48#include "llvm/ADT/APInt.h"
49#include "llvm/ADT/STLExtras.h"
50#include "llvm/ADT/STLForwardCompat.h"
51#include "llvm/ADT/StringExtras.h"
52#include "llvm/Support/ErrorHandling.h"
53#include "llvm/Support/TypeSize.h"
83 llvm_unreachable(
"Nested name specifier is not a type for inheriting ctor");
97 "not a constructor name");
119 auto *RD = dyn_cast<CXXRecordDecl>(ND);
120 if (RD && RD->isInjectedClassName()) {
121 InjectedClassName = RD;
125 if (!InjectedClassName) {
130 diag::err_incomplete_nested_name_spec) << CurClass << SS.
getRange();
145 bool EnteringContext) {
191 auto IsAcceptableResult = [&](
NamedDecl *
D) ->
bool {
192 auto *
Type = dyn_cast<TypeDecl>(
D->getUnderlyingDecl());
203 unsigned NumAcceptableResults = 0;
205 if (IsAcceptableResult(
D))
206 ++NumAcceptableResults;
211 if (
auto *RD = dyn_cast<CXXRecordDecl>(
D))
212 if (RD->isInjectedClassName())
213 D = cast<NamedDecl>(RD->getParent());
215 if (FoundDeclSet.insert(
D).second)
216 FoundDecls.push_back(
D);
224 if (
Found.isAmbiguous() && NumAcceptableResults == 1) {
225 Diag(NameLoc, diag::ext_dtor_name_ambiguous);
229 if (
auto *TD = dyn_cast<TypeDecl>(
D->getUnderlyingDecl()))
235 if (!IsAcceptableResult(
D))
241 if (
Found.isAmbiguous())
245 if (IsAcceptableResult(
Type)) {
257 bool IsDependent =
false;
259 auto LookupInObjectType = [&]() ->
ParsedType {
260 if (Failed || SearchType.
isNull())
270 return CheckLookupResult(
Found);
288 return CheckLookupResult(
Found);
297 return CheckLookupResult(
Found);
344 if (
ParsedType T = LookupInNestedNameSpec(PrefixSS))
374 unsigned NumNonExtensionDecls = FoundDecls.size();
398 Diag(SS.
getEndLoc(), diag::ext_qualified_dtor_named_in_lexical_scope)
400 Diag(FoundDecls.back()->getLocation(), diag::note_destructor_type_here)
411 FoundDecls.resize(NumNonExtensionDecls);
414 std::stable_sort(FoundDecls.begin(), FoundDecls.end(),
416 return isa<TypeDecl>(A->getUnderlyingDecl()) >
417 isa<TypeDecl>(B->getUnderlyingDecl());
421 auto MakeFixItHint = [&]{
427 Destroyed = dyn_cast_or_null<CXXRecordDecl>(S->getEntity());
434 if (FoundDecls.empty()) {
436 Diag(NameLoc, diag::err_undeclared_destructor_name)
437 << &II << MakeFixItHint();
438 }
else if (!SearchType.
isNull() && FoundDecls.size() == 1) {
439 if (
auto *TD = dyn_cast<TypeDecl>(FoundDecls[0]->getUnderlyingDecl())) {
440 assert(!SearchType.
isNull() &&
441 "should only reject a type result if we have a search type");
443 Diag(NameLoc, diag::err_destructor_expr_type_mismatch)
444 <<
T << SearchType << MakeFixItHint();
446 Diag(NameLoc, diag::err_destructor_expr_nontype)
447 << &II << MakeFixItHint();
450 Diag(NameLoc, SearchType.
isNull() ? diag::err_destructor_name_nontype
451 : diag::err_destructor_expr_mismatch)
452 << &II << SearchType << MakeFixItHint();
456 if (
auto *TD = dyn_cast<TypeDecl>(FoundD->getUnderlyingDecl()))
457 Diag(FoundD->getLocation(), diag::note_destructor_type_here)
460 Diag(FoundD->getLocation(), diag::note_destructor_nontype_here)
478 "unexpected type in getDestructorType");
507 Name.getSourceRange(),
508 (StringRef(
"operator\"\"") + II->
getName()).str());
510 Diag(
Loc, diag::warn_reserved_extern_symbol)
511 << II << static_cast<int>(Status) << Hint;
513 Diag(
Loc, diag::warn_deprecated_literal_operator_id) << II << Hint;
529 Diag(Name.getBeginLoc(), diag::err_literal_operator_id_outside_namespace)
540 llvm_unreachable(
"unknown nested name specifier kind");
561 return ExprError(
Diag(TypeidLoc, diag::err_variably_modified_typeid) <<
T);
574 bool WasEvaluated =
false;
584 CXXRecordDecl *RecordD = cast<CXXRecordDecl>(RecordT->getDecl());
630 return ExprError(
Diag(TypeidLoc, diag::err_variably_modified_typeid)
637 ? diag::warn_side_effects_typeid
638 : diag::warn_side_effects_unevaluated_context);
651 return ExprError(
Diag(OpLoc, diag::err_openclcxx_not_supported)
657 return ExprError(
Diag(OpLoc, diag::err_need_header_before_typeid));
671 return ExprError(
Diag(OpLoc, diag::err_need_header_before_typeid));
675 return ExprError(
Diag(OpLoc, diag::err_no_typeid_with_fno_rtti));
699 if (
auto *CTE = dyn_cast<CXXTypeidExpr>(
Result.get()))
700 if (CTE->isPotentiallyEvaluated() && !CTE->isMostDerived(
Context))
701 Diag(OpLoc, diag::warn_no_typeid_with_rtti_disabled)
723 if (
const auto *Uuid = TD->getMostRecentDecl()->getAttr<UuidAttr>()) {
724 UuidAttrs.insert(Uuid);
729 if (
const auto *CTSD = dyn_cast<ClassTemplateSpecializationDecl>(TD)) {
732 const UuidAttr *UuidForTA =
nullptr;
739 UuidAttrs.insert(UuidForTA);
749 if (!Operand->getType()->isDependentType()) {
752 if (UuidAttrs.empty())
753 return ExprError(
Diag(TypeidLoc, diag::err_uuidof_without_guid));
754 if (UuidAttrs.size() > 1)
755 return ExprError(
Diag(TypeidLoc, diag::err_uuidof_with_multiple_guids));
756 Guid = UuidAttrs.back()->getGuidDecl();
773 if (UuidAttrs.empty())
774 return ExprError(
Diag(TypeidLoc, diag::err_uuidof_without_guid));
775 if (UuidAttrs.size() > 1)
776 return ExprError(
Diag(TypeidLoc, diag::err_uuidof_with_multiple_guids));
777 Guid = UuidAttrs.back()->getGuidDecl();
812 assert((Kind == tok::kw_true || Kind == tok::kw_false) &&
813 "Unknown C++ Boolean value!");
825 bool IsThrownVarInScope =
false;
838 if (
const auto *DRE = dyn_cast<DeclRefExpr>(Ex->
IgnoreParens()))
839 if (
const auto *Var = dyn_cast<VarDecl>(DRE->getDecl());
840 Var && Var->hasLocalStorage() &&
841 !Var->getType().isVolatileQualified()) {
842 for (; S; S = S->getParent()) {
843 if (S->isDeclScope(Var)) {
844 IsThrownVarInScope =
true;
861 bool IsThrownVarInScope) {
863 const bool IsOpenMPGPUTarget =
864 getLangOpts().OpenMPIsTargetDevice && (
T.isNVPTX() ||
T.isAMDGCN());
867 if (!IsOpenMPGPUTarget && !
getLangOpts().CXXExceptions &&
870 targetDiag(OpLoc, diag::err_exceptions_disabled) <<
"throw";
874 if (IsOpenMPGPUTarget)
875 targetDiag(OpLoc, diag::warn_throw_not_valid_on_target) <<
T.str();
880 <<
"throw" << llvm::to_underlying(
CUDA().CurrentTarget());
883 Diag(OpLoc, diag::err_omp_simd_region_cannot_use_stmt) <<
"throw";
888 Diag(OpLoc, diag::err_acc_branch_in_out_compute_construct)
932 llvm::DenseMap<CXXRecordDecl *, unsigned> &SubobjectsSeen,
933 llvm::SmallPtrSetImpl<CXXRecordDecl *> &VBases,
934 llvm::SetVector<CXXRecordDecl *> &PublicSubobjectsSeen,
935 bool ParentIsPublic) {
937 CXXRecordDecl *BaseDecl = BS.getType()->getAsCXXRecordDecl();
942 NewSubobject = VBases.insert(BaseDecl).second;
947 ++SubobjectsSeen[BaseDecl];
950 bool PublicPath = ParentIsPublic && BS.getAccessSpecifier() ==
AS_public;
952 PublicSubobjectsSeen.insert(BaseDecl);
962 llvm::DenseMap<CXXRecordDecl *, unsigned> SubobjectsSeen;
963 llvm::SmallSet<CXXRecordDecl *, 2> VBases;
964 llvm::SetVector<CXXRecordDecl *> PublicSubobjectsSeen;
965 SubobjectsSeen[RD] = 1;
966 PublicSubobjectsSeen.insert(RD);
970 for (
CXXRecordDecl *PublicSubobject : PublicSubobjectsSeen) {
972 if (SubobjectsSeen[PublicSubobject] > 1)
975 Objects.push_back(PublicSubobject);
984 bool isPointer =
false;
1004 isPointer ? diag::err_throw_incomplete_ptr
1005 : diag::err_throw_incomplete,
1015 diag::err_throw_abstract_type,
E))
1037 PDiag(diag::err_access_dtor_exception) << Ty);
1053 for (
CXXRecordDecl *Subobject : UnambiguousPublicSubobjects) {
1094 if (ExnObjAlign < TypeAlign) {
1095 Diag(ThrowLoc, diag::warn_throw_underaligned_obj);
1096 Diag(ThrowLoc, diag::note_throw_underaligned_obj)
1101 if (!isPointer &&
getLangOpts().AssumeNothrowExceptionDtor) {
1103 auto Ty = Dtor->getType();
1107 Diag(ThrowLoc, diag::err_throw_object_throwing_dtor) << RD;
1159 for (
int I = FunctionScopes.size();
1160 I-- && isa<LambdaScopeInfo>(FunctionScopes[I]) &&
1162 cast<LambdaScopeInfo>(FunctionScopes[I])->CallOperator);
1164 CurLSI = cast<LambdaScopeInfo>(FunctionScopes[I]);
1171 if (
C.isCopyCapture()) {
1183 "While computing 'this' capture-type for a generic lambda, when we "
1184 "run out of enclosing LSI's, yet the enclosing DC is a "
1185 "lambda-call-operator we must be (i.e. Current LSI) in a generic "
1186 "lambda call oeprator");
1189 auto IsThisCaptured =
1194 if (
C.capturesThis()) {
1205 bool IsByCopyCapture =
false;
1206 bool IsConstCapture =
false;
1209 IsThisCaptured(Closure, IsByCopyCapture, IsConstCapture)) {
1210 if (IsByCopyCapture) {
1228 if (method && method->isImplicitObjectMemberFunction())
1229 ThisTy = method->getThisType().getNonReferenceType();
1257 : S(S), OldCXXThisTypeOverride(S.CXXThisTypeOverride), Enabled(
false)
1259 if (!Enabled || !ContextDecl)
1264 Record = Template->getTemplatedDecl();
1266 Record = cast<CXXRecordDecl>(ContextDecl);
1274 this->Enabled =
true;
1291 Sema.
Diag(DiagLoc, diag::note_lambda_this_capture_fixit)
1297 bool BuildAndDiagnose,
const unsigned *
const FunctionScopeIndexToStopAt,
1298 const bool ByCopy) {
1303 assert((!ByCopy || Explicit) &&
"cannot implicitly capture *this by value");
1305 const int MaxFunctionScopesIndex = FunctionScopeIndexToStopAt
1306 ? *FunctionScopeIndexToStopAt
1332 unsigned NumCapturingClosures = 0;
1333 for (
int idx = MaxFunctionScopesIndex; idx >= 0; idx--) {
1336 if (CSI->CXXThisCaptureIndex != 0) {
1338 CSI->Captures[CSI->CXXThisCaptureIndex - 1].markUsed(BuildAndDiagnose);
1344 if (BuildAndDiagnose) {
1346 Diag(
Loc, diag::err_this_capture)
1347 << (Explicit && idx == MaxFunctionScopesIndex);
1357 (Explicit && idx == MaxFunctionScopesIndex)) {
1363 NumCapturingClosures++;
1367 if (BuildAndDiagnose) {
1369 Diag(
Loc, diag::err_this_capture)
1370 << (Explicit && idx == MaxFunctionScopesIndex);
1378 if (!BuildAndDiagnose)
return false;
1391 "Only a lambda can capture the enclosing object (referred to by "
1394 for (
int idx = MaxFunctionScopesIndex; NumCapturingClosures;
1395 --idx, --NumCapturingClosures) {
1402 bool isNested = NumCapturingClosures > 1;
1436 const auto *Method = dyn_cast<CXXMethodDecl>(DC);
1437 if (Method && Method->isExplicitObjectMemberFunction()) {
1438 Diag(
Loc, diag::err_invalid_this_use) << 1;
1440 Diag(
Loc, diag::err_invalid_this_use) << 1;
1442 Diag(
Loc, diag::err_invalid_this_use) << 0;
1456 if (This->isTypeDependent())
1461 auto IsDependent = [&]() {
1463 auto *LSI = dyn_cast<sema::LambdaScopeInfo>(
Scope);
1467 if (LSI->Lambda && !LSI->Lambda->Encloses(
CurContext) &&
1468 LSI->AfterParameterList)
1475 if (LSI->isCXXThisCaptured()) {
1476 if (!LSI->getCXXThisCapture().isCopyCapture())
1479 const auto *MD = LSI->CallOperator;
1480 if (MD->getType().isNull())
1484 return Ty && MD->isExplicitObjectMemberFunction() &&
1491 This->setCapturedByCopyInLambdaWithExplicitObjectParameter(IsDependent);
1511 bool ListInitialization) {
1521 RParenOrBraceLoc, ListInitialization);
1525 if (!
Result.isInvalid() &&
Result.get()->isInstantiationDependent() &&
1526 !
Result.get()->isTypeDependent())
1528 else if (
Result.isInvalid())
1530 RParenOrBraceLoc, exprs, Ty);
1539 bool ListInitialization) {
1543 assert((!ListInitialization || Exprs.size() == 1) &&
1544 "List initialization must have exactly one expression.");
1551 ? ListInitialization
1553 TyBeginLoc, LParenOrBraceLoc, RParenOrBraceLoc)
1567 isa<DeducedTemplateSpecializationType>(Deduced)) {
1573 }
else if (Deduced && !Deduced->
isDeduced()) {
1575 if (ListInitialization) {
1576 auto *ILE = cast<InitListExpr>(Exprs[0]);
1577 Inits =
MultiExprArg(ILE->getInits(), ILE->getNumInits());
1581 return ExprError(
Diag(TyBeginLoc, diag::err_auto_expr_init_no_expression)
1582 << Ty << FullRange);
1583 if (Inits.size() > 1) {
1584 Expr *FirstBad = Inits[1];
1586 diag::err_auto_expr_init_multiple_expressions)
1587 << Ty << FullRange);
1591 Diag(TyBeginLoc, diag::warn_cxx20_compat_auto_expr) << FullRange;
1593 Expr *Deduce = Inits[0];
1594 if (isa<InitListExpr>(Deduce))
1597 << ListInitialization << Ty << FullRange);
1604 return ExprError(
Diag(TyBeginLoc, diag::err_auto_expr_deduction_failure)
1605 << Ty << Deduce->
getType() << FullRange
1619 RParenOrBraceLoc, ListInitialization);
1625 if (Exprs.size() == 1 && !ListInitialization &&
1626 !isa<InitListExpr>(Exprs[0])) {
1627 Expr *Arg = Exprs[0];
1635 if (!ListInitialization)
1636 return ExprError(
Diag(TyBeginLoc, diag::err_value_init_for_array_type)
1646 return ExprError(
Diag(TyBeginLoc, diag::err_init_for_function_type)
1647 << Ty << FullRange);
1654 diag::err_invalid_incomplete_type_use, FullRange))
1667 Inner = BTE->getSubExpr();
1668 if (
auto *CE = dyn_cast<ConstantExpr>(Inner);
1669 CE && CE->isImmediateInvocation())
1670 Inner = CE->getSubExpr();
1671 if (!isa<CXXTemporaryObjectExpr>(Inner) &&
1672 !isa<CXXScalarValueInitExpr>(Inner)) {
1684 :
SourceRange(LParenOrBraceLoc, RParenOrBraceLoc);
1706 for (
const auto *
D : R) {
1707 if (
const auto *FD = dyn_cast<FunctionDecl>(
D)) {
1724 return llvm::none_of(PreventedBy, [&](
const FunctionDecl *FD) {
1726 "Only single-operand functions should be in PreventedBy");
1741 unsigned UsualParams = 1;
1743 if (S.
getLangOpts().SizedDeallocation && UsualParams < FD->getNumParams() &&
1749 if (S.
getLangOpts().AlignedAllocation && UsualParams < FD->getNumParams() &&
1759 struct UsualDeallocFnInfo {
1760 UsualDeallocFnInfo() :
Found(), FD(nullptr) {}
1768 unsigned NumBaseParams = 1;
1769 if (FD->isDestroyingOperatorDelete()) {
1774 if (NumBaseParams < FD->getNumParams() &&
1776 FD->getParamDecl(NumBaseParams)->getType(),
1782 if (NumBaseParams < FD->getNumParams() &&
1783 FD->getParamDecl(NumBaseParams)->getType()->isAlignValT()) {
1785 HasAlignValT =
true;
1794 explicit operator bool()
const {
return FD; }
1796 bool isBetterThan(
const UsualDeallocFnInfo &
Other,
bool WantSize,
1797 bool WantAlign)
const {
1801 if (Destroying !=
Other.Destroying)
1808 if (HasAlignValT !=
Other.HasAlignValT)
1809 return HasAlignValT == WantAlign;
1811 if (HasSizeT !=
Other.HasSizeT)
1812 return HasSizeT == WantSize;
1815 return CUDAPref >
Other.CUDAPref;
1820 bool Destroying, HasSizeT, HasAlignValT;
1840 UsualDeallocFnInfo Best;
1842 for (
auto I = R.
begin(),
E = R.
end(); I !=
E; ++I) {
1843 UsualDeallocFnInfo Info(S, I.getPair());
1851 BestFns->push_back(Info);
1855 if (Best.isBetterThan(Info, WantSize, WantAlign))
1860 if (BestFns && Info.isBetterThan(Best, WantSize, WantAlign))
1865 BestFns->push_back(Info);
1879 if (!record)
return false;
1892 if (ops.
empty())
return false;
1904 return Best && Best.HasSizeT;
1912 std::optional<Expr *> ArraySize;
1914 if (
D.getNumTypeObjects() > 0 &&
1917 if (
D.getDeclSpec().hasAutoTypeSpec())
1928 D.DropFirstTypeObject();
1933 for (
unsigned I = 0, N =
D.getNumTypeObjects(); I < N; ++I) {
1938 if (
Expr *NumElts = (
Expr *)Array.NumElts) {
1939 if (!NumElts->isTypeDependent() && !NumElts->isValueDependent()) {
1954 NumElts,
nullptr, diag::err_new_array_nonconst,
AllowFold)
1966 if (
D.isInvalidType())
1971 DirectInitRange = List->getSourceRange();
1974 PlacementLParen, PlacementArgs, PlacementRParen,
1975 TypeIdParens, AllocType, TInfo, ArraySize, DirectInitRange,
1984 return IsCPlusPlus20 || PLE->getNumExprs() == 0;
1985 if (isa<ImplicitValueInitExpr>(
Init))
1988 return !CCE->isListInitialization() &&
1989 CCE->getConstructor()->isDefaultConstructor();
1991 assert(isa<InitListExpr>(
Init) &&
1992 "Shouldn't create list CXXConstructExprs for arrays.");
2004 std::optional<unsigned> AlignmentParam;
2017 StringRef OSName = AvailabilityAttr::getPlatformNameSourceSpelling(
2022 bool IsDelete = Kind == OO_Delete || Kind == OO_Array_Delete;
2023 Diag(
Loc, diag::err_aligned_allocation_unavailable)
2025 << OSVersion.getAsString() << OSVersion.empty();
2026 Diag(
Loc, diag::note_silence_aligned_allocation_unavailable);
2036 std::optional<Expr *> ArraySize,
2042 if (DirectInitRange.
isValid()) {
2043 assert(
Initializer &&
"Have parens but no initializer.");
2045 }
else if (isa_and_nonnull<InitListExpr>(
Initializer))
2050 "Initializer expression that cannot have been implicitly created.");
2057 "paren init for non-call init");
2058 Exprs =
MultiExprArg(List->getExprs(), List->getNumExprs());
2065 switch (InitStyle) {
2076 DirectInitRange.
getEnd());
2082 llvm_unreachable(
"Unknown initialization kind");
2087 if (Deduced && !Deduced->isDeduced() &&
2088 isa<DeducedTemplateSpecializationType>(Deduced)) {
2091 Diag(*ArraySize ? (*ArraySize)->getExprLoc() : TypeRange.
getBegin(),
2092 diag::err_deduced_class_template_compound_type)
2094 << (*ArraySize ? (*ArraySize)->getSourceRange() : TypeRange));
2099 AllocTypeInfo, Entity, Kind, Exprs);
2102 }
else if (Deduced && !Deduced->isDeduced()) {
2106 auto *ILE = cast<InitListExpr>(Exprs[0]);
2107 Inits =
MultiExprArg(ILE->getInits(), ILE->getNumInits());
2111 return ExprError(
Diag(StartLoc, diag::err_auto_new_requires_ctor_arg)
2112 << AllocType << TypeRange);
2113 if (Inits.size() > 1) {
2114 Expr *FirstBad = Inits[1];
2116 diag::err_auto_new_ctor_multiple_expressions)
2117 << AllocType << TypeRange);
2121 << AllocType << TypeRange;
2122 Expr *Deduce = Inits[0];
2123 if (isa<InitListExpr>(Deduce))
2126 << Braced << AllocType << TypeRange);
2133 return ExprError(
Diag(StartLoc, diag::err_auto_new_deduction_failure)
2134 << AllocType << Deduce->
getType() << TypeRange
2151 AllocType = Array->getElementType();
2171 if (ArraySize && *ArraySize &&
2172 (*ArraySize)->getType()->isNonOverloadPlaceholderType()) {
2175 ArraySize = result.
get();
2184 std::optional<uint64_t> KnownArraySize;
2185 if (ArraySize && *ArraySize && !(*ArraySize)->isTypeDependent()) {
2194 (*ArraySize)->getType()->getAs<
RecordType>())
2196 Diag(StartLoc, diag::warn_cxx98_compat_array_size_conversion)
2197 << (*ArraySize)->getType() << 0 <<
"'size_t'";
2204 SizeConvertDiagnoser(
Expr *ArraySize)
2206 ArraySize(ArraySize) {}
2210 return S.
Diag(
Loc, diag::err_array_size_not_integral)
2216 return S.
Diag(
Loc, diag::err_array_size_incomplete_type)
2222 return S.
Diag(
Loc, diag::err_array_size_explicit_conversion) <<
T << ConvTy;
2233 return S.
Diag(
Loc, diag::err_array_size_ambiguous_conversion) <<
T;
2247 ? diag::warn_cxx98_compat_array_size_conversion
2248 : diag::ext_array_size_conversion)
2251 } SizeDiagnoser(*ArraySize);
2259 ArraySize = ConvertedSize.
get();
2260 QualType SizeType = (*ArraySize)->getType();
2278 if (std::optional<llvm::APSInt>
Value =
2279 (*ArraySize)->getIntegerConstantExpr(
Context)) {
2280 if (
Value->isSigned() &&
Value->isNegative()) {
2282 diag::err_typecheck_negative_array_size)
2283 << (*ArraySize)->getSourceRange());
2287 unsigned ActiveSizeBits =
2291 Diag((*ArraySize)->getBeginLoc(), diag::err_array_too_large)
2295 KnownArraySize =
Value->getZExtValue();
2296 }
else if (TypeIdParens.
isValid()) {
2298 Diag((*ArraySize)->getBeginLoc(), diag::ext_new_paren_array_nonconst)
2299 << (*ArraySize)->getSourceRange()
2312 unsigned Alignment =
2315 bool PassAlignment =
getLangOpts().AlignedAllocation &&
2316 Alignment > NewAlignment;
2326 AllocType, ArraySize.has_value(), PassAlignment, PlacementArgs,
2327 OperatorNew, OperatorDelete))
2332 bool UsualArrayDeleteWantsSize =
false;
2334 UsualArrayDeleteWantsSize =
2347 unsigned NumImplicitArgs = PassAlignment ? 2 : 1;
2349 NumImplicitArgs, PlacementArgs, AllPlaceArgs,
2353 if (!AllPlaceArgs.empty())
2354 PlacementArgs = AllPlaceArgs;
2364 llvm::APInt SingleEltSize(
2368 std::optional<llvm::APInt> AllocationSize;
2371 AllocationSize = SingleEltSize;
2375 AllocationSize = llvm::APInt(SizeTyWidth, *KnownArraySize)
2376 .umul_ov(SingleEltSize, Overflow);
2380 "Expected that all the overflows would have been handled already.");
2384 Context, AllocationSize.value_or(llvm::APInt::getZero(SizeTyWidth)),
2403 CK_IntegralCast, &AlignmentLiteral,
2408 CallArgs.reserve(NumImplicitArgs + PlacementArgs.size());
2409 CallArgs.emplace_back(AllocationSize
2410 ?
static_cast<Expr *
>(&AllocationSizeLiteral)
2411 : &OpaqueAllocationSize);
2413 CallArgs.emplace_back(&DesiredAlignment);
2414 CallArgs.insert(CallArgs.end(), PlacementArgs.begin(), PlacementArgs.end());
2418 checkCall(OperatorNew, Proto,
nullptr, CallArgs,
2419 false, StartLoc,
Range, CallType);
2423 if (PlacementArgs.empty() && !PassAlignment &&
2427 if (Alignment > NewAlignment)
2428 Diag(StartLoc, diag::warn_overaligned_type)
2440 SourceRange InitRange(Exprs.front()->getBeginLoc(),
2441 Exprs.back()->getEndLoc());
2442 Diag(StartLoc, diag::err_new_array_init_args) << InitRange;
2462 InitType = AllocType;
2475 dyn_cast_or_null<CXXBindTemporaryExpr>(FullInit.
get()))
2476 FullInit = Binder->getSubExpr();
2483 if (ArraySize && !*ArraySize) {
2491 Diag(TypeRange.
getEnd(), diag::err_new_array_size_unknown_from_init)
2503 if (OperatorDelete) {
2510 PassAlignment, UsualArrayDeleteWantsSize,
2511 PlacementArgs, TypeIdParens, ArraySize, InitStyle,
2521 return Diag(
Loc, diag::err_bad_new_type)
2522 << AllocType << 0 << R;
2524 return Diag(
Loc, diag::err_bad_new_type)
2525 << AllocType << 1 << R;
2528 Loc, AllocType, diag::err_new_incomplete_or_sizeless_type, R))
2531 diag::err_allocation_of_abstract_type))
2534 return Diag(
Loc, diag::err_variably_modified_new_type)
2538 return Diag(
Loc, diag::err_address_space_qualified_new)
2546 return Diag(
Loc, diag::err_arc_new_array_without_ownership)
2561 Alloc != AllocEnd; ++Alloc) {
2564 NamedDecl *
D = (*Alloc)->getUnderlyingDecl();
2598 if (PassAlignment) {
2599 PassAlignment =
false;
2601 Args.erase(Args.begin() + 1);
2603 Operator, &Candidates, AlignArg,
2629 (Args[1]->getType()->isObjectPointerType() ||
2630 Args[1]->getType()->isArrayType())) {
2631 S.
Diag(R.
getNameLoc(), diag::err_need_header_before_placement_new)
2646 if (AlignedCandidates) {
2648 return C.Function->getNumParams() > 1 &&
2649 C.Function->getParamDecl(1)->getType()->isAlignValT();
2653 AlignedArgs.reserve(Args.size() + 1);
2654 AlignedArgs.push_back(Args[0]);
2655 AlignedArgs.push_back(AlignArg);
2656 AlignedArgs.append(Args.begin() + 1, Args.end());
2669 if (AlignedCandidates)
2670 AlignedCandidates->
NoteCandidates(S, AlignedArgs, AlignedCands,
"",
2680 S.
PDiag(diag::err_ovl_ambiguous_call)
2689 Candidates, Best->Function, Args);
2693 llvm_unreachable(
"Unreachable, bad result from BestViableFunction");
2715 AllocArgs.reserve((PassAlignment ? 2 : 1) + PlaceArgs.size());
2725 AllocArgs.push_back(&Size);
2728 if (PassAlignment) {
2734 AllocArgs.push_back(&Align);
2736 AllocArgs.insert(AllocArgs.end(), PlaceArgs.begin(), PlaceArgs.end());
2745 IsArray ? OO_Array_New : OO_New);
2777 if (PlaceArgs.empty()) {
2778 Diag(StartLoc, diag::err_openclcxx_not_supported) <<
"default new";
2780 Diag(StartLoc, diag::err_openclcxx_placement_new);
2785 assert(!R.
empty() &&
"implicitly declared allocation functions not found");
2786 assert(!R.
isAmbiguous() &&
"global allocation functions are ambiguous");
2792 OperatorNew,
nullptr,
2799 OperatorDelete =
nullptr;
2834 while (Filter.hasNext()) {
2835 auto *FD = dyn_cast<FunctionDecl>(Filter.next()->getUnderlyingDecl());
2836 if (FD && FD->isDestroyingOperatorDelete())
2842 bool FoundGlobalDelete = FoundDelete.
empty();
2843 if (FoundDelete.
empty()) {
2870 bool isPlacementNew = !PlaceArgs.empty() || OperatorNew->
param_size() != 1 ||
2873 if (isPlacementNew) {
2890 for (
unsigned I = 1, N = Proto->getNumParams(); I < N; ++I)
2891 ArgTypes.push_back(Proto->getParamType(I));
2895 EPI.
Variadic = Proto->isVariadic();
2897 ExpectedFunctionType
2902 DEnd = FoundDelete.
end();
2906 dyn_cast<FunctionTemplateDecl>((*D)->getUnderlyingDecl())) {
2914 Fn = cast<FunctionDecl>((*D)->getUnderlyingDecl());
2917 ExpectedFunctionType,
2919 ExpectedFunctionType))
2920 Matches.push_back(std::make_pair(
D.getPair(), Fn));
2936 *
this, FoundDelete, FoundGlobalDelete,
2940 Matches.push_back(std::make_pair(Selected.Found, Selected.FD));
2944 for (
auto Fn : BestDeallocFns)
2945 Matches.push_back(std::make_pair(Fn.Found, Fn.FD));
2953 if (Matches.size() == 1) {
2954 OperatorDelete = Matches[0].second;
2964 UsualDeallocFnInfo Info(*
this,
2970 bool IsSizedDelete = Info.HasSizeT;
2971 if (IsSizedDelete && !FoundGlobalDelete) {
2972 auto NonSizedDelete =
2975 if (NonSizedDelete && !NonSizedDelete.HasSizeT &&
2976 NonSizedDelete.HasAlignValT == Info.HasAlignValT)
2977 IsSizedDelete =
false;
2980 if (IsSizedDelete) {
2984 PlaceArgs.back()->getEndLoc());
2985 Diag(StartLoc, diag::err_placement_new_non_placement_delete) << R;
2994 }
else if (!Matches.empty()) {
2998 Diag(StartLoc, diag::warn_ambiguous_suitable_delete_function_found)
2999 << DeleteName << AllocElemType;
3001 for (
auto &Match : Matches)
3002 Diag(Match.second->getLocation(),
3003 diag::note_member_declared_here) << DeleteName;
3067 if (TheGlobalModuleFragment) {
3082 if (TheGlobalModuleFragment) {
3083 AlignValT->setModuleOwnershipKind(
3085 AlignValT->setLocalOwningModule(TheGlobalModuleFragment);
3090 AlignValT->setImplicit(
true);
3103 Params.push_back(Param);
3106 bool HasSizedVariant =
getLangOpts().SizedDeallocation &&
3107 (Kind == OO_Delete || Kind == OO_Array_Delete);
3108 bool HasAlignedVariant =
getLangOpts().AlignedAllocation;
3110 int NumSizeVariants = (HasSizedVariant ? 2 : 1);
3111 int NumAlignVariants = (HasAlignedVariant ? 2 : 1);
3112 for (
int Sized = 0; Sized < NumSizeVariants; ++Sized) {
3114 Params.push_back(SizeT);
3116 for (
int Aligned = 0; Aligned < NumAlignVariants; ++Aligned) {
3129 DeclareGlobalAllocationFunctions(OO_New, VoidPtr, SizeT);
3130 DeclareGlobalAllocationFunctions(OO_Array_New, VoidPtr, SizeT);
3131 DeclareGlobalAllocationFunctions(OO_Delete,
Context.
VoidTy, VoidPtr);
3132 DeclareGlobalAllocationFunctions(OO_Array_Delete,
Context.
VoidTy, VoidPtr);
3135 PopGlobalModuleFragment();
3148 Alloc != AllocEnd; ++Alloc) {
3152 if (
Func->getNumParams() == Params.size()) {
3154 for (
auto *
P :
Func->parameters())
3155 FuncParams.push_back(
3161 Func->setVisibleDespiteOwningModule();
3169 false,
false,
true));
3172 bool HasBadAllocExceptionSpec
3173 = (Name.getCXXOverloadedOperator() == OO_New ||
3174 Name.getCXXOverloadedOperator() == OO_Array_New);
3175 if (HasBadAllocExceptionSpec) {
3178 assert(
StdBadAlloc &&
"Must have std::bad_alloc declared");
3190 auto CreateAllocationFunctionDecl = [&](
Attr *ExtraAttr) {
3196 Alloc->setImplicit();
3198 Alloc->setVisibleDespiteOwningModule();
3200 if (HasBadAllocExceptionSpec &&
getLangOpts().NewInfallible &&
3203 ReturnsNonNullAttr::CreateImplicit(
Context, Alloc->getLocation()));
3215 if (TheGlobalModuleFragment) {
3216 Alloc->setModuleOwnershipKind(
3218 Alloc->setLocalOwningModule(TheGlobalModuleFragment);
3222 Alloc->addAttr(VisibilityAttr::CreateImplicit(
3224 ? VisibilityAttr::Hidden
3226 ? VisibilityAttr::Protected
3227 : VisibilityAttr::Default));
3234 ParamDecls.back()->setImplicit();
3236 Alloc->setParams(ParamDecls);
3238 Alloc->addAttr(ExtraAttr);
3245 CreateAllocationFunctionDecl(
nullptr);
3249 CreateAllocationFunctionDecl(CUDAHostAttr::CreateImplicit(
Context));
3250 CreateAllocationFunctionDecl(CUDADeviceAttr::CreateImplicit(
Context));
3255 bool CanProvideSize,
3269 assert(
Result.FD &&
"operator delete missing from global scope?");
3281 return OperatorDelete;
3293 bool WantSize,
bool WantAligned) {
3298 if (
Found.isAmbiguous())
3301 Found.suppressDiagnostics();
3311 Overaligned, &Matches);
3314 if (Matches.size() == 1) {
3315 Operator = cast<CXXMethodDecl>(Matches[0].FD);
3321 Diag(StartLoc, diag::err_deleted_function_use)
3322 << (Msg !=
nullptr) << (Msg ? Msg->
getString() : StringRef());
3338 if (!Matches.empty()) {
3340 Diag(StartLoc, diag::err_ambiguous_suitable_delete_member_function_found)
3342 for (
auto &Match : Matches)
3343 Diag(Match.FD->getLocation(), diag::note_member_declared_here) << Name;
3350 if (!
Found.empty()) {
3352 Diag(StartLoc, diag::err_no_suitable_delete_member_function_found)
3357 diag::note_member_declared_here) << Name;
3369class MismatchingNewDeleteDetector {
3371 enum MismatchResult {
3377 MemberInitMismatches,
3386 explicit MismatchingNewDeleteDetector(
bool EndOfTU)
3387 : Field(nullptr), IsArrayForm(
false), EndOfTU(EndOfTU),
3388 HasUndefinedConstructors(
false) {}
3405 MismatchResult analyzeField(
FieldDecl *Field,
bool DeleteWasArrayForm);
3415 bool HasUndefinedConstructors;
3427 MismatchResult analyzeMemberExpr(
const MemberExpr *ME);
3450 MismatchResult analyzeInClassInitializer();
3454MismatchingNewDeleteDetector::MismatchResult
3455MismatchingNewDeleteDetector::analyzeDeleteExpr(
const CXXDeleteExpr *DE) {
3457 assert(DE &&
"Expected delete-expression");
3460 if (
const MemberExpr *ME = dyn_cast<const MemberExpr>(
E)) {
3461 return analyzeMemberExpr(ME);
3462 }
else if (
const DeclRefExpr *
D = dyn_cast<const DeclRefExpr>(
E)) {
3463 if (!hasMatchingVarInit(
D))
3464 return VarInitMismatches;
3470MismatchingNewDeleteDetector::getNewExprFromInitListOrExpr(
const Expr *
E) {
3471 assert(
E !=
nullptr &&
"Expected a valid initializer expression");
3473 if (
const InitListExpr *ILE = dyn_cast<const InitListExpr>(
E)) {
3474 if (ILE->getNumInits() == 1)
3475 E = dyn_cast<const CXXNewExpr>(ILE->getInit(0)->IgnoreParenImpCasts());
3478 return dyn_cast_or_null<const CXXNewExpr>(
E);
3481bool MismatchingNewDeleteDetector::hasMatchingNewInCtorInit(
3485 (NE = getNewExprFromInitListOrExpr(CI->
getInit()))) {
3486 if (
NE->isArray() == IsArrayForm)
3489 NewExprs.push_back(NE);
3494bool MismatchingNewDeleteDetector::hasMatchingNewInCtor(
3500 HasUndefinedConstructors =
true;
3503 for (
const auto *CI : cast<const CXXConstructorDecl>(
Definition)->inits()) {
3504 if (hasMatchingNewInCtorInit(CI))
3510MismatchingNewDeleteDetector::MismatchResult
3511MismatchingNewDeleteDetector::analyzeInClassInitializer() {
3512 assert(Field !=
nullptr &&
"This should be called only for members");
3513 const Expr *InitExpr =
Field->getInClassInitializer();
3515 return EndOfTU ? NoMismatch : AnalyzeLater;
3516 if (
const CXXNewExpr *NE = getNewExprFromInitListOrExpr(InitExpr)) {
3517 if (
NE->isArray() != IsArrayForm) {
3518 NewExprs.push_back(NE);
3519 return MemberInitMismatches;
3525MismatchingNewDeleteDetector::MismatchResult
3526MismatchingNewDeleteDetector::analyzeField(
FieldDecl *Field,
3527 bool DeleteWasArrayForm) {
3528 assert(Field !=
nullptr &&
"Analysis requires a valid class member.");
3529 this->Field =
Field;
3530 IsArrayForm = DeleteWasArrayForm;
3532 for (
const auto *CD : RD->
ctors()) {
3533 if (hasMatchingNewInCtor(CD))
3536 if (HasUndefinedConstructors)
3537 return EndOfTU ? NoMismatch : AnalyzeLater;
3538 if (!NewExprs.empty())
3539 return MemberInitMismatches;
3540 return Field->hasInClassInitializer() ? analyzeInClassInitializer()
3544MismatchingNewDeleteDetector::MismatchResult
3545MismatchingNewDeleteDetector::analyzeMemberExpr(
const MemberExpr *ME) {
3546 assert(ME !=
nullptr &&
"Expected a member expression");
3548 return analyzeField(F, IsArrayForm);
3552bool MismatchingNewDeleteDetector::hasMatchingVarInit(
const DeclRefExpr *
D) {
3554 if (
const VarDecl *VD = dyn_cast<const VarDecl>(
D->getDecl())) {
3555 if (VD->hasInit() && (NE = getNewExprFromInitListOrExpr(VD->getInit())) &&
3556 NE->isArray() != IsArrayForm) {
3557 NewExprs.push_back(NE);
3560 return NewExprs.empty();
3565 const MismatchingNewDeleteDetector &Detector) {
3568 if (!Detector.IsArrayForm)
3577 SemaRef.
Diag(DeleteLoc, diag::warn_mismatched_delete_new)
3578 << Detector.IsArrayForm << H;
3580 for (
const auto *NE : Detector.NewExprs)
3581 SemaRef.
Diag(NE->getExprLoc(), diag::note_allocated_here)
3582 << Detector.IsArrayForm;
3585void Sema::AnalyzeDeleteExprMismatch(
const CXXDeleteExpr *DE) {
3588 MismatchingNewDeleteDetector Detector(
false);
3589 switch (Detector.analyzeDeleteExpr(DE)) {
3590 case MismatchingNewDeleteDetector::VarInitMismatches:
3591 case MismatchingNewDeleteDetector::MemberInitMismatches: {
3595 case MismatchingNewDeleteDetector::AnalyzeLater: {
3600 case MismatchingNewDeleteDetector::NoMismatch:
3606 bool DeleteWasArrayForm) {
3607 MismatchingNewDeleteDetector Detector(
true);
3608 switch (Detector.analyzeField(Field, DeleteWasArrayForm)) {
3609 case MismatchingNewDeleteDetector::VarInitMismatches:
3610 llvm_unreachable(
"This analysis should have been done for class members.");
3611 case MismatchingNewDeleteDetector::AnalyzeLater:
3612 llvm_unreachable(
"Analysis cannot be postponed any point beyond end of "
3613 "translation unit.");
3614 case MismatchingNewDeleteDetector::MemberInitMismatches:
3617 case MismatchingNewDeleteDetector::NoMismatch:
3624 bool ArrayForm,
Expr *ExE) {
3634 bool ArrayFormAsWritten = ArrayForm;
3635 bool UsualArrayDeleteWantsSize =
false;
3653 if (ConvPtrType->getPointeeType()->isIncompleteOrObjectType())
3660 return S.
Diag(
Loc, diag::err_delete_operand) <<
T;
3665 return S.
Diag(
Loc, diag::err_delete_incomplete_class_type) <<
T;
3671 return S.
Diag(
Loc, diag::err_delete_explicit_conversion) <<
T << ConvTy;
3682 return S.
Diag(
Loc, diag::err_ambiguous_delete_operand) <<
T;
3694 llvm_unreachable(
"conversion functions are permitted");
3702 if (!Converter.match(
Type))
3713 diag::err_address_space_qualified_delete)
3723 Diag(StartLoc,
LangOpts.CPlusPlus26 ? diag::err_delete_incomplete
3724 : diag::ext_delete_void_ptr_operand)
3736 ? diag::err_delete_incomplete
3737 : diag::warn_delete_incomplete,
3740 PointeeRD = cast<CXXRecordDecl>(RT->getDecl());
3745 Diag(StartLoc, diag::warn_delete_array_type)
3752 ArrayForm ? OO_Array_Delete : OO_Delete);
3766 UsualArrayDeleteWantsSize =
3771 else if (isa_and_nonnull<CXXMethodDecl>(OperatorDelete))
3772 UsualArrayDeleteWantsSize =
3773 UsualDeallocFnInfo(*
this,
3792 if (!OperatorDelete) {
3794 Diag(StartLoc, diag::err_openclcxx_not_supported) <<
"default delete";
3799 bool CanProvideSize =
3800 IsComplete && (!ArrayForm || UsualArrayDeleteWantsSize ||
3806 Overaligned, DeleteName);
3813 bool IsVirtualDelete =
false;
3817 PDiag(diag::err_access_dtor) << PointeeElem);
3818 IsVirtualDelete = Dtor->isVirtual();
3847 UsualArrayDeleteWantsSize, OperatorDelete, Ex.
get(), StartLoc);
3848 AnalyzeDeleteExprMismatch(
Result);
3857 IsDelete ? OO_Delete : OO_New);
3861 assert(!R.
empty() &&
"implicitly declared allocation functions not found");
3862 assert(!R.
isAmbiguous() &&
"global allocation functions are ambiguous");
3871 FnOvl != FnOvlEnd; ++FnOvl) {
3874 NamedDecl *
D = (*FnOvl)->getUnderlyingDecl();
3898 "class members should not be considered");
3901 S.
Diag(R.
getNameLoc(), diag::err_builtin_operator_new_delete_not_usual)
3902 << (IsDelete ? 1 : 0) <<
Range;
3903 S.
Diag(FnDecl->
getLocation(), diag::note_non_usual_function_declared_here)
3915 S.
PDiag(diag::err_ovl_no_viable_function_in_call)
3923 S.
PDiag(diag::err_ovl_ambiguous_call)
3930 Candidates, Best->Function, Args);
3933 llvm_unreachable(
"Unreachable, bad result from BestViableFunction");
3938 CallExpr *TheCall = cast<CallExpr>(TheCallResult.
get());
3941 << (IsDelete ?
"__builtin_operator_delete" :
"__builtin_operator_new")
3951 OperatorNewOrDelete))
3953 assert(OperatorNewOrDelete &&
"should be found");
3959 for (
unsigned i = 0; i != TheCall->
getNumArgs(); ++i) {
3970 assert(Callee &&
Callee->getCastKind() == CK_BuiltinFnToFnPtr &&
3971 "Callee expected to be implicit cast to a builtin function pointer");
3974 return TheCallResult;
3978 bool IsDelete,
bool CallCanBeVirtual,
3979 bool WarnOnNonAbstractTypes,
4006 Diag(
Loc, diag::warn_delete_abstract_non_virtual_dtor) << (IsDelete ? 0 : 1)
4008 }
else if (WarnOnNonAbstractTypes) {
4011 Diag(
Loc, diag::warn_delete_non_virtual_dtor) << (IsDelete ? 0 : 1)
4015 std::string TypeStr;
4017 Diag(DtorLoc, diag::note_delete_non_virtual)
4045 diag::err_invalid_use_of_function_type)
4049 diag::err_invalid_use_of_array_type)
4067 llvm_unreachable(
"unexpected condition kind");
4093 diag::err_constexpr_if_condition_expression_is_not_constant);
4101 From = Cast->getSubExpr();
4113 if (!ToPtrType->getPointeeType().hasQualifiers()) {
4114 switch (StrLit->getKind()) {
4121 return (ToPointeeType->getKind() == BuiltinType::Char_U ||
4122 ToPointeeType->getKind() == BuiltinType::Char_S);
4127 assert(
false &&
"Unevaluated string literal in expression");
4142 bool HadMultipleCandidates,
4145 default: llvm_unreachable(
"Unhandled cast kind!");
4146 case CK_ConstructorConversion: {
4151 diag::err_allocation_of_abstract_type))
4164 CastLoc, Ty, FoundDecl, cast<CXXConstructorDecl>(Method),
4165 ConstructorArgs, HadMultipleCandidates,
4166 false,
false,
false,
4174 case CK_UserDefinedConversion: {
4184 HadMultipleCandidates);
4189 CK_UserDefinedConversion,
Result.get(),
4190 nullptr,
Result.get()->getValueKind(),
4223 assert(FD &&
"no conversion function for user-defined conversion seq");
4225 CastKind = CK_UserDefinedConversion;
4233 CastKind = CK_ConstructorConversion;
4261 From = CastArg.
get();
4275 PDiag(diag::err_typecheck_ambiguous_condition)
4281 llvm_unreachable(
"bad conversion");
4288 ToType, From->
getType(), From, Action);
4289 assert(Diagnosed &&
"failed to diagnose bad conversion"); (void)Diagnosed;
4302 QualType ElType = ToVec->getElementType();
4338 false,
false,
false,
4345 false,
false,
false,
4378 ToAtomicType = ToType;
4379 ToType = ToAtomic->getValueType();
4382 QualType InitialFromType = FromType;
4384 switch (SCS.
First) {
4387 FromType = FromAtomic->getValueType().getUnqualifiedType();
4400 From = FromRes.
get();
4427 llvm_unreachable(
"Improper first standard conversion");
4468 "only enums with fixed underlying type can promote to bool");
4498 CK = CK_FloatingComplexCast;
4500 CK = CK_FloatingComplexToIntegralComplex;
4502 CK = CK_IntegralComplexToFloatingComplex;
4504 CK = CK_IntegralComplexCast;
4530 "Attempting implicit fixed point conversion without a fixed "
4535 nullptr, CCK).
get();
4539 nullptr, CCK).
get();
4543 nullptr, CCK).
get();
4547 nullptr, CCK).
get();
4551 nullptr, CCK).
get();
4555 nullptr, CCK).
get();
4560 nullptr, CCK).
get();
4569 diag::ext_typecheck_convert_incompatible_pointer)
4574 diag::ext_typecheck_convert_incompatible_pointer)
4581 }
else if (
getLangOpts().allowsNonTrivialObjCLifetimeQualifiers() &&
4582 !
ObjC().CheckObjCARCUnavailableWeakConversion(ToType,
4587 Diag(From->
getBeginLoc(), diag::err_arc_convesion_of_weak_unavailable)
4616 if (Kind == CK_BlockPointerToObjCPointerCast) {
4678 &BasePath, CCK).
get();
4707 QualType ElType = ToComplex->getElementType();
4715 isFloatingComplex ? CK_FloatingCast : CK_FloatingToIntegral).
get();
4719 isFloatingComplex ? CK_IntegralToFloating : CK_IntegralCast).
get();
4723 isFloatingComplex ? CK_FloatingRealToComplex
4724 : CK_IntegralRealToComplex).
get();
4729 QualType ElType = FromComplex->getElementType();
4734 isFloatingComplex ? CK_FloatingComplexToReal
4735 : CK_IntegralComplexToReal,
4744 isFloatingComplex ? CK_FloatingCast
4745 : CK_IntegralToFloating,
4751 isFloatingComplex ? CK_FloatingToIntegral
4767 AddrSpaceL != AddrSpaceR ? CK_AddressSpaceConversion : CK_BitCast;
4780 From = FromRes.
get();
4782 "Improper transparent union conversion");
4790 CK_ZeroToOCLOpaqueType,
4805 llvm_unreachable(
"Improper second standard conversion");
4814 "Dimension conversion for matrix types is not implemented yet.");
4816 "Dimension conversion is only supported for vector types.");
4831 "HLSL vector truncation should only apply to ExtVectors");
4834 QualType ElType = FromVec->getElementType();
4844 llvm_unreachable(
"Improper element standard conversion");
4848 switch (SCS.
Third) {
4871 CK = CK_AddressSpaceConversion;
4876 CK = CK_AddressSpaceConversion;
4882 << InitialFromType << ToType;
4893 ? diag::ext_deprecated_string_literal_conversion
4894 : diag::warn_deprecated_string_literal_conversion)
4902 llvm_unreachable(
"Improper third standard conversion");
4907 if (!ToAtomicType.
isNull()) {
4943 S.
Diag(
T->getTypeLoc().getBeginLoc(), diag::err_vla_unsupported)
4944 << 1 << TypeTraitID;
4967 default: llvm_unreachable(
"not a UTT");
4969 case UTT_IsCompleteType:
4977 case UTT_IsIntegral:
4978 case UTT_IsFloatingPoint:
4980 case UTT_IsBoundedArray:
4982 case UTT_IsNullPointer:
4983 case UTT_IsReferenceable:
4984 case UTT_IsLvalueReference:
4985 case UTT_IsRvalueReference:
4986 case UTT_IsMemberFunctionPointer:
4987 case UTT_IsMemberObjectPointer:
4989 case UTT_IsScopedEnum:
4992 case UTT_IsFunction:
4993 case UTT_IsReference:
4994 case UTT_IsArithmetic:
4995 case UTT_IsFundamental:
4998 case UTT_IsCompound:
4999 case UTT_IsMemberPointer:
5008 case UTT_IsVolatile:
5010 case UTT_IsUnboundedArray:
5011 case UTT_IsUnsigned:
5014 case UTT_IsInterfaceClass:
5020 case UTT_IsPolymorphic:
5021 case UTT_IsAbstract:
5025 Loc, ArgTy, diag::err_incomplete_type_used_in_type_trait_expr);
5034 Loc, ArgTy, diag::err_incomplete_type_used_in_type_trait_expr);
5038 case UTT_IsAggregate:
5043 Loc, ArgTy, diag::err_incomplete_type_used_in_type_trait_expr);
5048 case UTT_IsTriviallyCopyable:
5049 case UTT_IsStandardLayout:
5052 case UTT_IsBitwiseCloneable:
5055 case UTT_IsTriviallyRelocatable:
5056 case UTT_IsTriviallyEqualityComparable:
5057 case UTT_CanPassInRegs:
5061 case UTT_HasNothrowAssign:
5062 case UTT_HasNothrowMoveAssign:
5063 case UTT_HasNothrowConstructor:
5064 case UTT_HasNothrowCopy:
5065 case UTT_HasTrivialAssign:
5066 case UTT_HasTrivialMoveAssign:
5067 case UTT_HasTrivialDefaultConstructor:
5068 case UTT_HasTrivialMoveConstructor:
5069 case UTT_HasTrivialCopy:
5070 case UTT_HasTrivialDestructor:
5071 case UTT_HasVirtualDestructor:
5075 case UTT_HasUniqueObjectRepresentations:
5081 case UTT_IsDestructible:
5082 case UTT_IsNothrowDestructible:
5083 case UTT_IsTriviallyDestructible:
5088 Loc, ArgTy, diag::err_incomplete_type_used_in_type_trait_expr);
5099 if ((RD->*HasTrivial)() && !(RD->*HasNonTrivial)())
5105 if (
Self.LookupQualifiedName(Res, RD)) {
5106 bool FoundOperator =
false;
5109 Op != OpEnd; ++Op) {
5110 if (isa<FunctionTemplateDecl>(*Op))
5114 if((Operator->*IsDesiredOp)()) {
5115 FoundOperator =
true;
5117 CPT =
Self.ResolveExceptionSpec(KeyLoc, CPT);
5122 return FoundOperator;
5130 if (
Decl->isUnion())
5132 if (
Decl->isLambda())
5133 return Decl->isCapturelessLambda();
5143 {},
Decl->getTypeForDecl()->getCanonicalTypeUnqualified().withConst(),
5150 Functions, &Operand, &Operand);
5154 const auto *
CallExpr = dyn_cast<CXXOperatorCallExpr>(
Result.get());
5158 auto ParamT = Callee->getParamDecl(0)->getType();
5159 if (!Callee->isDefaulted())
5161 if (!ParamT->isReferenceType() && !
Decl->isTriviallyCopyable())
5163 if (ParamT.getNonReferenceType()->getUnqualifiedDesugaredType() !=
5164 Decl->getTypeForDecl())
5168 return llvm::all_of(
Decl->bases(),
5170 if (const auto *RD = BS.getType()->getAsCXXRecordDecl())
5171 return HasNonDeletedDefaultedEqualityComparison(
5176 auto Type = FD->getType();
5177 if (Type->isArrayType())
5178 Type = Type->getBaseElementTypeUnsafe()
5179 ->getCanonicalTypeUnqualified();
5181 if (Type->isReferenceType() || Type->isEnumeralType())
5183 if (const auto *RD = Type->getAsCXXRecordDecl())
5184 return HasNonDeletedDefaultedEqualityComparison(S, RD, KeyLoc);
5201 CanonicalType,
false);
5208 assert(!
T->
isDependentType() &&
"Cannot evaluate traits of dependent type");
5212 default: llvm_unreachable(
"not a UTT");
5217 case UTT_IsIntegral:
5219 case UTT_IsFloatingPoint:
5224 if (
const auto *CAT =
C.getAsConstantArrayType(
T))
5225 return CAT->getSize() != 0;
5227 case UTT_IsBoundedArray:
5232 if (
const auto *CAT =
C.getAsConstantArrayType(
T))
5233 return CAT->getSize() != 0;
5235 case UTT_IsUnboundedArray:
5241 case UTT_IsNullPointer:
5243 case UTT_IsLvalueReference:
5245 case UTT_IsRvalueReference:
5247 case UTT_IsMemberFunctionPointer:
5249 case UTT_IsMemberObjectPointer:
5253 case UTT_IsScopedEnum:
5259 case UTT_IsFunction:
5264 case UTT_IsReference:
5266 case UTT_IsArithmetic:
5268 case UTT_IsFundamental:
5278 switch (
T.getObjCLifetime()) {
5291 case UTT_IsCompound:
5293 case UTT_IsMemberPointer:
5299 return T.isConstQualified();
5300 case UTT_IsVolatile:
5301 return T.isVolatileQualified();
5303 return T.isTrivialType(
C);
5304 case UTT_IsTriviallyCopyable:
5305 return T.isTriviallyCopyableType(
C);
5306 case UTT_IsStandardLayout:
5309 return T.isPODType(
C);
5316 case UTT_IsPolymorphic:
5320 case UTT_IsAbstract:
5324 case UTT_IsAggregate:
5333 case UTT_IsInterfaceClass:
5338 return RD->
hasAttr<FinalAttr>();
5345 case UTT_IsUnsigned:
5364 case UTT_HasTrivialDefaultConstructor:
5371 if (
CXXRecordDecl *RD =
C.getBaseElementType(
T)->getAsCXXRecordDecl())
5375 case UTT_HasTrivialMoveConstructor:
5381 if (
CXXRecordDecl *RD =
C.getBaseElementType(
T)->getAsCXXRecordDecl())
5384 case UTT_HasTrivialCopy:
5396 case UTT_HasTrivialMoveAssign:
5402 if (
CXXRecordDecl *RD =
C.getBaseElementType(
T)->getAsCXXRecordDecl())
5405 case UTT_HasTrivialAssign:
5418 if (
T.isConstQualified())
5426 case UTT_IsDestructible:
5427 case UTT_IsTriviallyDestructible:
5428 case UTT_IsNothrowDestructible:
5447 if (UTT == UTT_IsTriviallyDestructible &&
T.isDestructedType())
5454 if (
auto *RD =
C.getBaseElementType(
T)->getAsCXXRecordDecl()) {
5465 if (UTT == UTT_IsNothrowDestructible) {
5467 CPT =
Self.ResolveExceptionSpec(KeyLoc, CPT);
5474 case UTT_HasTrivialDestructor:
5489 if (
CXXRecordDecl *RD =
C.getBaseElementType(
T)->getAsCXXRecordDecl())
5493 case UTT_HasNothrowAssign:
5501 if (
C.getBaseElementType(
T).isConstQualified())
5514 case UTT_HasNothrowMoveAssign:
5527 case UTT_HasNothrowCopy:
5540 bool FoundConstructor =
false;
5542 for (
const auto *ND :
Self.LookupConstructors(RD)) {
5546 if (isa<FunctionTemplateDecl>(ND->getUnderlyingDecl()))
5549 if (isa<UsingDecl>(ND))
5551 auto *Constructor = cast<CXXConstructorDecl>(ND->getUnderlyingDecl());
5552 if (Constructor->isCopyConstructor(FoundTQs)) {
5553 FoundConstructor =
true;
5555 CPT =
Self.ResolveExceptionSpec(KeyLoc, CPT);
5565 return FoundConstructor;
5568 case UTT_HasNothrowConstructor:
5576 if (
CXXRecordDecl *RD =
C.getBaseElementType(
T)->getAsCXXRecordDecl()) {
5581 bool FoundConstructor =
false;
5582 for (
const auto *ND :
Self.LookupConstructors(RD)) {
5584 if (isa<FunctionTemplateDecl>(ND->getUnderlyingDecl()))
5587 if (isa<UsingDecl>(ND))
5589 auto *Constructor = cast<CXXConstructorDecl>(ND->getUnderlyingDecl());
5590 if (Constructor->isDefaultConstructor()) {
5591 FoundConstructor =
true;
5593 CPT =
Self.ResolveExceptionSpec(KeyLoc, CPT);
5602 return FoundConstructor;
5605 case UTT_HasVirtualDestructor:
5617 case UTT_IsCompleteType:
5622 case UTT_HasUniqueObjectRepresentations:
5623 return C.hasUniqueObjectRepresentations(
T);
5624 case UTT_IsTriviallyRelocatable:
5625 return T.isTriviallyRelocatableType(
C);
5626 case UTT_IsBitwiseCloneable:
5627 return T.isBitwiseCloneableType(
C);
5628 case UTT_IsReferenceable:
5629 return T.isReferenceable();
5630 case UTT_CanPassInRegs:
5633 Self.Diag(KeyLoc, diag::err_builtin_pass_in_regs_non_class) <<
T;
5635 case UTT_IsTriviallyEqualityComparable:
5645 SourceLocation KeyLoc, llvm::BumpPtrAllocator &OpaqueExprAllocator) {
5686 LhsT =
Self.Context.getRValueReferenceType(LhsT);
5726 if (Kind <=
BTT_Last && Kind != BTT_ReferenceBindsToTemporary &&
5727 Kind != BTT_ReferenceConstructsFromTemporary &&
5728 Kind != BTT_ReferenceConvertsFromTemporary)
5730 Args[1], RParenLoc);
5733 case clang::BTT_ReferenceBindsToTemporary:
5734 case clang::BTT_ReferenceConstructsFromTemporary:
5735 case clang::BTT_ReferenceConvertsFromTemporary:
5736 case clang::TT_IsConstructible:
5737 case clang::TT_IsNothrowConstructible:
5738 case clang::TT_IsTriviallyConstructible: {
5752 assert(!Args.empty());
5757 for (
const auto *TSI : Args) {
5763 diag::err_incomplete_type_used_in_type_trait_expr))
5777 llvm::BumpPtrAllocator OpaqueExprAllocator;
5779 ArgExprs.reserve(Args.size() - 1);
5780 for (
unsigned I = 1, N = Args.size(); I != N; ++I) {
5781 QualType ArgTy = Args[I]->getType();
5800 Kind == clang::BTT_ReferenceConvertsFromTemporary
5811 if (Kind == clang::TT_IsConstructible)
5814 if (Kind == clang::BTT_ReferenceBindsToTemporary ||
5815 Kind == clang::BTT_ReferenceConstructsFromTemporary ||
5816 Kind == clang::BTT_ReferenceConvertsFromTemporary) {
5820 if (!
Init.isDirectReferenceBinding())
5823 if (Kind == clang::BTT_ReferenceBindsToTemporary)
5827 if (
U->isReferenceType())
5835 OpaqueExprAllocator)
5839 if (Kind == clang::TT_IsNothrowConstructible)
5842 if (Kind == clang::TT_IsTriviallyConstructible) {
5845 if (
T.getNonReferenceType().hasNonTrivialObjCLifetime())
5853 llvm_unreachable(
"unhandled type trait");
5856 default: llvm_unreachable(
"not a TT");
5867 case UTT_HasNothrowAssign:
5868 case UTT_HasNothrowMoveAssign:
5869 Replacement = BTT_IsNothrowAssignable;
5871 case UTT_HasNothrowCopy:
5872 case UTT_HasNothrowConstructor:
5873 Replacement = TT_IsNothrowConstructible;
5875 case UTT_HasTrivialAssign:
5876 case UTT_HasTrivialMoveAssign:
5877 Replacement = BTT_IsTriviallyAssignable;
5879 case UTT_HasTrivialCopy:
5880 Replacement = UTT_IsTriviallyCopyable;
5882 case UTT_HasTrivialDefaultConstructor:
5883 case UTT_HasTrivialMoveConstructor:
5884 Replacement = TT_IsTriviallyConstructible;
5886 case UTT_HasTrivialDestructor:
5887 Replacement = UTT_IsTriviallyDestructible;
5892 S.
Diag(KWLoc, diag::warn_deprecated_builtin)
5898 if (Arity && N != Arity) {
5899 Diag(
Loc, diag::err_type_trait_arity)
5904 if (!Arity && N == 0) {
5905 Diag(
Loc, diag::err_type_trait_arity)
5917 return TypeTraitReturnType::Bool;
5927 *
this, Kind, KWLoc, Args[0]->getType()))
5930 DiagnoseBuiltinDeprecation(*
this, Kind, KWLoc);
5933 for (
unsigned I = 0, N = Args.size(); I != N; ++I) {
5934 if (Args[I]->getType()->isDependentType()) {
5941 case TypeTraitReturnType::Bool: {
5945 KWLoc, Kind, Args, RParenLoc,
Result);
5948 llvm_unreachable(
"unhandled type trait return type");
5955 ConvertedArgs.reserve(Args.size());
5957 for (
unsigned I = 0, N = Args.size(); I != N; ++I) {
5963 ConvertedArgs.push_back(TInfo);
5975 "Cannot evaluate traits of dependent types");
5978 case BTT_IsBaseOf: {
5986 if (!rhsRecord || !lhsRecord) {
5989 if (!LHSObjTy || !RHSObjTy)
5994 if (!BaseInterface || !DerivedInterface)
5997 if (
Self.RequireCompleteType(
5999 diag::err_incomplete_type_used_in_type_trait_expr))
6005 assert(
Self.Context.hasSameUnqualifiedType(LhsT, RhsT)
6006 == (lhsRecord == rhsRecord));
6012 if (rhsRecord && rhsRecord->getDecl()->isUnion())
6015 if (lhsRecord == rhsRecord)
6022 if (
Self.RequireCompleteType(
6024 diag::err_incomplete_type_used_in_type_trait_expr))
6027 return cast<CXXRecordDecl>(rhsRecord->getDecl())
6028 ->isDerivedFrom(cast<CXXRecordDecl>(lhsRecord->
getDecl()));
6031 return Self.Context.hasSameType(LhsT, RhsT);
6032 case BTT_TypeCompatible: {
6035 QualType Lhs =
Self.getASTContext().getUnqualifiedArrayType(LhsT, LhsQuals);
6036 QualType Rhs =
Self.getASTContext().getUnqualifiedArrayType(RhsT, RhsQuals);
6037 return Self.Context.typesAreCompatible(Lhs, Rhs);
6039 case BTT_IsConvertible:
6040 case BTT_IsConvertibleTo:
6041 case BTT_IsNothrowConvertible: {
6044 llvm::BumpPtrAllocator OpaqueExprAllocator;
6046 OpaqueExprAllocator);
6050 if (BTT != BTT_IsNothrowConvertible)
6056 case BTT_IsAssignable:
6057 case BTT_IsNothrowAssignable:
6058 case BTT_IsTriviallyAssignable: {
6071 Self.RequireCompleteType(
6073 diag::err_incomplete_type_used_in_type_trait_expr))
6076 Self.RequireCompleteType(
6078 diag::err_incomplete_type_used_in_type_trait_expr))
6088 LhsT =
Self.Context.getRValueReferenceType(LhsT);
6090 RhsT =
Self.Context.getRValueReferenceType(RhsT);
6108 Self.CheckUnusedVolatileAssignment(
Result.get());
6113 if (BTT == BTT_IsAssignable)
6116 if (BTT == BTT_IsNothrowAssignable)
6119 if (BTT == BTT_IsTriviallyAssignable) {
6125 return !
Result.get()->hasNonTrivialCall(
Self.Context);
6128 llvm_unreachable(
"unhandled type trait");
6131 case BTT_IsLayoutCompatible: {
6134 diag::err_incomplete_type);
6137 diag::err_incomplete_type);
6142 return Self.IsLayoutCompatible(LhsT, RhsT);
6144 case BTT_IsPointerInterconvertibleBaseOf: {
6146 !
Self.getASTContext().hasSameUnqualifiedType(LhsT, RhsT)) {
6148 diag::err_incomplete_type);
6152 tok::kw___is_pointer_interconvertible_base_of);
6154 tok::kw___is_pointer_interconvertible_base_of);
6156 return Self.IsPointerInterconvertibleBaseOf(Lhs, Rhs);
6158 case BTT_IsDeducible: {
6159 const auto *TSTToBeDeduced = cast<DeducedTemplateSpecializationType>(LhsT);
6161 return Self.DeduceTemplateArgumentsFromType(
6162 TSTToBeDeduced->getTemplateName().getAsTemplateDecl(), RhsT,
6166 llvm_unreachable(
"not a BTT");
6168 llvm_unreachable(
"Unknown type trait or not implemented");
6187 assert(!
T->
isDependentType() &&
"Cannot evaluate traits of dependent type");
6195 T = AT->getElementType();
6201 case ATT_ArrayExtent: {
6204 if (
Self.VerifyIntegerConstantExpression(
6205 DimExpr, &
Value, diag::err_dimension_expr_not_constant_integer)
6208 if (
Value.isSigned() &&
Value.isNegative()) {
6209 Self.Diag(KeyLoc, diag::err_dimension_expr_not_constant_integer)
6213 Dim =
Value.getLimitedValue();
6217 bool Matched =
false;
6224 T = AT->getElementType();
6229 return CAT->getLimitedSize();
6235 llvm_unreachable(
"Unknown type trait or not implemented");
6275 case ET_IsLValueExpr:
return E->
isLValue();
6276 case ET_IsRValueExpr:
6279 llvm_unreachable(
"Expression trait not covered by switch");
6305 "placeholders should have been weeded out by now");
6320 const char *OpSpelling = isIndirect ?
"->*" :
".*";
6328 Diag(
Loc, diag::err_bad_memptr_rhs)
6350 Diag(
Loc, diag::err_bad_memptr_lhs)
6351 << OpSpelling << 1 << LHSType
6360 OpSpelling, (
int)isIndirect)) {
6365 Diag(
Loc, diag::err_bad_memptr_lhs) << OpSpelling
6389 Diag(
Loc, diag::err_pointer_to_member_type) << isIndirect;
6408 switch (Proto->getRefQualifier()) {
6417 if (Proto->isConst() && !Proto->isVolatile())
6419 ? diag::warn_cxx17_compat_pointer_to_const_ref_member_on_rvalue
6420 : diag::ext_pointer_to_const_ref_member_on_rvalue);
6422 Diag(
Loc, diag::err_pointer_to_member_oper_value_classify)
6429 Diag(
Loc, diag::err_pointer_to_member_oper_value_classify)
6442 if (
Result->isFunctionType()) {
6445 }
else if (isIndirect) {
6463 bool &HaveConversion,
6465 HaveConversion =
false;
6488 HaveConversion =
true;
6503 bool FDerivedFromT = FRec && TRec && FRec != TRec &&
6504 Self.IsDerivedFrom(QuestionLoc, FTy, TTy);
6505 if (FRec && TRec && (FRec == TRec || FDerivedFromT ||
6506 Self.IsDerivedFrom(QuestionLoc, TTy, FTy))) {
6510 if (FRec == TRec || FDerivedFromT) {
6515 HaveConversion =
true;
6538 HaveConversion = !InitSeq.
Failed();
6556 Self.AddBuiltinOperatorCandidates(OO_Conditional, QuestionLoc, Args,
6564 LHS.
get(), Best->BuiltinParamTypes[0], Best->Conversions[0],
6571 RHS.
get(), Best->BuiltinParamTypes[1], Best->Conversions[1],
6577 Self.MarkFunctionReferenced(QuestionLoc, Best->Function);
6586 if (
Self.DiagnoseConditionalForNull(LHS.
get(), RHS.
get(), QuestionLoc))
6589 Self.Diag(QuestionLoc, diag::err_typecheck_cond_incompatible_operands)
6595 Self.Diag(QuestionLoc, diag::err_conditional_ambiguous_ovl)
6603 llvm_unreachable(
"Conditional operator has only built-in overloads");
6614 Expr *Arg =
E.get();
6632 assert(!EltTy->
isEnumeralType() &&
"Vectors cant be enum types");
6642 assert(!EltTy->
isEnumeralType() &&
"Vectors cant be enum types");
6654 QualType CondElementTy = CondVT->getElementType();
6655 unsigned CondElementCount = CondVT->getNumElements();
6664 if (LHSVT && RHSVT) {
6665 if (isa<ExtVectorType>(CondVT) != isa<ExtVectorType>(LHSVT)) {
6666 Diag(QuestionLoc, diag::err_conditional_vector_cond_result_mismatch)
6667 << isa<ExtVectorType>(CondVT);
6673 Diag(QuestionLoc, diag::err_conditional_vector_mismatched)
6674 << LHSType << RHSType;
6678 }
else if (LHSVT || RHSVT) {
6680 LHS, RHS, QuestionLoc,
false,
true,
6684 if (ResultType.isNull())
6697 Diag(QuestionLoc, diag::err_conditional_vector_operand_type)
6712 assert(!ResultType.isNull() && ResultType->isVectorType() &&
6714 "Result should have been a vector type");
6715 auto *ResultVectorTy = ResultType->castAs<
VectorType>();
6716 QualType ResultElementTy = ResultVectorTy->getElementType();
6717 unsigned ResultElementCount = ResultVectorTy->getNumElements();
6719 if (ResultElementCount != CondElementCount) {
6720 Diag(QuestionLoc, diag::err_conditional_vector_size) << CondType
6727 Diag(QuestionLoc, diag::err_conditional_vector_element_size) << CondType
6745 llvm::ElementCount CondElementCount =
6757 if (LHSBT && RHSBT) {
6760 Diag(QuestionLoc, diag::err_conditional_vector_mismatched)
6761 << LHSType << RHSType;
6764 ResultType = LHSType;
6765 }
else if (LHSBT || RHSBT) {
6768 if (ResultType.isNull())
6777 ResultElementTy = LHSType;
6783 Diag(QuestionLoc, diag::err_conditional_vector_operand_type)
6789 ResultElementTy, CondElementCount.getKnownMinValue());
6795 assert(!ResultType.isNull() && ResultType->isSveVLSBuiltinType() &&
6796 "Result should have been a vector type");
6797 auto *ResultBuiltinTy = ResultType->castAs<
BuiltinType>();
6799 llvm::ElementCount ResultElementCount =
6802 if (ResultElementCount != CondElementCount) {
6803 Diag(QuestionLoc, diag::err_conditional_vector_size)
6804 << CondType << ResultType;
6810 Diag(QuestionLoc, diag::err_conditional_vector_element_size)
6811 << CondType << ResultType;
6828 bool IsVectorConditional =
6831 bool IsSizelessVectorConditional =
6838 ExprResult CondRes = IsVectorConditional || IsSizelessVectorConditional
6864 if (LVoid || RVoid) {
6873 if (IsVectorConditional) {
6876 bool IsThrow = LVoid ? LThrow : RThrow;
6877 Diag(DiagLoc.
getBegin(), diag::err_conditional_vector_has_void)
6878 << DiagLoc << IsThrow;
6882 if (LThrow != RThrow) {
6883 Expr *NonThrow = LThrow ? RHS.
get() : LHS.
get();
6897 Diag(QuestionLoc, diag::err_conditional_void_nonvoid)
6898 << (LVoid ? RTy : LTy) << (LVoid ? 0 : 1)
6904 if (IsVectorConditional)
6907 if (IsSizelessVectorConditional)
6912 Diag(QuestionLoc, diag::err_wasm_table_conditional_expression)
6925 bool HaveL2R, HaveR2L;
6932 if (HaveL2R && HaveR2L) {
6933 Diag(QuestionLoc, diag::err_conditional_ambiguous)
6945 }
else if (HaveR2L) {
6969 ReferenceConversions::Qualification |
6970 ReferenceConversions::NestedQualification |
6971 ReferenceConversions::Function;
6976 !(RefConv & ~AllowedConversions) &&
6984 !(RefConv & ~AllowedConversions) &&
7000 if (Same && LVK == RVK && LVK !=
VK_PRValue &&
7074 diag::err_typecheck_cond_incompatible_operands) << LTy << RTy
7112 Diag(QuestionLoc, diag::err_typecheck_cond_incompatible_operands)
7132 bool T2IsPointerLike = T2->isAnyPointerType() || T2->isMemberPointerType() ||
7133 T2->isNullPtrType();
7134 if (!T1IsPointerLike && !T2IsPointerLike)
7142 if (T1IsPointerLike &&
7146 ? CK_NullToMemberPointer
7147 : CK_NullToPointer).
get();
7150 if (T2IsPointerLike &&
7154 ? CK_NullToMemberPointer
7155 : CK_NullToPointer).
get();
7160 if (!T1IsPointerLike || !T2IsPointerLike)
7163 "nullptr_t should be a null pointer constant");
7166 enum Kind {
Pointer, ObjCPointer, MemberPointer, Array } K;
7171 const Type *ClassOrBound;
7173 Step(
Kind K,
const Type *ClassOrBound =
nullptr)
7174 : K(K), ClassOrBound(ClassOrBound) {}
7185 if (
auto *CAT = cast_or_null<ConstantArrayType>(ClassOrBound))
7187 ArraySizeModifier::Normal, 0);
7191 llvm_unreachable(
"unknown step kind");
7213 unsigned NeedConstBefore = 0;
7222 if (!Steps.empty()) {
7232 }
else if (Steps.size() == 1) {
7235 if (MaybeQ1 == MaybeQ2) {
7254 assert(Steps.size() == 1);
7262 assert(Steps.size() == 1);
7266 Steps.back().Quals = Quals;
7267 if (Q1 != Quals || Q2 != Quals)
7268 NeedConstBefore = Steps.size() - 1;
7276 auto *CAT1 = dyn_cast<ConstantArrayType>(Arr1);
7277 auto *CAT2 = dyn_cast<ConstantArrayType>(Arr2);
7278 if (CAT1 && CAT2 && CAT1->getSize() == CAT2->getSize()) {
7281 Steps.emplace_back(Step::Array, CAT1);
7284 bool IAT1 = isa<IncompleteArrayType>(Arr1);
7285 bool IAT2 = isa<IncompleteArrayType>(Arr2);
7286 if ((IAT1 && IAT2) ||
7288 ((
bool)CAT1 != (
bool)CAT2) &&
7289 (Steps.empty() || Steps.back().K != Step::Array))) {
7295 Steps.emplace_back(Step::Array);
7297 NeedConstBefore = Steps.size();
7307 Steps.emplace_back(Step::Pointer);
7316 Steps.emplace_back(Step::ObjCPointer);
7340 else if (Steps.empty())
7346 Steps.emplace_back(Step::MemberPointer,
Class);
7358 Steps.emplace_back(Step::Pointer);
7396 if (Steps.size() == 1) {
7415 FPT1->getParamTypes(), EPI1);
7417 FPT2->getParamTypes(), EPI2);
7423 if (Steps.size() == 1 && Steps.front().K == Step::Pointer &&
7429 Composite2 = Composite1;
7431 Composite1 = Composite2;
7440 Composite1 = Composite2;
7442 Composite2 = Composite1;
7452 for (
unsigned I = 0; I != NeedConstBefore; ++I)
7453 Steps[I].Quals.addConst();
7457 for (
auto &S : llvm::reverse(Steps))
7458 Composite = S.rebuild(
Context, Composite);
7479 E1 = E1Result.
get();
7484 E2 = E2Result.
get();
7494 assert(!isa<CXXBindTemporaryExpr>(
E) &&
"Double-bound temporary?");
7505 bool ReturnsRetained;
7510 Expr *Callee =
Call->getCallee()->IgnoreParens();
7516 T = BinOp->getRHS()->getType();
7517 else if (
MemberExpr *Mem = dyn_cast<MemberExpr>(Callee))
7518 T = Mem->getMemberDecl()->getType();
7533 }
else if (isa<StmtExpr>(
E)) {
7534 ReturnsRetained =
true;
7538 }
else if (isa<CastExpr>(
E) &&
7539 isa<BlockExpr>(cast<CastExpr>(
E)->getSubExpr())) {
7548 D = Send->getMethodDecl();
7549 }
else if (
ObjCBoxedExpr *BoxedExpr = dyn_cast<ObjCBoxedExpr>(
E)) {
7550 D = BoxedExpr->getBoxingMethod();
7554 if (ArrayLit->getNumElements() == 0 &&
7558 D = ArrayLit->getArrayWithObjectsMethod();
7560 = dyn_cast<ObjCDictionaryLiteral>(
E)) {
7563 if (DictLit->getNumElements() == 0 &&
7567 D = DictLit->getDictWithObjectsMethod();
7570 ReturnsRetained = (
D &&
D->
hasAttr<NSReturnsRetainedAttr>());
7575 if (!ReturnsRetained &&
7586 CastKind ck = (ReturnsRetained ? CK_ARCConsumeObject
7587 : CK_ARCReclaimReturnedObject);
7605 RT = cast<RecordType>(
T);
7607 case Type::ConstantArray:
7608 case Type::IncompleteArray:
7609 case Type::VariableArray:
7610 case Type::DependentSizedArray:
7611 T = cast<ArrayType>(
T)->getElementType().getTypePtr();
7631 PDiag(diag::err_access_dtor_temp)
7662 assert(SubExpr &&
"subexpression can't be null!");
7684 assert(SubStmt &&
"sub-statement can't be null!");
7707 "not in a decltype expression");
7724 if (
ParenExpr *PE = dyn_cast<ParenExpr>(
E)) {
7728 if (SubExpr.
get() == PE->getSubExpr())
7733 if (BO->getOpcode() == BO_Comma) {
7737 if (RHS.
get() == BO->getRHS())
7740 BO->
getType(), BO->getValueKind(),
7741 BO->getObjectKind(), BO->getOperatorLoc(),
7742 BO->getFPFeatures());
7769 for (
unsigned I = 0, N =
ExprEvalContexts.back().DelayedDecltypeCalls.size();
7772 if (
Call == TopCall)
7782 for (
unsigned I = 0, N =
ExprEvalContexts.back().DelayedDecltypeBinds.size();
7786 if (
Bind == TopBind)
7792 Bind->getType()->getBaseElementTypeUnsafe()->getAsCXXRecordDecl();
7798 PDiag(diag::err_access_dtor_temp)
7799 <<
Bind->getType());
7814 unsigned SkipStart = OperatorArrows.size(), SkipCount = 0;
7817 if (OperatorArrows.size() > Limit) {
7819 SkipStart = (Limit - 1) / 2 + (Limit - 1) % 2;
7820 SkipCount = OperatorArrows.size() - (Limit - 1);
7823 for (
unsigned I = 0; I < OperatorArrows.size(); ) {
7824 if (I == SkipStart) {
7825 S.
Diag(OperatorArrows[I]->getLocation(),
7826 diag::note_operator_arrows_suppressed)
7830 S.
Diag(OperatorArrows[I]->getLocation(), diag::note_operator_arrow_here)
7831 << OperatorArrows[I]->getCallResultType();
7841 bool &MayBePseudoDestructor) {
7852 MayBePseudoDestructor =
false;
7857 if (OpKind == tok::arrow)
7862 MayBePseudoDestructor =
true;
7869 if (OpKind == tok::arrow) {
7871 bool NoArrowOperatorFound =
false;
7872 bool FirstIteration =
true;
7880 if (OperatorArrows.size() >=
getLangOpts().ArrowDepth) {
7881 Diag(OpLoc, diag::err_operator_arrow_depth_exceeded)
7882 << StartingType <<
getLangOpts().ArrowDepth <<
Base->getSourceRange();
7884 Diag(OpLoc, diag::note_operator_arrow_depth)
7897 : &NoArrowOperatorFound);
7898 if (
Result.isInvalid()) {
7899 if (NoArrowOperatorFound) {
7900 if (FirstIteration) {
7901 Diag(OpLoc, diag::err_typecheck_member_reference_suggestion)
7902 << BaseType << 1 <<
Base->getSourceRange()
7904 OpKind = tok::period;
7907 Diag(OpLoc, diag::err_typecheck_member_reference_arrow)
7908 << BaseType <<
Base->getSourceRange();
7912 diag::note_member_reference_arrow_from_operator_arrow);
7919 OperatorArrows.push_back(OpCall->getDirectCallee());
7920 BaseType =
Base->getType();
7922 if (!CTypes.insert(CBaseType).second) {
7923 Diag(OpLoc, diag::err_operator_arrow_circular) << StartingType;
7927 FirstIteration =
false;
7930 if (OpKind == tok::arrow) {
7934 BaseType = AT->getElementType();
7956 MayBePseudoDestructor =
true;
7968 diag::err_incomplete_member_access)) {
7983 if (
Base->hasPlaceholderType()) {
7988 ObjectType =
Base->getType();
7996 if (OpKind == tok::arrow) {
8006 ObjectType =
Base->getType();
8011 }
else if (!
Base->isTypeDependent()) {
8013 S.
Diag(OpLoc, diag::err_typecheck_member_reference_suggestion)
8014 << ObjectType <<
true
8019 OpKind = tok::period;
8061 Diag(OpLoc, diag::ext_pseudo_dtor_on_void) <<
Base->getSourceRange();
8063 Diag(OpLoc, diag::err_pseudo_dtor_base_not_scalar)
8064 << ObjectType <<
Base->getSourceRange();
8072 if (DestructedTypeInfo) {
8085 Diag(OpLoc, diag::err_typecheck_member_reference_suggestion)
8086 << ObjectType << 0 <<
Base->getSourceRange();
8090 *
this, DestructedType))
8095 ObjectType = DestructedType;
8096 OpKind = tok::arrow;
8098 Diag(DestructedTypeStart, diag::err_pseudo_dtor_type_mismatch)
8099 << ObjectType << DestructedType <<
Base->getSourceRange()
8103 DestructedType = ObjectType;
8104 DestructedTypeInfo =
8115 Diag(DestructedTypeStart, diag::err_arc_pseudo_dtor_inconstant_quals)
8116 << ObjectType << DestructedType <<
Base->getSourceRange()
8121 DestructedType = ObjectType;
8123 DestructedTypeStart);
8136 if (ScopeTypeInfo) {
8138 if (!ScopeType->isDependentType() && !ObjectType->
isDependentType() &&
8142 diag::err_pseudo_dtor_type_mismatch)
8143 << ObjectType << ScopeType <<
Base->getSourceRange()
8147 ScopeTypeInfo =
nullptr;
8153 OpKind == tok::arrow, OpLoc,
8173 "Invalid first type name in pseudo-destructor");
8176 "Invalid second type name in pseudo-destructor");
8200 S, &SS,
true,
false, ObjectTypePtrForLookup,
8213 diag::err_pseudo_dtor_destructor_non_type)
8219 DestructedType = ObjectType;
8237 if (
T.isInvalid() || !
T.get()) {
8239 DestructedType = ObjectType;
8246 if (!DestructedType.
isNull()) {
8247 if (!DestructedTypeInfo)
8261 S, &SS,
true,
false, ObjectTypePtrForLookup,
8265 diag::err_pseudo_dtor_destructor_non_type)
8290 if (
T.isInvalid() || !
T.get()) {
8298 if (!ScopeType.isNull() && !ScopeTypeInfo)
8304 ScopeTypeInfo, CCLoc, TildeLoc,
8335 cast<PackIndexingType>(
T.getTypePtr())->getPattern(),
8342 llvm_unreachable(
"Unsupported type in pseudo destructor");
8368 Operand->HasSideEffects(
Context,
false)) {
8371 Diag(Operand->getExprLoc(), diag::warn_side_effects_unevaluated_context);
8387 bool IsCompoundAssign =
false;
8388 bool isIncrementDecrementUnaryOp =
false;
8390 if (BO->getLHS()->getType()->isDependentType() ||
8391 BO->getRHS()->getType()->isDependentType()) {
8392 if (BO->getOpcode() != BO_Assign)
8394 }
else if (!BO->isAssignmentOp())
8397 IsCompoundAssign = BO->isCompoundAssignmentOp();
8398 LHS = dyn_cast<DeclRefExpr>(BO->getLHS());
8400 if (COCE->getOperator() != OO_Equal)
8402 LHS = dyn_cast<DeclRefExpr>(COCE->getArg(0));
8404 if (!UO->isIncrementDecrementOp())
8406 isIncrementDecrementUnaryOp =
true;
8407 LHS = dyn_cast<DeclRefExpr>(UO->getSubExpr());
8417 if ((IsCompoundAssign || isIncrementDecrementUnaryOp) &&
8423 iter->getSecond()--;
8488 if (!
T->getDecl()->isComplete()) {
8502 diag::err_incomplete_type);
8528 if (isa<ParmVarDecl>(Var))
return true;
8529 const VarDecl *DefVD =
nullptr;
8563 while (isa_and_nonnull<CapturedDecl>(DC))
8567 "The current call operator must be synchronized with Sema's CurContext");
8588 !IsFullExprInstantiationDependent)
8597 if (
const std::optional<unsigned> Index =
8601 const bool IsVarNeverAConstantExpression =
8603 if (!IsFullExprInstantiationDependent || IsVarNeverAConstantExpression) {
8615 DeclRefType,
nullptr)) {
8621 DeclRefType,
nullptr);
8630 if (
const std::optional<unsigned> Index =
8633 const unsigned FunctionScopeIndexOfCapturableLambda = *Index;
8636 &FunctionScopeIndexOfCapturableLambda);
8648 Consumer.getLookupResult().getLookupKind());
8661 if (ND->isCXXClassMember()) {
8665 Record = NNS->getAsType()->getAsCXXRecordDecl();
8668 dyn_cast<CXXRecordDecl>(ND->getDeclContext()->getRedeclContext());
8675 NewSS, R,
Consumer.isAddressOfOperand()))
8679 }
else if (
auto *Ivar = dyn_cast<ObjCIvarDecl>(ND)) {
8681 Ivar->getIdentifier());
8695 : TypoExprs(TypoExprs) {}
8697 TypoExprs.insert(TE);
8702class TransformTypos :
public TreeTransform<TransformTypos> {
8709 llvm::SmallDenseMap<TypoExpr *, ExprResult, 2> TransformCache;
8710 llvm::SmallDenseMap<OverloadExpr *, Expr *, 4> OverloadResolution;
8722 void EmitAllDiagnostics(
bool IsAmbiguous) {
8724 auto &State = SemaRef.getTypoExprState(TE);
8725 if (State.DiagHandler) {
8736 Replacement.isInvalid() ?
nullptr : Replacement.get()))
8739 State.DiagHandler(TC);
8741 SemaRef.clearDelayedTypo(TE);
8759 bool CheckAndAdvanceTypoExprCorrectionStreams() {
8760 for (
auto *TE : TypoExprs) {
8761 auto &State = SemaRef.getTypoExprState(TE);
8762 TransformCache.erase(TE);
8763 if (!State.Consumer->hasMadeAnyCorrectionProgress())
8765 if (!State.Consumer->finished())
8767 State.Consumer->resetCorrectionStream();
8773 if (
auto *OE = dyn_cast_or_null<OverloadExpr>(
E))
8774 E = OverloadResolution[OE];
8778 if (
auto *DRE = dyn_cast<DeclRefExpr>(
E))
8779 return DRE->getFoundDecl();
8780 if (
auto *ME = dyn_cast<MemberExpr>(
E))
8791 if (Trap.hasErrorOccurred() || Res.
isInvalid())
8794 return ExprFilter(Res.
get());
8808 auto SavedTypoExprs = std::move(TypoExprs);
8809 auto SavedAmbiguousTypoExprs = std::move(AmbiguousTypoExprs);
8811 AmbiguousTypoExprs.clear();
8813 FindTypoExprs(TypoExprs).TraverseStmt(FixedExpr);
8814 if (!TypoExprs.empty()) {
8818 RecursiveTransformLoop(FixedExpr, IsAmbiguous);
8826 auto &SemaTypoExprs = SemaRef.TypoExprs;
8827 for (
auto *TE : TypoExprs) {
8828 TransformCache.erase(TE);
8829 SemaRef.clearDelayedTypo(TE);
8831 auto SI = find(SemaTypoExprs, TE);
8832 if (SI != SemaTypoExprs.end()) {
8833 SemaTypoExprs.erase(SI);
8840 SavedTypoExprs.set_union(TypoExprs);
8844 TypoExprs = std::move(SavedTypoExprs);
8845 AmbiguousTypoExprs = std::move(SavedAmbiguousTypoExprs);
8857 auto SavedTypoExprs = std::move(SemaRef.TypoExprs);
8858 SemaRef.TypoExprs.clear();
8861 Res = CheckForRecursiveTypos(TryTransform(
E), IsAmbiguous);
8875 if (!CheckAndAdvanceTypoExprCorrectionStreams())
8880 if (!IsAmbiguous && !Res.
isInvalid() && !AmbiguousTypoExprs.empty()) {
8881 auto SavedTransformCache =
8882 llvm::SmallDenseMap<TypoExpr *, ExprResult, 2>(TransformCache);
8886 while (!AmbiguousTypoExprs.empty()) {
8887 auto TE = AmbiguousTypoExprs.back();
8891 SemaRef.getTypoExprState(TE).Consumer->saveCurrentPosition();
8893 TypoCorrection TC = SemaRef.getTypoExprState(TE).Consumer->peekNextCorrection();
8899 TransformCache.erase(TE);
8900 ExprResult AmbigRes = CheckForRecursiveTypos(TryTransform(
E), IsAmbiguous);
8902 if (!AmbigRes.
isInvalid() || IsAmbiguous) {
8903 SemaRef.getTypoExprState(TE).Consumer->resetCorrectionStream();
8904 SavedTransformCache.erase(TE);
8909 }
while ((Next = SemaRef.getTypoExprState(TE).Consumer->peekNextCorrection()) &&
8915 AmbiguousTypoExprs.remove(TE);
8916 SemaRef.getTypoExprState(TE).Consumer->restoreSavedPosition();
8917 TransformCache[TE] = SavedTransformCache[TE];
8919 TransformCache = std::move(SavedTransformCache);
8926 auto &SemaTypoExprs = SemaRef.TypoExprs;
8927 for (
auto Iterator = SemaTypoExprs.begin(); Iterator != SemaTypoExprs.end();) {
8928 auto TE = *Iterator;
8929 auto FI = find(TypoExprs, TE);
8930 if (FI != TypoExprs.end()) {
8934 SemaRef.clearDelayedTypo(TE);
8935 Iterator = SemaTypoExprs.erase(Iterator);
8937 SemaRef.TypoExprs = std::move(SavedTypoExprs);
8944 : BaseTransform(SemaRef), InitDecl(InitDecl), ExprFilter(
Filter) {}
8949 Expr *ExecConfig =
nullptr) {
8950 auto Result = BaseTransform::RebuildCallExpr(Callee, LParenLoc, Args,
8951 RParenLoc, ExecConfig);
8952 if (
auto *OE = dyn_cast<OverloadExpr>(Callee)) {
8953 if (Result.isUsable()) {
8954 Expr *ResultCall = Result.get();
8955 if (
auto *BE = dyn_cast<CXXBindTemporaryExpr>(ResultCall))
8956 ResultCall = BE->getSubExpr();
8957 if (
auto *CE = dyn_cast<CallExpr>(ResultCall))
8958 OverloadResolution[OE] = CE->getCallee();
8969 bool IsAmbiguous =
false;
8970 ExprResult Res = RecursiveTransformLoop(
E, IsAmbiguous);
8973 FindTypoExprs(TypoExprs).TraverseStmt(
E);
8975 EmitAllDiagnostics(IsAmbiguous);
8984 auto &CacheEntry = TransformCache[
E];
8985 if (!TypoExprs.insert(
E) && !CacheEntry.isUnset()) {
8990 assert(State.Consumer &&
"Cannot transform a cleared TypoExpr");
8994 while (
TypoCorrection TC = State.Consumer->getNextCorrection()) {
9000 State.RecoveryHandler(SemaRef,
E, TC) :
9002 if (!
NE.isInvalid()) {
9007 if ((Next = State.Consumer->peekNextCorrection()) &&
9009 AmbiguousTypoExprs.insert(
E);
9011 AmbiguousTypoExprs.remove(
E);
9013 assert(!
NE.isUnset() &&
9014 "Typo was transformed into a valid-but-null ExprResult");
9015 return CacheEntry =
NE;
9025 bool RecoverUncorrectedTypos,
9033 auto TyposResolved = DelayedTypos.size();
9034 auto Result = TransformTypos(*
this, InitDecl, Filter).Transform(
E);
9035 TyposResolved -= DelayedTypos.size();
9038 if (
Result.isInvalid() && RecoverUncorrectedTypos) {
9046 return TT.TransformExpr(
E);
9050 assert(TyposResolved == 0 &&
"Corrected typo but got same Expr back?");
9056 bool DiscardedValue,
bool IsConstexpr,
9057 bool IsTemplateArgument) {
9066 if (DiscardedValue) {
9091 CheckCompletedExpr(
FullExpr.get(), CC, IsConstexpr);
9140 while (isa_and_nonnull<CapturedDecl>(DC))
9143 if (IsInLambdaDeclContext && CurrentLSI &&
9170 RedeclarationKind::NotForRedeclaration);
9188 llvm_unreachable(
"Invalid LookupResult Kind!");
9216 "Exactly one of TypeName and TemplateId must be specified.");
9284 E,
false, NoexceptLoc,
9312 auto *Param = cast<TemplateTypeParmDecl>(TPL->
getParam(0));
9317 assert(TC &&
"Type Constraint cannot be null here");
9319 assert(IDC &&
"ImmediatelyDeclaredConstraint can't be null here.");
9324 [&](llvm::raw_ostream &
OS) {
9325 IDC->printPretty(OS, nullptr,
9326 getPrintingPolicy());
9328 IsSimple, NoexceptLoc, ReturnTypeRequirement);
9330 SubstitutedConstraintExpr =
9331 cast<ConceptSpecializationExpr>(Constraint.
get());
9336 ReturnTypeRequirement, Status,
9337 SubstitutedConstraintExpr);
9346 IsSimple, NoexceptLoc,
9347 ReturnTypeRequirement);
9380 InvalidConstraintEntity,
9396 if (Param->hasDefaultArg())
9400 Diag(Param->getDefaultArgRange().getBegin(),
9401 diag::err_requires_expr_local_parameter_default_argument);
9404 Param->setDeclContext(Body);
9406 if (Param->getIdentifier()) {
9415 assert(
CurContext &&
"DeclContext imbalance!");
9417 assert(
CurContext &&
"Popped translation unit!");
9426 LocalParameters, RParenLoc, Requirements,
Defines the clang::ASTContext interface.
This file provides some common utility functions for processing Lambda related AST Constructs.
Defines a function that returns the minimum OS versions supporting C++17's aligned allocation functio...
static bool CanThrow(Expr *E, ASTContext &Ctx)
static CanQualType GetReturnType(QualType RetTy)
Returns the "extra-canonicalized" return type, which discards qualifiers on the return type.
enum clang::sema::@1651::IndirectLocalPathEntry::EntryKind Kind
static const char * getPlatformName(Darwin::DarwinPlatformKind Platform, Darwin::DarwinEnvironmentKind Environment)
Defines the clang::Expr interface and subclasses for C++ expressions.
Defines Expressions and AST nodes for C++2a concepts.
llvm::MachO::Record Record
Implements a partial diagnostic that can be emitted anwyhere in a DiagnosticBuilder stream.
Defines the clang::Preprocessor interface.
static std::string toString(const clang::SanitizerSet &Sanitizers)
Produce a string containing comma-separated names of sanitizers in Sanitizers set.
This file declares semantic analysis for CUDA constructs.
static void collectPublicBases(CXXRecordDecl *RD, llvm::DenseMap< CXXRecordDecl *, unsigned > &SubobjectsSeen, llvm::SmallPtrSetImpl< CXXRecordDecl * > &VBases, llvm::SetVector< CXXRecordDecl * > &PublicSubobjectsSeen, bool ParentIsPublic)
static bool EvaluateBinaryTypeTrait(Sema &Self, TypeTrait BTT, const TypeSourceInfo *Lhs, const TypeSourceInfo *Rhs, SourceLocation KeyLoc)
static bool HasNonDeletedDefaultedEqualityComparison(Sema &S, const CXXRecordDecl *Decl, SourceLocation KeyLoc)
static bool DiagnoseVLAInCXXTypeTrait(Sema &S, const TypeSourceInfo *T, clang::tok::TokenKind TypeTraitID)
Checks that type T is not a VLA.
static bool ConvertForConditional(Sema &Self, ExprResult &E, QualType T)
Perform an "extended" implicit conversion as returned by TryClassUnification.
static void MaybeDecrementCount(Expr *E, llvm::DenseMap< const VarDecl *, int > &RefsMinusAssignments)
static ExprResult attemptRecovery(Sema &SemaRef, const TypoCorrectionConsumer &Consumer, const TypoCorrection &TC)
static void DiagnoseMismatchedNewDelete(Sema &SemaRef, SourceLocation DeleteLoc, const MismatchingNewDeleteDetector &Detector)
static void getUnambiguousPublicSubobjects(CXXRecordDecl *RD, llvm::SmallVectorImpl< CXXRecordDecl * > &Objects)
static bool isLegalArrayNewInitializer(CXXNewInitializationStyle Style, Expr *Init, bool IsCPlusPlus20)
static QualType adjustVectorType(ASTContext &Context, QualType FromTy, QualType ToType, QualType *ElTy=nullptr)
static void CheckIfAnyEnclosingLambdasMustCaptureAnyPotentialCaptures(Expr *const FE, LambdaScopeInfo *const CurrentLSI, Sema &S)
Check if the current lambda has any potential captures that must be captured by any of its enclosing ...
static void getUuidAttrOfType(Sema &SemaRef, QualType QT, llvm::SmallSetVector< const UuidAttr *, 1 > &UuidAttrs)
Grabs __declspec(uuid()) off a type, or returns 0 if we cannot resolve to a single GUID.
static bool resolveAllocationOverload(Sema &S, LookupResult &R, SourceRange Range, SmallVectorImpl< Expr * > &Args, bool &PassAlignment, FunctionDecl *&Operator, OverloadCandidateSet *AlignedCandidates, Expr *AlignArg, bool Diagnose)
static QualType adjustCVQualifiersForCXXThisWithinLambda(ArrayRef< FunctionScopeInfo * > FunctionScopes, QualType ThisTy, DeclContext *CurSemaContext, ASTContext &ASTCtx)
static bool FindConditionalOverload(Sema &Self, ExprResult &LHS, ExprResult &RHS, SourceLocation QuestionLoc)
Try to find a common type for two according to C++0x 5.16p5.
static bool TryClassUnification(Sema &Self, Expr *From, Expr *To, SourceLocation QuestionLoc, bool &HaveConversion, QualType &ToType)
Try to convert a type to another according to C++11 5.16p3.
static bool HasNoThrowOperator(const RecordType *RT, OverloadedOperatorKind Op, Sema &Self, SourceLocation KeyLoc, ASTContext &C, bool(CXXRecordDecl::*HasTrivial)() const, bool(CXXRecordDecl::*HasNonTrivial)() const, bool(CXXMethodDecl::*IsDesiredOp)() const)
static bool EvaluateExpressionTrait(ExpressionTrait ET, Expr *E)
static UsualDeallocFnInfo resolveDeallocationOverload(Sema &S, LookupResult &R, bool WantSize, bool WantAlign, llvm::SmallVectorImpl< UsualDeallocFnInfo > *BestFns=nullptr)
Select the correct "usual" deallocation function to use from a selection of deallocation functions (e...
static bool hasNewExtendedAlignment(Sema &S, QualType AllocType)
Determine whether a type has new-extended alignment.
static ExprResult BuildCXXCastArgument(Sema &S, SourceLocation CastLoc, QualType Ty, CastKind Kind, CXXMethodDecl *Method, DeclAccessPair FoundDecl, bool HadMultipleCandidates, Expr *From)
static bool VariableCanNeverBeAConstantExpression(VarDecl *Var, ASTContext &Context)
static bool canRecoverDotPseudoDestructorCallsOnPointerObjects(Sema &SemaRef, QualType DestructedType)
Check if it's ok to try and recover dot pseudo destructor calls on pointer objects.
static bool CheckArrow(Sema &S, QualType &ObjectType, Expr *&Base, tok::TokenKind &OpKind, SourceLocation OpLoc)
static bool resolveBuiltinNewDeleteOverload(Sema &S, CallExpr *TheCall, bool IsDelete, FunctionDecl *&Operator)
static bool doesUsualArrayDeleteWantSize(Sema &S, SourceLocation loc, QualType allocType)
Determine whether a given type is a class for which 'delete[]' would call a member 'operator delete[]...
static bool EvaluateUnaryTypeTrait(Sema &Self, TypeTrait UTT, SourceLocation KeyLoc, TypeSourceInfo *TInfo)
static uint64_t EvaluateArrayTypeTrait(Sema &Self, ArrayTypeTrait ATT, QualType T, Expr *DimExpr, SourceLocation KeyLoc)
static bool isValidVectorForConditionalCondition(ASTContext &Ctx, QualType CondTy)
static bool CheckUnaryTypeTraitTypeCompleteness(Sema &S, TypeTrait UTT, SourceLocation Loc, QualType ArgTy)
Check the completeness of a type in a unary type trait.
static void noteOperatorArrows(Sema &S, ArrayRef< FunctionDecl * > OperatorArrows)
Note a set of 'operator->' functions that were used for a member access.
static bool isValidSizelessVectorForConditionalCondition(ASTContext &Ctx, QualType CondTy)
static void buildLambdaThisCaptureFixit(Sema &Sema, LambdaScopeInfo *LSI)
static ExprResult CheckConvertibilityForTypeTraits(Sema &Self, const TypeSourceInfo *Lhs, const TypeSourceInfo *Rhs, SourceLocation KeyLoc, llvm::BumpPtrAllocator &OpaqueExprAllocator)
static bool EvaluateBooleanTypeTrait(Sema &S, TypeTrait Kind, SourceLocation KWLoc, ArrayRef< TypeSourceInfo * > Args, SourceLocation RParenLoc, bool IsDependent)
static bool isTriviallyEqualityComparableType(Sema &S, QualType Type, SourceLocation KeyLoc)
static bool isNonPlacementDeallocationFunction(Sema &S, FunctionDecl *FD)
Determine whether the given function is a non-placement deallocation function.
static NamedDecl * getDeclFromExpr(Expr *E)
This file provides some common utility functions for processing Lambdas.
This file declares semantic analysis for Objective-C.
This file declares semantic analysis functions specific to PowerPC.
static QualType getPointeeType(const MemRegion *R)
Defines the clang::TokenKind enum and support functions.
Defines the clang::TypeLoc interface and its subclasses.
Defines enumerations for the type traits support.
C Language Family Type Representation.
Holds long-lived AST nodes (such as types and decls) that can be referred to throughout the semantic ...
MSGuidDecl * getMSGuidDecl(MSGuidDeclParts Parts) const
Return a declaration for the global GUID object representing the given GUID value.
BuiltinVectorTypeInfo getBuiltinVectorTypeInfo(const BuiltinType *VecTy) const
Returns the element type, element count and number of vectors (in case of tuple) for a builtin vector...
TranslationUnitDecl * getTranslationUnitDecl() const
const ConstantArrayType * getAsConstantArrayType(QualType T) const
CharUnits getTypeAlignInChars(QualType T) const
Return the ABI-specified alignment of a (complete) type T, in characters.
QualType getRValueReferenceType(QualType T) const
Return the uniqued reference to the type for an rvalue reference to the specified type.
unsigned getIntWidth(QualType T) const
QualType getBlockPointerType(QualType T) const
Return the uniqued reference to the type for a block of the specified type.
QualType getTagDeclType(const TagDecl *Decl) const
Return the unique reference to the type for the specified TagDecl (struct/union/class/enum) decl.
QualType getMemberPointerType(QualType T, const Type *Cls) const
Return the uniqued reference to the type for a member pointer to the specified type in the specified ...
DeclarationNameTable DeclarationNames
QualType getRecordType(const RecordDecl *Decl) const
QualType getScalableVectorType(QualType EltTy, unsigned NumElts, unsigned NumFields=1) const
Return the unique reference to a scalable vector type of the specified element type and scalable numb...
QualType getArrayParameterType(QualType Ty) const
Return the uniqued reference to a specified array parameter type from the original array type.
CanQualType getCanonicalType(QualType T) const
Return the canonical (structural) type corresponding to the specified potentially non-canonical type ...
bool hasSameType(QualType T1, QualType T2) const
Determine whether the given types T1 and T2 are equivalent.
QualType getVectorType(QualType VectorType, unsigned NumElts, VectorKind VecKind) const
Return the unique reference to a vector type of the specified element type and size.
CallingConv getDefaultCallingConvention(bool IsVariadic, bool IsCXXMethod, bool IsBuiltin=false) const
Retrieves the default calling convention for the current target.
QualType getPointerType(QualType T) const
Return the uniqued reference to the type for a pointer to the specified type.
QualType getMSGuidType() const
Retrieve the implicitly-predeclared 'struct _GUID' type.
QualType getReferenceQualifiedType(const Expr *e) const
getReferenceQualifiedType - Given an expr, will return the type for that expression,...
QualType getTypeDeclType(const TypeDecl *Decl, const TypeDecl *PrevDecl=nullptr) const
Return the unique reference to the type for the specified type declaration.
QualType getConstantArrayType(QualType EltTy, const llvm::APInt &ArySize, const Expr *SizeExpr, ArraySizeModifier ASM, unsigned IndexTypeQuals) const
Return the unique reference to the type for a constant array of the specified element type.
const LangOptions & getLangOpts() const
bool hasUniqueObjectRepresentations(QualType Ty, bool CheckIfTriviallyCopyable=true) const
Return true if the specified type has unique object representations according to (C++17 [meta....
QualType getBaseElementType(const ArrayType *VAT) const
Return the innermost element type of an array type.
TypeSourceInfo * getTrivialTypeSourceInfo(QualType T, SourceLocation Loc=SourceLocation()) const
Allocate a TypeSourceInfo where all locations have been initialized to a given location,...
CanQualType getSizeType() const
Return the unique type for "size_t" (C99 7.17), defined in <stddef.h>.
CanQualType BoundMemberTy
QualType removeAddrSpaceQualType(QualType T) const
Remove any existing address space on the type and returns the type with qualifiers intact (or that's ...
QualType getQualifiedType(SplitQualType split) const
Un-split a SplitQualType.
QualType getElaboratedType(ElaboratedTypeKeyword Keyword, NestedNameSpecifier *NNS, QualType NamedType, TagDecl *OwnedTagDecl=nullptr) const
CharUnits getExnObjectAlignment() const
Return the alignment (in bytes) of the thrown exception object.
QualType getObjCObjectPointerType(QualType OIT) const
Return a ObjCObjectPointerType type for the given ObjCObjectType.
QualType getObjCIdType() const
Represents the Objective-CC id type.
bool hasSameUnqualifiedType(QualType T1, QualType T2) const
Determine whether the given types are equivalent after cvr-qualifiers have been removed.
FunctionProtoType::ExceptionSpecInfo mergeExceptionSpecs(FunctionProtoType::ExceptionSpecInfo ESI1, FunctionProtoType::ExceptionSpecInfo ESI2, SmallVectorImpl< QualType > &ExceptionTypeStorage, bool AcceptDependent)
const ArrayType * getAsArrayType(QualType T) const
Type Query functions.
uint64_t getTypeSize(QualType T) const
Return the size of the specified (complete) type T, in bits.
CharUnits getTypeSizeInChars(QualType T) const
Return the size of the specified (complete) type T, in characters.
TypeSourceInfo * CreateTypeSourceInfo(QualType T, unsigned Size=0) const
Allocate an uninitialized TypeSourceInfo.
QualType getExceptionObjectType(QualType T) const
QualType getCommonSugaredType(QualType X, QualType Y, bool Unqualified=false)
QualType getArrayDecayedType(QualType T) const
Return the properly qualified result of decaying the specified array type to a pointer.
unsigned getTypeAlignIfKnown(QualType T, bool NeedsPreferredAlignment=false) const
Return the alignment of a type, in bits, or 0 if the type is incomplete and we cannot determine the a...
QualType getFunctionType(QualType ResultTy, ArrayRef< QualType > Args, const FunctionProtoType::ExtProtoInfo &EPI) const
Return a normal function type with a typed argument list.
QualType getDependentNameType(ElaboratedTypeKeyword Keyword, NestedNameSpecifier *NNS, const IdentifierInfo *Name, QualType Canon=QualType()) const
void addCopyConstructorForExceptionObject(CXXRecordDecl *RD, CXXConstructorDecl *CD)
QualType getCVRQualifiedType(QualType T, unsigned CVR) const
Return a type with additional const, volatile, or restrict qualifiers.
QualType getExtVectorType(QualType VectorType, unsigned NumElts) const
Return the unique reference to an extended vector type of the specified element type and size.
const TargetInfo & getTargetInfo() const
QualType getLifetimeQualifiedType(QualType type, Qualifiers::ObjCLifetime lifetime)
Return a type with the given lifetime qualifier.
bool typesAreCompatible(QualType T1, QualType T2, bool CompareUnqualified=false)
Compatibility predicates used to check assignment expressions.
QualType getAddrSpaceQualType(QualType T, LangAS AddressSpace) const
Return the uniqued reference to the type for an address space qualified type with the specified type ...
QualType getWideCharType() const
Return the type of wide characters.
QualType getLogicalOperationType() const
The result type of logical operations, '<', '>', '!=', etc.
QualType getIncompleteArrayType(QualType EltTy, ArraySizeModifier ASM, unsigned IndexTypeQuals) const
Return a unique reference to the type for an incomplete array of the specified element type.
QualType getUnqualifiedArrayType(QualType T, Qualifiers &Quals) const
Return this type as a completely-unqualified array type, capturing the qualifiers in Quals.
unsigned getTypeAlign(QualType T) const
Return the ABI-specified alignment of a (complete) type T, in bits.
uint64_t getCharWidth() const
Return the size of the character type, in bits.
An Embarcadero array type trait, as used in the implementation of __array_rank and __array_extent.
Represents an array type, per C99 6.7.5.2 - Array Declarators.
QualType getElementType() const
QualType getValueType() const
Gets the type contained by this atomic type, i.e.
Attr - This represents one attribute.
Represents a C++11 auto or C++14 decltype(auto) type, possibly constrained by a type-constraint.
A builtin binary operation expression such as "x + y" or "x <= y".
static BinaryOperator * Create(const ASTContext &C, Expr *lhs, Expr *rhs, Opcode opc, QualType ResTy, ExprValueKind VK, ExprObjectKind OK, SourceLocation opLoc, FPOptionsOverride FPFeatures)
BlockExpr - Adaptor class for mixing a BlockDecl with expressions.
This class is used for builtin types like 'int'.
Represents a base class of a C++ class.
Represents binding an expression to a temporary.
static CXXBindTemporaryExpr * Create(const ASTContext &C, CXXTemporary *Temp, Expr *SubExpr)
const Expr * getSubExpr() const
A boolean literal, per ([C++ lex.bool] Boolean literals).
Represents a call to a C++ constructor.
Represents a C++ constructor within a class.
Represents a C++ conversion function within a class.
Represents a C++ base or member initializer.
FieldDecl * getMember() const
If this is a member initializer, returns the declaration of the non-static data member being initiali...
Expr * getInit() const
Get the initializer.
Represents a delete expression for memory deallocation and destructor calls, e.g.
SourceLocation getBeginLoc() const
Represents a C++ destructor within a class.
static CXXFunctionalCastExpr * Create(const ASTContext &Context, QualType T, ExprValueKind VK, TypeSourceInfo *Written, CastKind Kind, Expr *Op, const CXXCastPath *Path, FPOptionsOverride FPO, SourceLocation LPLoc, SourceLocation RPLoc)
Represents a static or instance method of a struct/union/class.
bool isUsualDeallocationFunction(SmallVectorImpl< const FunctionDecl * > &PreventedBy) const
Determine whether this is a usual deallocation function (C++ [basic.stc.dynamic.deallocation]p2),...
const CXXRecordDecl * getParent() const
Return the parent of this method declaration, which is the class in which this method is defined.
bool isMoveAssignmentOperator() const
Determine whether this is a move assignment operator.
QualType getFunctionObjectParameterType() const
bool isCopyAssignmentOperator() const
Determine whether this is a copy-assignment operator, regardless of whether it was declared implicitl...
Represents a new-expression for memory allocation and constructor calls, e.g: "new CXXNewExpr(foo)".
static CXXNewExpr * Create(const ASTContext &Ctx, bool IsGlobalNew, FunctionDecl *OperatorNew, FunctionDecl *OperatorDelete, bool ShouldPassAlignment, bool UsualArrayDeleteWantsSize, ArrayRef< Expr * > PlacementArgs, SourceRange TypeIdParens, std::optional< Expr * > ArraySize, CXXNewInitializationStyle InitializationStyle, Expr *Initializer, QualType Ty, TypeSourceInfo *AllocatedTypeInfo, SourceRange Range, SourceRange DirectInitRange)
Create a c++ new expression.
Represents a C++11 noexcept expression (C++ [expr.unary.noexcept]).
The null pointer literal (C++11 [lex.nullptr])
A call to an overloaded operator written using operator syntax.
Represents a C++ pseudo-destructor (C++ [expr.pseudo]).
Represents a C++ struct/union/class.
bool hasTrivialMoveAssignment() const
Determine whether this class has a trivial move assignment operator (C++11 [class....
bool hasNonTrivialCopyAssignment() const
Determine whether this class has a non-trivial copy assignment operator (C++ [class....
bool hasTrivialDefaultConstructor() const
Determine whether this class has a trivial default constructor (C++11 [class.ctor]p5).
bool hasTrivialDestructor() const
Determine whether this class has a trivial destructor (C++ [class.dtor]p3)
bool hasTrivialMoveConstructor() const
Determine whether this class has a trivial move constructor (C++11 [class.copy]p12)
bool hasTrivialCopyConstructor() const
Determine whether this class has a trivial copy constructor (C++ [class.copy]p6, C++11 [class....
bool isPolymorphic() const
Whether this class is polymorphic (C++ [class.virtual]), which means that the class contains or inher...
static CXXRecordDecl * Create(const ASTContext &C, TagKind TK, DeclContext *DC, SourceLocation StartLoc, SourceLocation IdLoc, IdentifierInfo *Id, CXXRecordDecl *PrevDecl=nullptr, bool DelayTypeCreation=false)
bool hasTrivialCopyAssignment() const
Determine whether this class has a trivial copy assignment operator (C++ [class.copy]p11,...
capture_const_range captures() const
bool isAbstract() const
Determine whether this class has a pure virtual function.
bool hasIrrelevantDestructor() const
Determine whether this class has a destructor which has no semantic effect.
bool hasNonTrivialMoveConstructor() const
Determine whether this class has a non-trivial move constructor (C++11 [class.copy]p12)
bool hasDefinition() const
bool isEmpty() const
Determine whether this is an empty class in the sense of (C++11 [meta.unary.prop]).
CXXDestructorDecl * getDestructor() const
Returns the destructor decl for this class.
bool hasNonTrivialMoveAssignment() const
Determine whether this class has a non-trivial move assignment operator (C++11 [class....
bool hasNonTrivialDefaultConstructor() const
Determine whether this class has a non-trivial default constructor (C++11 [class.ctor]p5).
bool hasNonTrivialCopyConstructor() const
Determine whether this class has a non-trivial copy constructor (C++ [class.copy]p6,...
CXXMethodDecl * getLambdaCallOperator() const
Retrieve the lambda call operator of the closure type if this is a closure type.
An expression "T()" which creates a value-initialized rvalue of type T, which is a non-class type.
Represents a C++ nested-name-specifier or a global scope specifier.
bool isNotEmpty() const
A scope specifier is present, but may be valid or invalid.
char * location_data() const
Retrieve the data associated with the source-location information.
bool isValid() const
A scope specifier is present, and it refers to a real scope.
void MakeTrivial(ASTContext &Context, NestedNameSpecifier *Qualifier, SourceRange R)
Make a new nested-name-specifier from incomplete source-location information.
SourceLocation getLastQualifierNameLoc() const
Retrieve the location of the name in the last qualifier in this nested name specifier.
SourceLocation getEndLoc() const
SourceRange getRange() const
bool isSet() const
Deprecated.
NestedNameSpecifierLoc getWithLocInContext(ASTContext &Context) const
Retrieve a nested-name-specifier with location information, copied into the given AST context.
NestedNameSpecifier * getScopeRep() const
Retrieve the representation of the nested-name-specifier.
bool isInvalid() const
An error occurred during parsing of the scope specifier.
void Adopt(NestedNameSpecifierLoc Other)
Adopt an existing nested-name-specifier (with source-range information).
Represents a C++ temporary.
void setDestructor(const CXXDestructorDecl *Dtor)
static CXXTemporary * Create(const ASTContext &C, const CXXDestructorDecl *Destructor)
Represents the this expression in C++.
static CXXThisExpr * Create(const ASTContext &Ctx, SourceLocation L, QualType Ty, bool IsImplicit)
A C++ throw-expression (C++ [except.throw]).
A C++ typeid expression (C++ [expr.typeid]), which gets the type_info that corresponds to the supplie...
static CXXUnresolvedConstructExpr * Create(const ASTContext &Context, QualType T, TypeSourceInfo *TSI, SourceLocation LParenLoc, ArrayRef< Expr * > Args, SourceLocation RParenLoc, bool IsListInit)
A Microsoft C++ __uuidof expression, which gets the _GUID that corresponds to the supplied type or ex...
CallExpr - Represents a function call (C99 6.5.2.2, C++ [expr.call]).
Expr * getArg(unsigned Arg)
getArg - Return the specified argument.
void setArg(unsigned Arg, Expr *ArgExpr)
setArg - Set the specified argument.
SourceLocation getBeginLoc() const LLVM_READONLY
FunctionDecl * getDirectCallee()
If the callee is a FunctionDecl, return it. Otherwise return null.
unsigned getNumArgs() const
getNumArgs - Return the number of actual arguments to this call.
CharUnits - This is an opaque type for sizes expressed in character units.
QuantityType getQuantity() const
getQuantity - Get the raw integer representation of this quantity.
Declaration of a class template.
void setExprNeedsCleanups(bool SideEffects)
bool cleanupsHaveSideEffects() const
bool exprNeedsCleanups() const
Complex values, per C99 6.2.5p11.
CompoundStmt - This represents a group of statements like { stmt stmt }.
static CompoundStmt * Create(const ASTContext &C, ArrayRef< Stmt * > Stmts, FPOptionsOverride FPFeatures, SourceLocation LB, SourceLocation RB)
Represents the specialization of a concept - evaluates to a prvalue of type bool.
bool isSatisfied() const
Whether or not the concept with the given arguments was satisfied when the expression was created.
Represents the canonical version of C arrays with a specified constant size.
static unsigned getNumAddressingBits(const ASTContext &Context, QualType ElementType, const llvm::APInt &NumElements)
Determine the number of bits required to address a member of.
static unsigned getMaxSizeBits(const ASTContext &Context)
Determine the maximum number of active bits that an array's size can require, which limits the maximu...
The result of a constraint satisfaction check, containing the necessary information to diagnose an un...
A POD class for pairing a NamedDecl* with an access specifier.
static DeclAccessPair make(NamedDecl *D, AccessSpecifier AS)
The results of name lookup within a DeclContext.
DeclContext - This is used only as base class of specific decl types that can act as declaration cont...
DeclContext * getParent()
getParent - Returns the containing DeclContext.
bool isDependentContext() const
Determines whether this context is dependent on a template parameter.
DeclContext * getLexicalParent()
getLexicalParent - Returns the containing lexical DeclContext.
lookup_result lookup(DeclarationName Name) const
lookup - Find the declarations (if any) with the given Name in this context.
void addDecl(Decl *D)
Add the declaration D into this context.
A reference to a declared variable, function, enum, etc.
Captures information about "declaration specifiers".
Expr * getPackIndexingExpr() const
TST getTypeSpecType() const
SourceLocation getBeginLoc() const LLVM_READONLY
static const TST TST_typename_pack_indexing
ParsedType getRepAsType() const
SourceLocation getEllipsisLoc() const
Expr * getRepAsExpr() const
static const TST TST_decltype
SourceLocation getTypeSpecTypeLoc() const
static const TST TST_decltype_auto
static const TST TST_error
SourceRange getTypeofParensRange() const
Decl - This represents one declaration (or definition), e.g.
SourceLocation getEndLoc() const LLVM_READONLY
bool isImplicit() const
isImplicit - Indicates whether the declaration was implicitly generated by the implementation.
void setInvalidDecl(bool Invalid=true)
setInvalidDecl - Indicates the Decl had a semantic error.
Kind
Lists the kind of concrete classes of Decl.
bool isInvalidDecl() const
SourceLocation getLocation() const
void setLocalOwningModule(Module *M)
void setImplicit(bool I=true)
DeclContext * getDeclContext()
@ ReachableWhenImported
This declaration has an owning module, and is visible to lookups that occurs within that module.
void setModuleOwnershipKind(ModuleOwnershipKind MOK)
Set whether this declaration is hidden from name lookup.
virtual SourceRange getSourceRange() const LLVM_READONLY
Source range that this declaration covers.
The name of a declaration.
bool isDependentName() const
Determines whether the name itself is dependent, e.g., because it involves a C++ type that is itself ...
OverloadedOperatorKind getCXXOverloadedOperator() const
If this name is the name of an overloadable operator in C++ (e.g., operator+), retrieve the kind of o...
SourceLocation getBeginLoc() const LLVM_READONLY
Information about one declarator, including the parsed type information and the identifier.
void setRParenLoc(SourceLocation Loc)
void setDecltypeLoc(SourceLocation Loc)
Common base class for placeholders for types that get replaced by placeholder type deduction: C++11 a...
A little helper class (which is basically a smart pointer that forwards info from DiagnosticsEngine) ...
DiagnosticOptions & getDiagnosticOptions() const
Retrieve the diagnostic options.
bool isIgnored(unsigned DiagID, SourceLocation Loc) const
Determine whether the diagnostic is known to be ignored.
RAII object that enters a new expression evaluation context.
static EnumDecl * Create(ASTContext &C, DeclContext *DC, SourceLocation StartLoc, SourceLocation IdLoc, IdentifierInfo *Id, EnumDecl *PrevDecl, bool IsScoped, bool IsScopedUsingClassTag, bool IsFixed)
bool isFixed() const
Returns true if this is an Objective-C, C++11, or Microsoft-style enumeration with a fixed underlying...
A helper class that allows the use of isa/cast/dyncast to detect TagType objects of enums.
EnumDecl * getDecl() const
static ExprWithCleanups * Create(const ASTContext &C, EmptyShell empty, unsigned numObjects)
This represents one expression.
bool isReadIfDiscardedInCPlusPlus11() const
Determine whether an lvalue-to-rvalue conversion should implicitly be applied to this expression if i...
bool isValueDependent() const
Determines whether the value of this expression depends on.
ExprValueKind getValueKind() const
getValueKind - The value kind that this expression produces.
bool refersToVectorElement() const
Returns whether this expression refers to a vector element.
bool isTypeDependent() const
Determines whether the type of this expression depends on.
Expr * IgnoreParenImpCasts() LLVM_READONLY
Skip past any parentheses and implicit casts which might surround this expression until reaching a fi...
Expr * IgnoreParens() LLVM_READONLY
Skip past any parentheses which might surround this expression until reaching a fixed point.
bool isLValue() const
isLValue - True if this expression is an "l-value" according to the rules of the current language.
static bool hasAnyTypeDependentArguments(ArrayRef< Expr * > Exprs)
hasAnyTypeDependentArguments - Determines if any of the expressions in Exprs is type-dependent.
@ NPC_ValueDependentIsNull
Specifies that a value-dependent expression of integral or dependent type should be considered a null...
ExprObjectKind getObjectKind() const
getObjectKind - The object kind that this expression produces.
bool HasSideEffects(const ASTContext &Ctx, bool IncludePossibleEffects=true) const
HasSideEffects - This routine returns true for all those expressions which have any effect other than...
bool isInstantiationDependent() const
Whether this expression is instantiation-dependent, meaning that it depends in some way on.
NullPointerConstantKind isNullPointerConstant(ASTContext &Ctx, NullPointerConstantValueDependence NPC) const
isNullPointerConstant - C99 6.3.2.3p3 - Test if this reduces down to a Null pointer constant.
SourceLocation getExprLoc() const LLVM_READONLY
getExprLoc - Return the preferred location for the arrow when diagnosing a problem with a generic exp...
bool refersToBitField() const
Returns true if this expression is a gl-value that potentially refers to a bit-field.
Classification Classify(ASTContext &Ctx) const
Classify - Classify this expression according to the C++11 expression taxonomy.
bool isOrdinaryOrBitFieldObject() const
bool hasPlaceholderType() const
Returns whether this expression has a placeholder type.
static ExprValueKind getValueKindForType(QualType T)
getValueKindForType - Given a formal return or parameter type, give its value kind.
An expression trait intrinsic.
Represents difference between two FPOptions values.
Represents a member of a struct/union/class.
Annotates a diagnostic with some code that should be inserted, removed, or replaced to fix the proble...
static FixItHint CreateReplacement(CharSourceRange RemoveRange, StringRef Code)
Create a code modification hint that replaces the given source range with the given code string.
static FixItHint CreateRemoval(CharSourceRange RemoveRange)
Create a code modification hint that removes the given source range.
static FixItHint CreateInsertion(SourceLocation InsertionLoc, StringRef Code, bool BeforePreviousInsertions=false)
Create a code modification hint that inserts the given code string at a specific location.
FullExpr - Represents a "full-expression" node.
Represents a function declaration or definition.
const ParmVarDecl * getParamDecl(unsigned i) const
bool isFunctionTemplateSpecialization() const
Determine whether this function is a function template specialization.
bool isThisDeclarationADefinition() const
Returns whether this specific declaration of the function is also a definition that does not contain ...
StringLiteral * getDeletedMessage() const
Get the message that indicates why this function was deleted.
QualType getReturnType() const
bool isTrivial() const
Whether this function is "trivial" in some specialized C++ senses.
bool isVariadic() const
Whether this function is variadic.
bool isDeleted() const
Whether this function has been deleted.
bool isReplaceableGlobalAllocationFunction(std::optional< unsigned > *AlignmentParam=nullptr, bool *IsNothrow=nullptr) const
Determines whether this function is one of the replaceable global allocation functions: void *operato...
static FunctionDecl * Create(ASTContext &C, DeclContext *DC, SourceLocation StartLoc, SourceLocation NLoc, DeclarationName N, QualType T, TypeSourceInfo *TInfo, StorageClass SC, bool UsesFPIntrin=false, bool isInlineSpecified=false, bool hasWrittenPrototype=true, ConstexprSpecKind ConstexprKind=ConstexprSpecKind::Unspecified, Expr *TrailingRequiresClause=nullptr)
SourceRange getSourceRange() const override LLVM_READONLY
Source range that this declaration covers.
OverloadedOperatorKind getOverloadedOperator() const
getOverloadedOperator - Which C++ overloaded operator this function represents, if any.
unsigned getNumParams() const
Return the number of parameters this function must have based on its FunctionType.
size_t param_size() const
bool isDefined(const FunctionDecl *&Definition, bool CheckForPendingFriendDefinition=false) const
Returns true if the function has a definition that does not need to be instantiated.
Represents a prototype with parameter type info, e.g.
unsigned getNumParams() const
QualType getParamType(unsigned i) const
bool isVariadic() const
Whether this function prototype is variadic.
bool isNothrow(bool ResultIfDependent=false) const
Determine whether this function type has a non-throwing exception specification.
Declaration of a template function.
ExtInfo withNoReturn(bool noReturn) const
bool getProducesResult() const
FunctionType - C99 6.7.5.3 - Function Declarators.
ExtInfo getExtInfo() const
One of these records is kept for each identifier that is lexed.
ReservedIdentifierStatus isReserved(const LangOptions &LangOpts) const
Determine whether this is a name reserved for the implementation (C99 7.1.3, C++ [lib....
StringRef getName() const
Return the actual identifier string.
bool tryAddTopLevelDecl(NamedDecl *D, DeclarationName Name)
Try to add the given declaration to the top level scope, if it (or a redeclaration of it) hasn't alre...
IdentifierInfo & get(StringRef Name)
Return the identifier token info for the specified named identifier.
ImplicitCastExpr - Allows us to explicitly represent implicit type conversions, which have no direct ...
static ImplicitCastExpr * Create(const ASTContext &Context, QualType T, CastKind Kind, Expr *Operand, const CXXCastPath *BasePath, ExprValueKind Cat, FPOptionsOverride FPO)
ImplicitConversionSequence - Represents an implicit conversion sequence, which may be a standard conv...
@ StaticObjectArgumentConversion
StandardConversionSequence Standard
When ConversionKind == StandardConversion, provides the details of the standard conversion sequence.
UserDefinedConversionSequence UserDefined
When ConversionKind == UserDefinedConversion, provides the details of the user-defined conversion seq...
void DiagnoseAmbiguousConversion(Sema &S, SourceLocation CaretLoc, const PartialDiagnostic &PDiag) const
Diagnoses an ambiguous conversion.
Describes an C or C++ initializer list.
Describes the kind of initialization being performed, along with location information for tokens rela...
static InitializationKind CreateDefault(SourceLocation InitLoc)
Create a default initialization.
static InitializationKind CreateDirect(SourceLocation InitLoc, SourceLocation LParenLoc, SourceLocation RParenLoc)
Create a direct initialization.
static InitializationKind CreateCopy(SourceLocation InitLoc, SourceLocation EqualLoc, bool AllowExplicitConvs=false)
Create a copy initialization.
static InitializationKind CreateDirectList(SourceLocation InitLoc)
static InitializationKind CreateValue(SourceLocation InitLoc, SourceLocation LParenLoc, SourceLocation RParenLoc, bool isImplicit=false)
Create a value initialization.
Describes the sequence of initializations required to initialize a given object or reference with a s...
ExprResult Perform(Sema &S, const InitializedEntity &Entity, const InitializationKind &Kind, MultiExprArg Args, QualType *ResultType=nullptr)
Perform the actual initialization of the given entity based on the computed initialization sequence.
bool isAmbiguous() const
Determine whether this initialization failed due to an ambiguity.
bool Diagnose(Sema &S, const InitializedEntity &Entity, const InitializationKind &Kind, ArrayRef< Expr * > Args)
Diagnose an potentially-invalid initialization sequence.
bool Failed() const
Determine whether the initialization sequence is invalid.
bool isDirectReferenceBinding() const
Determine whether this initialization is a direct reference binding (C++ [dcl.init....
Describes an entity that is being initialized.
static InitializedEntity InitializeException(SourceLocation ThrowLoc, QualType Type)
Create the initialization entity for an exception object.
static InitializedEntity InitializeTemporary(QualType Type)
Create the initialization entity for a temporary.
static InitializedEntity InitializeNew(SourceLocation NewLoc, QualType Type)
Create the initialization entity for an object allocated via new.
static InitializedEntity InitializeParameter(ASTContext &Context, ParmVarDecl *Parm)
Create the initialization entity for a parameter.
static IntegerLiteral * Create(const ASTContext &C, const llvm::APInt &V, QualType type, SourceLocation l)
Returns a new integer literal with value 'V' and type 'type'.
A C++ lambda expression, which produces a function object (of unspecified type) that can be invoked l...
clang::ObjCRuntime ObjCRuntime
bool hasGlobalAllocationFunctionVisibility() const
bool allowsNonTrivialObjCLifetimeQualifiers() const
True if any ObjC types may have non-trivial lifetime qualifiers.
bool hasHiddenGlobalAllocationFunctionVisibility() const
bool hasProtectedGlobalAllocationFunctionVisibility() const
static SourceLocation findLocationAfterToken(SourceLocation loc, tok::TokenKind TKind, const SourceManager &SM, const LangOptions &LangOpts, bool SkipTrailingWhitespaceAndNewLine)
Checks that the given token is the first token that occurs after the given location (this excludes co...
A class for iterating through a result set and possibly filtering out results.
void erase()
Erase the last element returned from this iterator.
Represents the results of name lookup.
@ FoundOverloaded
Name lookup found a set of overloaded functions that met the criteria.
@ FoundUnresolvedValue
Name lookup found an unresolvable value declaration and cannot yet complete.
@ Ambiguous
Name lookup results in an ambiguity; use getAmbiguityKind to figure out what kind of ambiguity we hav...
@ NotFound
No entity found met the criteria.
@ NotFoundInCurrentInstantiation
No entity found met the criteria within the current instantiation,, but there were dependent base cla...
@ Found
Name lookup found a single declaration that met the criteria.
LLVM_ATTRIBUTE_REINITIALIZES void clear()
Clears out any current state.
DeclClass * getAsSingle() const
void addDecl(NamedDecl *D)
Add a declaration to these results with its natural access.
void setLookupName(DeclarationName Name)
Sets the name to look up.
bool empty() const
Return true if no decls were found.
SourceLocation getNameLoc() const
Gets the location of the identifier.
Filter makeFilter()
Create a filter for this result set.
CXXRecordDecl * getNamingClass() const
Returns the 'naming class' for this lookup, i.e.
bool isClassLookup() const
Returns whether these results arose from performing a lookup into a class.
void setNamingClass(CXXRecordDecl *Record)
Sets the 'naming class' for this lookup.
LookupResultKind getResultKind() const
void suppressDiagnostics()
Suppress the diagnostics that would normally fire because of this lookup.
DeclarationName getLookupName() const
Gets the name to look up.
MemberExpr - [C99 6.5.2.3] Structure and Union Members.
ValueDecl * getMemberDecl() const
Retrieve the member declaration to which this expression refers.
DeclAccessPair getFoundDecl() const
Retrieves the declaration found by lookup.
A pointer to member type per C++ 8.3.3 - Pointers to members.
QualType getPointeeType() const
const Type * getClass() const
Data structure that captures multiple levels of template argument lists for use in template instantia...
void addOuterRetainedLevels(unsigned Num)
This represents a decl that may have a name.
IdentifierInfo * getIdentifier() const
Get the identifier that names this declaration, if there is one.
DeclarationName getDeclName() const
Get the actual, stored name of the declaration, which may be a special name.
std::string getNameAsString() const
Get a human-readable name for the declaration, even if it is one of the special kinds of names (C++ c...
A C++ nested-name-specifier augmented with source location information.
Represents a C++ nested name specifier, such as "\::std::vector<int>::".
SpecifierKind getKind() const
Determine what kind of nested name specifier is stored.
IdentifierInfo * getAsIdentifier() const
Retrieve the identifier stored in this nested name specifier.
NestedNameSpecifier * getPrefix() const
Return the prefix of this nested name specifier.
@ NamespaceAlias
A namespace alias, stored as a NamespaceAliasDecl*.
@ TypeSpec
A type, stored as a Type*.
@ TypeSpecWithTemplate
A type that was preceded by the 'template' keyword, stored as a Type*.
@ Super
Microsoft's '__super' specifier, stored as a CXXRecordDecl* of the class it appeared in.
@ Identifier
An identifier, stored as an IdentifierInfo*.
@ Global
The global specifier '::'. There is no stored value.
@ Namespace
A namespace, stored as a NamespaceDecl*.
const Type * getAsType() const
Retrieve the type stored in this nested name specifier.
ObjCArrayLiteral - used for objective-c array containers; as in: @["Hello", NSApp,...
ObjCBoxedExpr - used for generalized expression boxing.
ObjCDictionaryLiteral - AST node to represent objective-c dictionary literals; as in:"name" : NSUserN...
Represents an ObjC class declaration.
bool isSuperClassOf(const ObjCInterfaceDecl *I) const
isSuperClassOf - Return true if this class is the specified class or is a super class of the specifie...
An expression that sends a message to the given Objective-C object or class.
ObjCMethodDecl - Represents an instance or class method declaration.
Represents a pointer to an Objective C object.
QualType getPointeeType() const
Gets the type pointed to by this ObjC pointer.
Represents a class type in Objective C.
ObjCInterfaceDecl * getInterface() const
Gets the interface declaration for this object type, if the base type really is an interface.
bool hasEmptyCollections() const
Are the empty collection symbols available?
static OpaquePtr getFromOpaquePtr(void *P)
static OpaquePtr make(QualType P)
OpaqueValueExpr - An expression referring to an opaque object of a fixed type and value class.
OverloadCandidateSet - A set of overload candidates, used in C++ overload resolution (C++ 13....
@ CSK_Normal
Normal lookup.
@ CSK_Operator
C++ [over.match.oper]: Lookup of operator function candidates in a call using operator syntax.
SmallVectorImpl< OverloadCandidate >::iterator iterator
void NoteCandidates(PartialDiagnosticAt PA, Sema &S, OverloadCandidateDisplayKind OCD, ArrayRef< Expr * > Args, StringRef Opc="", SourceLocation Loc=SourceLocation(), llvm::function_ref< bool(OverloadCandidate &)> Filter=[](OverloadCandidate &) { return true;})
When overload resolution fails, prints diagnostic messages containing the candidates in the candidate...
OverloadingResult BestViableFunction(Sema &S, SourceLocation Loc, OverloadCandidateSet::iterator &Best)
Find the best viable function on this overload set, if it exists.
SmallVector< OverloadCandidate *, 32 > CompleteCandidates(Sema &S, OverloadCandidateDisplayKind OCD, ArrayRef< Expr * > Args, SourceLocation OpLoc=SourceLocation(), llvm::function_ref< bool(OverloadCandidate &)> Filter=[](OverloadCandidate &) { return true;})
void setEllipsisLoc(SourceLocation Loc)
ParenExpr - This represents a parenthesized expression, e.g.
Represents a parameter to a function.
static ParmVarDecl * Create(ASTContext &C, DeclContext *DC, SourceLocation StartLoc, SourceLocation IdLoc, const IdentifierInfo *Id, QualType T, TypeSourceInfo *TInfo, StorageClass S, Expr *DefArg)
PointerType - C99 6.7.5.1 - Pointer Declarators.
QualType getPointeeType() const
SourceManager & getSourceManager() const
IdentifierTable & getIdentifierTable()
const LangOptions & getLangOpts() const
Stores the type being destroyed by a pseudo-destructor expression.
TypeSourceInfo * getTypeSourceInfo() const
A (possibly-)qualified type.
bool isVolatileQualified() const
Determine whether this type is volatile-qualified.
QualType getNonLValueExprType(const ASTContext &Context) const
Determine the type of a (typically non-lvalue) expression with the specified result type.
QualType withConst() const
void addConst()
Add the const type qualifier to this QualType.
bool isAtLeastAsQualifiedAs(QualType Other) const
Determine whether this type is at least as qualified as the other given type, requiring exact equalit...
bool isNull() const
Return true if this QualType doesn't point to a type yet.
const Type * getTypePtr() const
Retrieves a pointer to the underlying (unqualified) type.
LangAS getAddressSpace() const
Return the address space of this type.
Qualifiers getQualifiers() const
Retrieve the set of qualifiers applied to this type.
Qualifiers::ObjCLifetime getObjCLifetime() const
Returns lifetime attribute of this type.
void getAsStringInternal(std::string &Str, const PrintingPolicy &Policy) const
QualType getNonReferenceType() const
If Type is a reference type (e.g., const int&), returns the type that the reference refers to ("const...
QualType getCanonicalType() const
QualType getUnqualifiedType() const
Retrieve the unqualified variant of the given type, removing as little sugar as possible.
bool isWebAssemblyReferenceType() const
Returns true if it is a WebAssembly Reference Type.
DestructionKind isDestructedType() const
Returns a nonzero value if objects of this type require non-trivial work to clean up after.
unsigned getCVRQualifiers() const
Retrieve the set of CVR (const-volatile-restrict) qualifiers applied to this type.
static std::string getAsString(SplitQualType split, const PrintingPolicy &Policy)
bool hasNonTrivialObjCLifetime() const
The collection of all-type qualifiers we support.
void removeCVRQualifiers(unsigned mask)
@ OCL_Strong
Assigning into this object requires the old value to be released and the new value to be retained.
@ OCL_ExplicitNone
This object can be modified without requiring retains or releases.
@ OCL_None
There is no lifetime qualification on this type.
@ OCL_Weak
Reading or writing from this object requires a barrier call.
@ OCL_Autoreleasing
Assigning into this object requires a lifetime extension.
bool hasCVRQualifiers() const
bool hasUnaligned() const
unsigned getAddressSpaceAttributePrintValue() const
Get the address space attribute value to be printed by diagnostics.
void setAddressSpace(LangAS space)
static bool isAddressSpaceSupersetOf(LangAS A, LangAS B)
Returns true if address space A is equal to or a superset of B.
unsigned getCVRUQualifiers() const
void setObjCGCAttr(GC type)
ObjCLifetime getObjCLifetime() const
static Qualifiers fromCVRUMask(unsigned CVRU)
LangAS getAddressSpace() const
void setObjCLifetime(ObjCLifetime type)
Represents a struct/union/class.
bool canPassInRegisters() const
Determine whether this class can be passed in registers.
A helper class that allows the use of isa/cast/dyncast to detect TagType objects of structs/unions/cl...
RecordDecl * getDecl() const
A class that does preorder or postorder depth-first traversal on the entire Clang AST and visits each...
Represents the body of a requires-expression.
static RequiresExprBodyDecl * Create(ASTContext &C, DeclContext *DC, SourceLocation StartLoc)
static RequiresExpr * Create(ASTContext &C, SourceLocation RequiresKWLoc, RequiresExprBodyDecl *Body, SourceLocation LParenLoc, ArrayRef< ParmVarDecl * > LocalParameters, SourceLocation RParenLoc, ArrayRef< concepts::Requirement * > Requirements, SourceLocation RBraceLoc)
Scope - A scope is a transient data structure that is used while parsing the program.
@ BlockScope
This is a scope that corresponds to a block/closure object.
@ ClassScope
The scope of a struct/union/class definition.
@ TryScope
This is the scope of a C++ try statement.
@ FnScope
This indicates that the scope corresponds to a function, which means that labels are set here.
@ ObjCMethodScope
This scope corresponds to an Objective-C method body.
A generic diagnostic builder for errors which may or may not be deferred.
SemaDiagnosticBuilder Diag(SourceLocation Loc, unsigned DiagID, bool DeferHint=false)
Emit a diagnostic.
PartialDiagnostic PDiag(unsigned DiagID=0)
Build a partial diagnostic.
SemaDiagnosticBuilder DiagIfDeviceCode(SourceLocation Loc, unsigned DiagID)
Creates a SemaDiagnosticBuilder that emits the diagnostic if the current context is "used as device c...
void EraseUnwantedMatches(const FunctionDecl *Caller, llvm::SmallVectorImpl< std::pair< DeclAccessPair, FunctionDecl * > > &Matches)
Finds a function in Matches with highest calling priority from Caller context and erases all function...
CUDAFunctionPreference IdentifyPreference(const FunctionDecl *Caller, const FunctionDecl *Callee)
Identifies relative preference of a given Caller/Callee combination, based on their host/device attri...
ARCConversionResult CheckObjCConversion(SourceRange castRange, QualType castType, Expr *&op, CheckedConversionKind CCK, bool Diagnose=true, bool DiagnoseCFAudited=false, BinaryOperatorKind Opc=BO_PtrMemD)
Checks for invalid conversions and casts between retainable pointers and other pointer kinds for ARC ...
QualType FindCompositeObjCPointerType(ExprResult &LHS, ExprResult &RHS, SourceLocation QuestionLoc)
FindCompositeObjCPointerType - Helper method to find composite type of two objective-c pointer types ...
ExprResult LookupInObjCMethod(LookupResult &LookUp, Scope *S, IdentifierInfo *II, bool AllowBuiltinCreation=false)
The parser has read a name in, and Sema has detected that we're currently inside an ObjC method.
void EmitRelatedResultTypeNote(const Expr *E)
If the given expression involves a message send to a method with a related result type,...
CastKind PrepareCastToObjCObjectPointer(ExprResult &E)
Prepare a conversion of the given expression to an ObjC object pointer type.
bool CheckPPCMMAType(QualType Type, SourceLocation TypeLoc)
CXXThisScopeRAII(Sema &S, Decl *ContextDecl, Qualifiers CXXThisTypeQuals, bool Enabled=true)
Introduce a new scope where 'this' may be allowed (when enabled), using the given declaration (which ...
Abstract base class used to perform a contextual implicit conversion from an expression to any type p...
RAII class used to determine whether SFINAE has trapped any errors that occur during template argumen...
bool hasErrorOccurred() const
Determine whether any SFINAE errors have been trapped.
Sema - This implements semantic analysis and AST building for C.
FunctionDecl * FindUsualDeallocationFunction(SourceLocation StartLoc, bool CanProvideSize, bool Overaligned, DeclarationName Name)
void DeclareGlobalNewDelete()
DeclareGlobalNewDelete - Declare the global forms of operator new and delete.
QualType CheckSizelessVectorConditionalTypes(ExprResult &Cond, ExprResult &LHS, ExprResult &RHS, SourceLocation QuestionLoc)
ParsedType CreateParsedType(QualType T, TypeSourceInfo *TInfo)
Package the given type and TSI into a ParsedType.
ExprResult ActOnCXXTypeid(SourceLocation OpLoc, SourceLocation LParenLoc, bool isType, void *TyOrExpr, SourceLocation RParenLoc)
ActOnCXXTypeid - Parse typeid( something ).
QualType getCurrentThisType()
Try to retrieve the type of the 'this' pointer.
ExprResult ActOnCXXUuidof(SourceLocation OpLoc, SourceLocation LParenLoc, bool isType, void *TyOrExpr, SourceLocation RParenLoc)
ActOnCXXUuidof - Parse __uuidof( something ).
Scope * getCurScope() const
Retrieve the parser's current scope.
QualType CheckVectorConditionalTypes(ExprResult &Cond, ExprResult &LHS, ExprResult &RHS, SourceLocation QuestionLoc)
bool checkArrayElementAlignment(QualType EltTy, SourceLocation Loc)
ExprResult IgnoredValueConversions(Expr *E)
IgnoredValueConversions - Given that an expression's result is syntactically ignored,...
bool RequireCompleteSizedType(SourceLocation Loc, QualType T, unsigned DiagID, const Ts &...Args)
@ LookupOrdinaryName
Ordinary name lookup, which finds ordinary names (functions, variables, typedefs, etc....
@ LookupDestructorName
Look up a name following ~ in a destructor name.
@ LookupTagName
Tag name lookup, which finds the names of enums, classes, structs, and unions.
@ LookupAnyName
Look up any declaration with any name.
void DiagnoseSentinelCalls(const NamedDecl *D, SourceLocation Loc, ArrayRef< Expr * > Args)
DiagnoseSentinelCalls - This routine checks whether a call or message-send is to a declaration with t...
ExprResult ActOnNoexceptExpr(SourceLocation KeyLoc, SourceLocation LParen, Expr *Operand, SourceLocation RParen)
bool BuildTypeConstraint(const CXXScopeSpec &SS, TemplateIdAnnotation *TypeConstraint, TemplateTypeParmDecl *ConstrainedParameter, SourceLocation EllipsisLoc, bool AllowUnexpandedPack)
bool CheckCXXThisType(SourceLocation Loc, QualType Type)
Check whether the type of 'this' is valid in the current context.
TypeResult ActOnTemplateIdType(Scope *S, CXXScopeSpec &SS, SourceLocation TemplateKWLoc, TemplateTy Template, const IdentifierInfo *TemplateII, SourceLocation TemplateIILoc, SourceLocation LAngleLoc, ASTTemplateArgsPtr TemplateArgs, SourceLocation RAngleLoc, bool IsCtorOrDtorName=false, bool IsClassName=false, ImplicitTypenameContext AllowImplicitTypename=ImplicitTypenameContext::No)
IfExistsResult
Describes the result of an "if-exists" condition check.
@ IER_DoesNotExist
The symbol does not exist.
@ IER_Dependent
The name is a dependent name, so the results will differ from one instantiation to the next.
@ IER_Error
An error occurred.
@ IER_Exists
The symbol exists.
QualType UsualArithmeticConversions(ExprResult &LHS, ExprResult &RHS, SourceLocation Loc, ArithConvKind ACK)
UsualArithmeticConversions - Performs various conversions that are common to binary operators (C99 6....
ExprResult ActOnExpressionTrait(ExpressionTrait OET, SourceLocation KWLoc, Expr *Queried, SourceLocation RParen)
ActOnExpressionTrait - Parsed one of the unary type trait support pseudo-functions.
bool CompleteConstructorCall(CXXConstructorDecl *Constructor, QualType DeclInitType, MultiExprArg ArgsPtr, SourceLocation Loc, SmallVectorImpl< Expr * > &ConvertedArgs, bool AllowExplicit=false, bool IsListInitialization=false)
Given a constructor and the set of arguments provided for the constructor, convert the arguments and ...
ExprResult CheckBooleanCondition(SourceLocation Loc, Expr *E, bool IsConstexpr=false)
CheckBooleanCondition - Diagnose problems involving the use of the given expression as a boolean cond...
@ Boolean
A boolean condition, from 'if', 'while', 'for', or 'do'.
@ Switch
An integral condition for a 'switch' statement.
@ ConstexprIf
A constant boolean condition from 'if constexpr'.
bool RequireCompleteDeclContext(CXXScopeSpec &SS, DeclContext *DC)
Require that the context specified by SS be complete.
SmallVector< sema::FunctionScopeInfo *, 4 > FunctionScopes
Stack containing information about each of the nested function, block, and method scopes that are cur...
@ Ref_Compatible
Ref_Compatible - The two types are reference-compatible.
ExprResult BuildCXXFunctionalCastExpr(TypeSourceInfo *TInfo, QualType Type, SourceLocation LParenLoc, Expr *CastExpr, SourceLocation RParenLoc)
bool CheckCXXThisCapture(SourceLocation Loc, bool Explicit=false, bool BuildAndDiagnose=true, const unsigned *const FunctionScopeIndexToStopAt=nullptr, bool ByCopy=false)
Make sure the value of 'this' is actually available in the current context, if it is a potentially ev...
ExprResult MaybeBindToTemporary(Expr *E)
MaybeBindToTemporary - If the passed in expression has a record type with a non-trivial destructor,...
void MarkCaptureUsedInEnclosingContext(ValueDecl *Capture, SourceLocation Loc, unsigned CapturingScopeIndex)
ExprResult ActOnStartCXXMemberReference(Scope *S, Expr *Base, SourceLocation OpLoc, tok::TokenKind OpKind, ParsedType &ObjectType, bool &MayBePseudoDestructor)
ExprResult VerifyIntegerConstantExpression(Expr *E, llvm::APSInt *Result, VerifyICEDiagnoser &Diagnoser, AllowFoldKind CanFold=NoFold)
VerifyIntegerConstantExpression - Verifies that an expression is an ICE, and reports the appropriate ...
QualType CheckVectorOperands(ExprResult &LHS, ExprResult &RHS, SourceLocation Loc, bool IsCompAssign, bool AllowBothBool, bool AllowBoolConversion, bool AllowBoolOperation, bool ReportInvalid)
type checking for vector binary operators.
concepts::Requirement * ActOnSimpleRequirement(Expr *E)
FPOptionsOverride CurFPFeatureOverrides()
concepts::Requirement * ActOnCompoundRequirement(Expr *E, SourceLocation NoexceptLoc)
ExprResult BuildOverloadedArrowExpr(Scope *S, Expr *Base, SourceLocation OpLoc, bool *NoArrowOperatorFound=nullptr)
BuildOverloadedArrowExpr - Build a call to an overloaded operator-> (if one exists),...
FunctionDecl * getCurFunctionDecl(bool AllowLambda=false) const
Returns a pointer to the innermost enclosing function, or nullptr if the current context is not insid...
ExprResult PerformContextualImplicitConversion(SourceLocation Loc, Expr *FromE, ContextualImplicitConverter &Converter)
Perform a contextual implicit conversion.
ExprResult CheckUnevaluatedOperand(Expr *E)
ExprResult ActOnCXXDelete(SourceLocation StartLoc, bool UseGlobal, bool ArrayForm, Expr *Operand)
ActOnCXXDelete - Parsed a C++ 'delete' expression (C++ 5.3.5), as in:
ExprResult CheckSwitchCondition(SourceLocation SwitchLoc, Expr *Cond)
void diagnoseNullableToNonnullConversion(QualType DstType, QualType SrcType, SourceLocation Loc)
Warn if we're implicitly casting from a _Nullable pointer type to a _Nonnull one.
ExprResult ActOnCXXNullPtrLiteral(SourceLocation Loc)
ActOnCXXNullPtrLiteral - Parse 'nullptr'.
ExprResult BuildCXXTypeId(QualType TypeInfoType, SourceLocation TypeidLoc, TypeSourceInfo *Operand, SourceLocation RParenLoc)
Build a C++ typeid expression with a type operand.
ExprResult SubstExpr(Expr *E, const MultiLevelTemplateArgumentList &TemplateArgs)
DiagnosticsEngine & getDiagnostics() const
ExprResult MaybeConvertParenListExprToParenExpr(Scope *S, Expr *ME)
This is not an AltiVec-style cast or or C++ direct-initialization, so turn the ParenListExpr into a s...
concepts::TypeRequirement * BuildTypeRequirement(TypeSourceInfo *Type)
AccessResult CheckDestructorAccess(SourceLocation Loc, CXXDestructorDecl *Dtor, const PartialDiagnostic &PDiag, QualType objectType=QualType())
FunctionDecl * ResolveAddressOfOverloadedFunction(Expr *AddressOfExpr, QualType TargetType, bool Complain, DeclAccessPair &Found, bool *pHadMultipleCandidates=nullptr)
ResolveAddressOfOverloadedFunction - Try to resolve the address of an overloaded function (C++ [over....
void PushOnScopeChains(NamedDecl *D, Scope *S, bool AddToContext=true)
Add this decl to the scope shadowed decl chains.
ParsedType getDestructorName(const IdentifierInfo &II, SourceLocation NameLoc, Scope *S, CXXScopeSpec &SS, ParsedType ObjectType, bool EnteringContext)
void CleanupVarDeclMarking()
ExprResult DefaultFunctionArrayLvalueConversion(Expr *E, bool Diagnose=true)
ASTContext & getASTContext() const
void DeclareGlobalAllocationFunction(DeclarationName Name, QualType Return, ArrayRef< QualType > Params)
DeclareGlobalAllocationFunction - Declares a single implicit global allocation function if it doesn't...
bool DiagnoseUnexpandedParameterPackInRequiresExpr(RequiresExpr *RE)
If the given requirees-expression contains an unexpanded reference to one of its own parameter packs,...
CXXDestructorDecl * LookupDestructor(CXXRecordDecl *Class)
Look for the destructor of the given class.
bool tryCaptureVariable(ValueDecl *Var, SourceLocation Loc, TryCaptureKind Kind, SourceLocation EllipsisLoc, bool BuildAndDiagnose, QualType &CaptureType, QualType &DeclRefType, const unsigned *const FunctionScopeIndexToStopAt)
Try to capture the given variable.
void LookupBinOp(Scope *S, SourceLocation OpLoc, BinaryOperatorKind Opc, UnresolvedSetImpl &Functions)
AssignConvertType CheckTransparentUnionArgumentConstraints(QualType ArgType, ExprResult &RHS)
NamespaceDecl * getOrCreateStdNamespace()
Retrieve the special "std" namespace, which may require us to implicitly define the namespace.
ExprResult CreateOverloadedBinOp(SourceLocation OpLoc, BinaryOperatorKind Opc, const UnresolvedSetImpl &Fns, Expr *LHS, Expr *RHS, bool RequiresADL=true, bool AllowRewrittenCandidates=true, FunctionDecl *DefaultedFn=nullptr)
Create a binary operation that may resolve to an overloaded operator.
bool CheckTypeTraitArity(unsigned Arity, SourceLocation Loc, size_t N)
ExprResult ImpCastExprToType(Expr *E, QualType Type, CastKind CK, ExprValueKind VK=VK_PRValue, const CXXCastPath *BasePath=nullptr, CheckedConversionKind CCK=CheckedConversionKind::Implicit)
ImpCastExprToType - If Expr is not of type 'Type', insert an implicit cast.
ExprResult ActOnPseudoDestructorExpr(Scope *S, Expr *Base, SourceLocation OpLoc, tok::TokenKind OpKind, CXXScopeSpec &SS, UnqualifiedId &FirstTypeName, SourceLocation CCLoc, SourceLocation TildeLoc, UnqualifiedId &SecondTypeName)
bool CheckArgsForPlaceholders(MultiExprArg args)
Check an argument list for placeholders that we won't try to handle later.
AccessResult CheckAllocationAccess(SourceLocation OperatorLoc, SourceRange PlacementRange, CXXRecordDecl *NamingClass, DeclAccessPair FoundDecl, bool Diagnose=true)
Checks access to an overloaded operator new or delete.
AccessResult CheckMemberOperatorAccess(SourceLocation Loc, Expr *ObjectExpr, const SourceRange &, DeclAccessPair FoundDecl)
ExprResult ActOnArrayTypeTrait(ArrayTypeTrait ATT, SourceLocation KWLoc, ParsedType LhsTy, Expr *DimExpr, SourceLocation RParen)
ActOnArrayTypeTrait - Parsed one of the binary type trait support pseudo-functions.
void ActOnFinishRequiresExpr()
ExprResult BuildCXXNew(SourceRange Range, bool UseGlobal, SourceLocation PlacementLParen, MultiExprArg PlacementArgs, SourceLocation PlacementRParen, SourceRange TypeIdParens, QualType AllocType, TypeSourceInfo *AllocTypeInfo, std::optional< Expr * > ArraySize, SourceRange DirectInitRange, Expr *Initializer)
void DiagnoseUseOfDeletedFunction(SourceLocation Loc, SourceRange Range, DeclarationName Name, OverloadCandidateSet &CandidateSet, FunctionDecl *Fn, MultiExprArg Args, bool IsMember=false)
PrintingPolicy getPrintingPolicy() const
Retrieve a suitable printing policy for diagnostics.
ExprResult ActOnCXXThrow(Scope *S, SourceLocation OpLoc, Expr *expr)
DeclRefExpr * BuildDeclRefExpr(ValueDecl *D, QualType Ty, ExprValueKind VK, SourceLocation Loc, const CXXScopeSpec *SS=nullptr)
ExprResult CheckConvertedConstantExpression(Expr *From, QualType T, llvm::APSInt &Value, CCEKind CCE)
EnumDecl * getStdAlignValT() const
LazyDeclPtr StdBadAlloc
The C++ "std::bad_alloc" class, which is defined by the C++ standard library.
NamedReturnInfo getNamedReturnInfo(Expr *&E, SimplerImplicitMoveMode Mode=SimplerImplicitMoveMode::Normal)
Determine whether the given expression might be move-eligible or copy-elidable in either a (co_)retur...
void AddTemplateOverloadCandidate(FunctionTemplateDecl *FunctionTemplate, DeclAccessPair FoundDecl, TemplateArgumentListInfo *ExplicitTemplateArgs, ArrayRef< Expr * > Args, OverloadCandidateSet &CandidateSet, bool SuppressUserConversions=false, bool PartialOverloading=false, bool AllowExplicit=true, ADLCallKind IsADLCandidate=ADLCallKind::NotADL, OverloadCandidateParamOrder PO={}, bool AggregateCandidateDeduction=false)
Add a C++ function template specialization as a candidate in the candidate set, using template argume...
bool CheckMemberPointerConversion(Expr *From, QualType ToType, CastKind &Kind, CXXCastPath &BasePath, bool IgnoreBaseAccess)
CheckMemberPointerConversion - Check the member pointer conversion from the expression From to the ty...
bool checkLiteralOperatorId(const CXXScopeSpec &SS, const UnqualifiedId &Id, bool IsUDSuffix)
void DiagnoseUnusedExprResult(const Stmt *S, unsigned DiagID)
DiagnoseUnusedExprResult - If the statement passed in is an expression whose result is unused,...
FPOptions & getCurFPFeatures()
SourceLocation getLocForEndOfToken(SourceLocation Loc, unsigned Offset=0)
Calls Lexer::getLocForEndOfToken()
@ UPPC_IfExists
Microsoft __if_exists.
@ UPPC_IfNotExists
Microsoft __if_not_exists.
const LangOptions & getLangOpts() const
StmtResult ActOnFinishFullStmt(Stmt *Stmt)
CastKind PrepareScalarCast(ExprResult &src, QualType destType)
Prepares for a scalar cast, performing all the necessary stages except the final cast and returning t...
void diagnoseUnavailableAlignedAllocation(const FunctionDecl &FD, SourceLocation Loc)
Produce diagnostics if FD is an aligned allocation or deallocation function that is unavailable.
bool LookupParsedName(LookupResult &R, Scope *S, CXXScopeSpec *SS, QualType ObjectType, bool AllowBuiltinCreation=false, bool EnteringContext=false)
Performs name lookup for a name that was parsed in the source code, and may contain a C++ scope speci...
bool isPotentialImplicitMemberAccess(const CXXScopeSpec &SS, LookupResult &R, bool IsAddressOfOperand)
Check whether an expression might be an implicit class member access.
bool DiagnoseUnexpandedParameterPack(SourceLocation Loc, TypeSourceInfo *T, UnexpandedParameterPackContext UPPC)
If the given type contains an unexpanded parameter pack, diagnose the error.
bool RequireNonAbstractType(SourceLocation Loc, QualType T, TypeDiagnoser &Diagnoser)
ExprResult ActOnCXXBoolLiteral(SourceLocation OpLoc, tok::TokenKind Kind)
ActOnCXXBoolLiteral - Parse {true,false} literals.
ExprResult BuildCXXTypeConstructExpr(TypeSourceInfo *Type, SourceLocation LParenLoc, MultiExprArg Exprs, SourceLocation RParenLoc, bool ListInitialization)
bool CheckConstraintSatisfaction(const NamedDecl *Template, ArrayRef< const Expr * > ConstraintExprs, const MultiLevelTemplateArgumentList &TemplateArgLists, SourceRange TemplateIDRange, ConstraintSatisfaction &Satisfaction)
Check whether the given list of constraint expressions are satisfied (as if in a 'conjunction') given...
const LangOptions & LangOpts
bool FindAllocationFunctions(SourceLocation StartLoc, SourceRange Range, AllocationFunctionScope NewScope, AllocationFunctionScope DeleteScope, QualType AllocType, bool IsArray, bool &PassAlignment, MultiExprArg PlaceArgs, FunctionDecl *&OperatorNew, FunctionDecl *&OperatorDelete, bool Diagnose=true)
Finds the overloads of operator new and delete that are appropriate for the allocation.
sema::LambdaScopeInfo * getCurLambda(bool IgnoreNonLambdaCapturingScope=false)
Retrieve the current lambda scope info, if any.
ExprResult BuildCXXMemberCallExpr(Expr *Exp, NamedDecl *FoundDecl, CXXConversionDecl *Method, bool HadMultipleCandidates)
ExprResult CheckConditionVariable(VarDecl *ConditionVar, SourceLocation StmtLoc, ConditionKind CK)
Check the use of the given variable as a C++ condition in an if, while, do-while, or switch statement...
ExprResult TemporaryMaterializationConversion(Expr *E)
If E is a prvalue denoting an unmaterialized temporary, materialize it as an xvalue.
CXXRecordDecl * getStdBadAlloc() const
ExprResult ActOnCXXTypeConstructExpr(ParsedType TypeRep, SourceLocation LParenOrBraceLoc, MultiExprArg Exprs, SourceLocation RParenOrBraceLoc, bool ListInitialization)
ActOnCXXTypeConstructExpr - Parse construction of a specified type.
void CheckUnusedVolatileAssignment(Expr *E)
Check whether E, which is either a discarded-value expression or an unevaluated operand,...
QualType CheckTypenameType(ElaboratedTypeKeyword Keyword, SourceLocation KeywordLoc, NestedNameSpecifierLoc QualifierLoc, const IdentifierInfo &II, SourceLocation IILoc, TypeSourceInfo **TSI, bool DeducedTSTContext)
bool CanUseDecl(NamedDecl *D, bool TreatUnavailableAsInvalid)
Determine whether the use of this declaration is valid, without emitting diagnostics.
ConditionResult ActOnConditionVariable(Decl *ConditionVar, SourceLocation StmtLoc, ConditionKind CK)
void MarkAnyDeclReferenced(SourceLocation Loc, Decl *D, bool MightBeOdrUse)
Perform marking for a reference to an arbitrary declaration.
void MarkVTableUsed(SourceLocation Loc, CXXRecordDecl *Class, bool DefinitionRequired=false)
Note that the vtable for the given class was used at the given location.
bool CheckAllocatedType(QualType AllocType, SourceLocation Loc, SourceRange R)
Checks that a type is suitable as the allocated type in a new-expression.
CleanupInfo Cleanup
Used to control the generation of ExprWithCleanups.
ExprResult BuildTypeTrait(TypeTrait Kind, SourceLocation KWLoc, ArrayRef< TypeSourceInfo * > Args, SourceLocation RParenLoc)
ExprResult ActOnRequiresExpr(SourceLocation RequiresKWLoc, RequiresExprBodyDecl *Body, SourceLocation LParenLoc, ArrayRef< ParmVarDecl * > LocalParameters, SourceLocation RParenLoc, ArrayRef< concepts::Requirement * > Requirements, SourceLocation ClosingBraceLoc)
QualType FindCompositePointerType(SourceLocation Loc, Expr *&E1, Expr *&E2, bool ConvertArgs=true)
Find a merged pointer type and convert the two expressions to it.
ExprResult BuildExpressionTrait(ExpressionTrait OET, SourceLocation KWLoc, Expr *Queried, SourceLocation RParen)
static CastKind ScalarTypeToBooleanCastKind(QualType ScalarTy)
ScalarTypeToBooleanCastKind - Returns the cast kind corresponding to the conversion from scalar type ...
CXXRecordDecl * getCurrentClass(Scope *S, const CXXScopeSpec *SS)
Get the class that is directly named by the current context.
ExprResult BuildCXXUuidof(QualType TypeInfoType, SourceLocation TypeidLoc, TypeSourceInfo *Operand, SourceLocation RParenLoc)
Build a Microsoft __uuidof expression with a type operand.
Expr * BuildCXXThisExpr(SourceLocation Loc, QualType Type, bool IsImplicit)
Build a CXXThisExpr and mark it referenced in the current context.
QualType CheckSizelessVectorOperands(ExprResult &LHS, ExprResult &RHS, SourceLocation Loc, bool IsCompAssign, ArithConvKind OperationKind)
llvm::DenseMap< const VarDecl *, int > RefsMinusAssignments
Increment when we find a reference; decrement when we find an ignored assignment.
std::optional< sema::TemplateDeductionInfo * > isSFINAEContext() const
Determines whether we are currently in a context where template argument substitution failures are no...
QualType DeduceTemplateSpecializationFromInitializer(TypeSourceInfo *TInfo, const InitializedEntity &Entity, const InitializationKind &Kind, MultiExprArg Init)
void MarkThisReferenced(CXXThisExpr *This)
ExprResult DefaultLvalueConversion(Expr *E)
ExprResult BuildDeclarationNameExpr(const CXXScopeSpec &SS, LookupResult &R, bool NeedsADL, bool AcceptInvalidDecl=false)
bool CheckDerivedToBaseConversion(QualType Derived, QualType Base, SourceLocation Loc, SourceRange Range, CXXCastPath *BasePath=nullptr, bool IgnoreAccess=false)
bool isInLifetimeExtendingContext() const
Module * getCurrentModule() const
Get the module unit whose scope we are currently within.
static bool isCast(CheckedConversionKind CCK)
ExprResult prepareVectorSplat(QualType VectorTy, Expr *SplattedExpr)
Prepare SplattedExpr for a vector splat operation, adding implicit casts if necessary.
IfExistsResult CheckMicrosoftIfExistsSymbol(Scope *S, CXXScopeSpec &SS, const DeclarationNameInfo &TargetNameInfo)
DeclContext * CurContext
CurContext - This is the current declaration context of parsing.
bool FindDeallocationFunction(SourceLocation StartLoc, CXXRecordDecl *RD, DeclarationName Name, FunctionDecl *&Operator, bool Diagnose=true, bool WantSize=false, bool WantAligned=false)
DeclarationNameInfo GetNameFromUnqualifiedId(const UnqualifiedId &Name)
Retrieves the declaration name from a parsed unqualified-id.
ExprResult PerformContextuallyConvertToBool(Expr *From)
PerformContextuallyConvertToBool - Perform a contextual conversion of the expression From to bool (C+...
AccessResult CheckConstructorAccess(SourceLocation Loc, CXXConstructorDecl *D, DeclAccessPair FoundDecl, const InitializedEntity &Entity, bool IsCopyBindingRefToTemp=false)
Checks access to a constructor.
bool DiagnoseConditionalForNull(const Expr *LHSExpr, const Expr *RHSExpr, SourceLocation QuestionLoc)
Emit a specialized diagnostic when one expression is a null pointer constant and the other is not a p...
ParsedType getDestructorTypeForDecltype(const DeclSpec &DS, ParsedType ObjectType)
bool isUnevaluatedContext() const
Determines whether we are currently in a context that is not evaluated as per C++ [expr] p5.
DeclContext * getFunctionLevelDeclContext(bool AllowLambda=false) const
If AllowLambda is true, treat lambda as function.
Stmt * MaybeCreateStmtWithCleanups(Stmt *SubStmt)
AssignConvertType
AssignConvertType - All of the 'assignment' semantic checks return this enum to indicate whether the ...
@ Compatible
Compatible - the types are compatible according to the standard.
@ Incompatible
Incompatible - We reject this conversion outright, it is invalid to represent it in the AST.
ExprResult ActOnCXXNew(SourceLocation StartLoc, bool UseGlobal, SourceLocation PlacementLParen, MultiExprArg PlacementArgs, SourceLocation PlacementRParen, SourceRange TypeIdParens, Declarator &D, Expr *Initializer)
Parsed a C++ 'new' expression (C++ 5.3.4).
@ ACK_Conditional
A conditional (?:) operator.
ExprResult BuildCXXNoexceptExpr(SourceLocation KeyLoc, Expr *Operand, SourceLocation RParen)
bool GlobalNewDeleteDeclared
A flag to remember whether the implicit forms of operator new and delete have been declared.
ExprResult ActOnParenExpr(SourceLocation L, SourceLocation R, Expr *E)
ExprResult CheckPlaceholderExpr(Expr *E)
Check for operands with placeholder types and complain if found.
ExprResult TransformToPotentiallyEvaluated(Expr *E)
ExprResult BuildCXXConstructExpr(SourceLocation ConstructLoc, QualType DeclInitType, NamedDecl *FoundDecl, CXXConstructorDecl *Constructor, MultiExprArg Exprs, bool HadMultipleCandidates, bool IsListInitialization, bool IsStdInitListInitialization, bool RequiresZeroInit, CXXConstructionKind ConstructKind, SourceRange ParenRange)
BuildCXXConstructExpr - Creates a complete call to a constructor, including handling of its default a...
bool inTemplateInstantiation() const
Determine whether we are currently performing template instantiation.
SourceManager & getSourceManager() const
QualType CXXThisTypeOverride
When non-NULL, the C++ 'this' expression is allowed despite the current context not being a non-stati...
ExprResult FixOverloadedFunctionReference(Expr *E, DeclAccessPair FoundDecl, FunctionDecl *Fn)
FixOverloadedFunctionReference - E is an expression that refers to a C++ overloaded function (possibl...
ExprResult PerformMoveOrCopyInitialization(const InitializedEntity &Entity, const NamedReturnInfo &NRInfo, Expr *Value, bool SupressSimplerImplicitMoves=false)
Perform the initialization of a potentially-movable value, which is the result of return value.
ExprResult CheckCXXBooleanCondition(Expr *CondExpr, bool IsConstexpr=false)
CheckCXXBooleanCondition - Returns true if conversion to bool is invalid.
CanThrowResult canThrow(const Stmt *E)
bool isThisOutsideMemberFunctionBody(QualType BaseType)
Determine whether the given type is the type of *this that is used outside of the body of a member fu...
ExprResult BuildPossibleImplicitMemberExpr(const CXXScopeSpec &SS, SourceLocation TemplateKWLoc, LookupResult &R, const TemplateArgumentListInfo *TemplateArgs, const Scope *S)
Builds an expression which might be an implicit member expression.
DeclContext * computeDeclContext(QualType T)
Compute the DeclContext that is associated with the given type.
QualType CheckPointerToMemberOperands(ExprResult &LHS, ExprResult &RHS, ExprValueKind &VK, SourceLocation OpLoc, bool isIndirect)
concepts::ExprRequirement * BuildExprRequirement(Expr *E, bool IsSatisfied, SourceLocation NoexceptLoc, concepts::ExprRequirement::ReturnTypeRequirement ReturnTypeRequirement)
void AddOverloadCandidate(FunctionDecl *Function, DeclAccessPair FoundDecl, ArrayRef< Expr * > Args, OverloadCandidateSet &CandidateSet, bool SuppressUserConversions=false, bool PartialOverloading=false, bool AllowExplicit=true, bool AllowExplicitConversion=false, ADLCallKind IsADLCandidate=ADLCallKind::NotADL, ConversionSequenceList EarlyConversions=std::nullopt, OverloadCandidateParamOrder PO={}, bool AggregateCandidateDeduction=false)
AddOverloadCandidate - Adds the given function to the set of candidate functions, using the given fun...
QualType CXXCheckConditionalOperands(ExprResult &cond, ExprResult &lhs, ExprResult &rhs, ExprValueKind &VK, ExprObjectKind &OK, SourceLocation questionLoc)
Check the operands of ?: under C++ semantics.
ExprResult PerformImplicitConversion(Expr *From, QualType ToType, const ImplicitConversionSequence &ICS, AssignmentAction Action, CheckedConversionKind CCK=CheckedConversionKind::Implicit)
PerformImplicitConversion - Perform an implicit conversion of the expression From to the type ToType ...
bool DiagnoseUseOfDecl(NamedDecl *D, ArrayRef< SourceLocation > Locs, const ObjCInterfaceDecl *UnknownObjCClass=nullptr, bool ObjCPropertyAccess=false, bool AvoidPartialAvailabilityChecks=false, ObjCInterfaceDecl *ClassReciever=nullptr, bool SkipTrailingRequiresClause=false)
Determine whether the use of this declaration is valid, and emit any corresponding diagnostics.
concepts::Requirement * ActOnTypeRequirement(SourceLocation TypenameKWLoc, CXXScopeSpec &SS, SourceLocation NameLoc, const IdentifierInfo *TypeName, TemplateIdAnnotation *TemplateId)
void CheckShadow(NamedDecl *D, NamedDecl *ShadowedDecl, const LookupResult &R)
Diagnose variable or built-in function shadowing.
ParsedType getInheritingConstructorName(CXXScopeSpec &SS, SourceLocation NameLoc, const IdentifierInfo &Name)
Handle the result of the special case name lookup for inheriting constructor declarations.
TypeResult ActOnTypenameType(Scope *S, SourceLocation TypenameLoc, const CXXScopeSpec &SS, const IdentifierInfo &II, SourceLocation IdLoc, ImplicitTypenameContext IsImplicitTypename=ImplicitTypenameContext::No)
Called when the parser has parsed a C++ typename specifier, e.g., "typename T::type".
bool isCompleteType(SourceLocation Loc, QualType T, CompleteTypeKind Kind=CompleteTypeKind::Default)
ExprResult BuildPseudoDestructorExpr(Expr *Base, SourceLocation OpLoc, tok::TokenKind OpKind, const CXXScopeSpec &SS, TypeSourceInfo *ScopeType, SourceLocation CCLoc, SourceLocation TildeLoc, PseudoDestructorTypeStorage DestroyedType)
RecordDecl * CXXTypeInfoDecl
The C++ "type_info" declaration, which is defined in <typeinfo>.
@ CCEK_ArrayBound
Array bound in array declarator or new-expression.
CXXConstructorDecl * LookupCopyingConstructor(CXXRecordDecl *Class, unsigned Quals)
Look up the copying constructor for the given class.
ParsedType getTypeName(const IdentifierInfo &II, SourceLocation NameLoc, Scope *S, CXXScopeSpec *SS=nullptr, bool isClassName=false, bool HasTrailingDot=false, ParsedType ObjectType=nullptr, bool IsCtorOrDtorName=false, bool WantNontrivialTypeSourceInfo=false, bool IsClassTemplateDeductionContext=true, ImplicitTypenameContext AllowImplicitTypename=ImplicitTypenameContext::No, IdentifierInfo **CorrectedII=nullptr)
If the identifier refers to a type name within this scope, return the declaration of that type.
RequiresExprBodyDecl * ActOnStartRequiresExpr(SourceLocation RequiresKWLoc, ArrayRef< ParmVarDecl * > LocalParameters, Scope *BodyScope)
bool CheckPointerConversion(Expr *From, QualType ToType, CastKind &Kind, CXXCastPath &BasePath, bool IgnoreBaseAccess, bool Diagnose=true)
CheckPointerConversion - Check the pointer conversion from the expression From to the type ToType.
SmallVector< ExprWithCleanups::CleanupObject, 8 > ExprCleanupObjects
ExprCleanupObjects - This is the stack of objects requiring cleanup that are created by the current f...
void NoteDeletedFunction(FunctionDecl *FD)
Emit a note explaining that this function is deleted.
void AddKnownFunctionAttributesForReplaceableGlobalAllocationFunction(FunctionDecl *FD)
If this function is a C++ replaceable global allocation function (C++2a [basic.stc....
@ Unevaluated
The current expression and its subexpressions occur within an unevaluated operand (C++11 [expr]p7),...
QualType BuildDecltypeType(Expr *E, bool AsUnevaluated=true)
If AsUnevaluated is false, E is treated as though it were an evaluated context, such as when building...
TypeSourceInfo * GetTypeForDeclarator(Declarator &D)
GetTypeForDeclarator - Convert the type for the specified declarator to Type instances.
bool CheckCallReturnType(QualType ReturnType, SourceLocation Loc, CallExpr *CE, FunctionDecl *FD)
CheckCallReturnType - Checks that a call expression's return type is complete.
bool RequireCompleteType(SourceLocation Loc, QualType T, CompleteTypeKind Kind, TypeDiagnoser &Diagnoser)
Ensure that the type T is a complete type.
Scope * TUScope
Translation Unit Scope - useful to Objective-C actions that need to lookup file scope declarations in...
ReferenceCompareResult CompareReferenceRelationship(SourceLocation Loc, QualType T1, QualType T2, ReferenceConversions *Conv=nullptr)
CompareReferenceRelationship - Compare the two types T1 and T2 to determine whether they are referenc...
ExprResult forceUnknownAnyToType(Expr *E, QualType ToType)
Force an expression with unknown-type to an expression of the given type.
bool LookupQualifiedName(LookupResult &R, DeclContext *LookupCtx, bool InUnqualifiedLookup=false)
Perform qualified name lookup into a given context.
llvm::MapVector< FieldDecl *, DeleteLocs > DeleteExprs
Delete-expressions to be analyzed at the end of translation unit.
Expr * MaybeCreateExprWithCleanups(Expr *SubExpr)
MaybeCreateExprWithCleanups - If the current full-expression requires any cleanups,...
void DiscardCleanupsInEvaluationContext()
SmallVector< ExpressionEvaluationContextRecord, 8 > ExprEvalContexts
A stack of expression evaluation contexts.
void PushDeclContext(Scope *S, DeclContext *DC)
Set the current declaration context until it gets popped.
bool isDependentScopeSpecifier(const CXXScopeSpec &SS)
bool isUnavailableAlignedAllocationFunction(const FunctionDecl &FD) const
Determine whether FD is an aligned allocation or deallocation function that is unavailable.
DiagnosticsEngine & Diags
NamespaceDecl * getStdNamespace() const
ExprResult BuildCXXThrow(SourceLocation OpLoc, Expr *Ex, bool IsThrownVarInScope)
ExprResult DefaultFunctionArrayConversion(Expr *E, bool Diagnose=true)
DefaultFunctionArrayConversion (C99 6.3.2.1p3, C99 6.3.2.1p4).
ExprResult PerformCopyInitialization(const InitializedEntity &Entity, SourceLocation EqualLoc, ExprResult Init, bool TopLevelOfInitList=false, bool AllowExplicit=false)
ExprResult ActOnTypeTrait(TypeTrait Kind, SourceLocation KWLoc, ArrayRef< ParsedType > Args, SourceLocation RParenLoc)
Parsed one of the type trait support pseudo-functions.
bool CheckQualifiedFunctionForTypeId(QualType T, SourceLocation Loc)
concepts::NestedRequirement * BuildNestedRequirement(Expr *E)
FunctionDecl * FindDeallocationFunctionForDestructor(SourceLocation StartLoc, CXXRecordDecl *RD)
TemplateDeductionResult DeduceTemplateArguments(ClassTemplatePartialSpecializationDecl *Partial, ArrayRef< TemplateArgument > TemplateArgs, sema::TemplateDeductionInfo &Info)
QualType ActOnPackIndexingType(QualType Pattern, Expr *IndexExpr, SourceLocation Loc, SourceLocation EllipsisLoc)
bool isUsualDeallocationFunction(const CXXMethodDecl *FD)
ExprResult BuildArrayTypeTrait(ArrayTypeTrait ATT, SourceLocation KWLoc, TypeSourceInfo *TSInfo, Expr *DimExpr, SourceLocation RParen)
bool DiagnoseAssignmentResult(AssignConvertType ConvTy, SourceLocation Loc, QualType DstType, QualType SrcType, Expr *SrcExpr, AssignmentAction Action, bool *Complained=nullptr)
DiagnoseAssignmentResult - Emit a diagnostic, if required, for the assignment conversion type specifi...
void MarkFunctionReferenced(SourceLocation Loc, FunctionDecl *Func, bool MightBeOdrUse=true)
Mark a function referenced, and check whether it is odr-used (C++ [basic.def.odr]p2,...
bool GatherArgumentsForCall(SourceLocation CallLoc, FunctionDecl *FDecl, const FunctionProtoType *Proto, unsigned FirstParam, ArrayRef< Expr * > Args, SmallVectorImpl< Expr * > &AllArgs, VariadicCallType CallType=VariadicDoesNotApply, bool AllowExplicit=false, bool IsListInitialization=false)
GatherArgumentsForCall - Collector argument expressions for various form of call prototypes.
SemaDiagnosticBuilder targetDiag(SourceLocation Loc, unsigned DiagID, const FunctionDecl *FD=nullptr)
ExprResult CreateRecoveryExpr(SourceLocation Begin, SourceLocation End, ArrayRef< Expr * > SubExprs, QualType T=QualType())
Attempts to produce a RecoveryExpr after some AST node cannot be created.
ParsedType getConstructorName(const IdentifierInfo &II, SourceLocation NameLoc, Scope *S, CXXScopeSpec &SS, bool EnteringContext)
LazyDeclPtr StdAlignValT
The C++ "std::align_val_t" enum class, which is defined by the C++ standard library.
AssignConvertType CheckAssignmentConstraints(SourceLocation Loc, QualType LHSType, QualType RHSType)
CheckAssignmentConstraints - Perform type checking for assignment, argument passing,...
bool IsDerivedFrom(SourceLocation Loc, QualType Derived, QualType Base)
Determine whether the type Derived is a C++ class that is derived from the type Base.
@ Diagnose
Diagnose issues that are non-constant or that are extensions.
bool CheckCXXThrowOperand(SourceLocation ThrowLoc, QualType ThrowTy, Expr *E)
CheckCXXThrowOperand - Validate the operand of a throw.
TemplateDeductionResult DeduceAutoType(TypeLoc AutoTypeLoc, Expr *Initializer, QualType &Result, sema::TemplateDeductionInfo &Info, bool DependentDeduction=false, bool IgnoreConstraints=false, TemplateSpecCandidateSet *FailedTSC=nullptr)
Deduce the type for an auto type-specifier (C++11 [dcl.spec.auto]p6)
bool LookupName(LookupResult &R, Scope *S, bool AllowBuiltinCreation=false, bool ForceNoCPlusPlus=false)
Perform unqualified name lookup starting from a given scope.
static QualType GetTypeFromParser(ParsedType Ty, TypeSourceInfo **TInfo=nullptr)
concepts::Requirement * ActOnNestedRequirement(Expr *Constraint)
QualType adjustCCAndNoReturn(QualType ArgFunctionType, QualType FunctionType, bool AdjustExceptionSpec=false)
Adjust the type ArgFunctionType to match the calling convention, noreturn, and optionally the excepti...
bool IsStringLiteralToNonConstPointerConversion(Expr *From, QualType ToType)
Helper function to determine whether this is the (deprecated) C++ conversion from a string literal to...
bool CheckExceptionSpecCompatibility(Expr *From, QualType ToType)
static ConditionResult ConditionError()
IdentifierResolver IdResolver
const TypoExprState & getTypoExprState(TypoExpr *TE) const
FullExprArg MakeFullExpr(Expr *Arg)
ExprResult ActOnCXXThis(SourceLocation Loc)
ExprResult ActOnDecltypeExpression(Expr *E)
Process the expression contained within a decltype.
AllocationFunctionScope
The scope in which to find allocation functions.
@ AFS_Both
Look for allocation functions in both the global scope and in the scope of the allocated class.
@ AFS_Class
Only look for allocation functions in the scope of the allocated class.
@ AFS_Global
Only look for allocation functions in the global scope.
bool CheckCXXDefaultArgExpr(SourceLocation CallLoc, FunctionDecl *FD, ParmVarDecl *Param, Expr *Init=nullptr, bool SkipImmediateInvocations=true)
Instantiate or parse a C++ default argument expression as necessary.
ExprResult CorrectDelayedTyposInExpr(Expr *E, VarDecl *InitDecl=nullptr, bool RecoverUncorrectedTypos=false, llvm::function_ref< ExprResult(Expr *)> Filter=[](Expr *E) -> ExprResult { return E;})
Process any TypoExprs in the given Expr and its children, generating diagnostics as appropriate and r...
void CheckVirtualDtorCall(CXXDestructorDecl *dtor, SourceLocation Loc, bool IsDelete, bool CallCanBeVirtual, bool WarnOnNonAbstractTypes, SourceLocation DtorLoc)
ExprResult ActOnFinishFullExpr(Expr *Expr, bool DiscardedValue)
void checkCall(NamedDecl *FDecl, const FunctionProtoType *Proto, const Expr *ThisArg, ArrayRef< const Expr * > Args, bool IsMemberFunction, SourceLocation Loc, SourceRange Range, VariadicCallType CallType)
Handles the checks for format strings, non-POD arguments to vararg functions, NULL arguments passed t...
Encodes a location in the source.
bool isValid() const
Return true if this is a valid SourceLocation object.
bool isInSystemHeader(SourceLocation Loc) const
Returns if a SourceLocation is in a system header.
A trivial tuple used to represent a source range.
SourceLocation getEnd() const
SourceLocation getBegin() const
StandardConversionSequence - represents a standard conversion sequence (C++ 13.3.3....
DeclAccessPair FoundCopyConstructor
ImplicitConversionKind Second
Second - The second conversion can be an integral promotion, floating point promotion,...
ImplicitConversionKind First
First – The first conversion can be an lvalue-to-rvalue conversion, array-to-pointer conversion,...
unsigned DeprecatedStringLiteralToCharPtr
Whether this is the deprecated conversion of a string literal to a pointer to non-const character dat...
CXXConstructorDecl * CopyConstructor
CopyConstructor - The copy constructor that is used to perform this conversion, when the conversion i...
unsigned IncompatibleObjC
IncompatibleObjC - Whether this is an Objective-C conversion that we should warn about (if we actuall...
ImplicitConversionKind Third
Third - The third conversion can be a qualification conversion or a function conversion.
ImplicitConversionKind Dimension
Dimension - Between the second and third conversion a vector or matrix dimension conversion may occur...
StmtExpr - This is the GNU Statement Expression extension: ({int X=4; X;}).
Stmt - This represents one statement.
SourceLocation getEndLoc() const LLVM_READONLY
SourceRange getSourceRange() const LLVM_READONLY
SourceLocation tokens are not useful in isolation - they are low level value objects created/interpre...
SourceLocation getBeginLoc() const LLVM_READONLY
StringLiteral - This represents a string literal expression, e.g.
StringRef getString() const
bool isMicrosoft() const
Is this ABI an MSVC-compatible ABI?
bool isItaniumFamily() const
Does this ABI generally fall into the Itanium family of ABIs?
unsigned getNewAlign() const
Return the largest alignment for which a suitably-sized allocation with '::operator new(size_t)' is g...
const llvm::Triple & getTriple() const
Returns the target triple of the primary target.
unsigned getIntWidth() const
getIntWidth/Align - Return the size of 'signed int' and 'unsigned int' for this target,...
TargetCXXABI getCXXABI() const
Get the C++ ABI currently in use.
A template argument list.
ArrayRef< TemplateArgument > asArray() const
Produce this as an array ref.
Represents a template argument.
@ Declaration
The template argument is a declaration that was provided for a pointer, reference,...
@ Type
The template argument is a type.
Stores a list of template parameters for a TemplateDecl and its derived classes.
NamedDecl * getParam(unsigned Idx)
unsigned getDepth() const
Get the depth of this template parameter list in the set of template parameter lists.
static TemplateParameterList * Create(const ASTContext &C, SourceLocation TemplateLoc, SourceLocation LAngleLoc, ArrayRef< NamedDecl * > Params, SourceLocation RAngleLoc, Expr *RequiresClause)
static TemplateTypeParmDecl * Create(const ASTContext &C, DeclContext *DC, SourceLocation KeyLoc, SourceLocation NameLoc, unsigned D, unsigned P, IdentifierInfo *Id, bool Typename, bool ParameterPack, bool HasTypeConstraint=false, std::optional< unsigned > NumExpanded=std::nullopt)
Models the abbreviated syntax to constrain a template type parameter: template <convertible_to<string...
Expr * getImmediatelyDeclaredConstraint() const
Get the immediately-declared constraint expression introduced by this type-constraint,...
Represents a declaration of a type.
TyLocType push(QualType T)
Pushes space for a new TypeLoc of the given type.
TypeSourceInfo * getTypeSourceInfo(ASTContext &Context, QualType T)
Creates a TypeSourceInfo for the given type.
void pushTrivial(ASTContext &Context, QualType T, SourceLocation Loc)
Pushes 'T' with all locations pointing to 'Loc'.
SourceRange getSourceRange() const LLVM_READONLY
Get the full source range.
SourceLocation getBeginLoc() const
Get the begin source location.
A container of type source information.
TypeLoc getTypeLoc() const
Return the TypeLoc wrapper for the type source info.
QualType getType() const
Return the type wrapped by this type source info.
static TypeTraitExpr * Create(const ASTContext &C, QualType T, SourceLocation Loc, TypeTrait Kind, ArrayRef< TypeSourceInfo * > Args, SourceLocation RParenLoc, bool Value)
Create a new type trait expression.
The base class of the type hierarchy.
bool isSizelessType() const
As an extension, we classify types as one of "sized" or "sizeless"; every type is one or the other.
bool isStructureType() const
CXXRecordDecl * getAsCXXRecordDecl() const
Retrieves the CXXRecordDecl that this type refers to, either because the type is a RecordType or beca...
bool isBlockPointerType() const
bool isBooleanType() const
bool isLiteralType(const ASTContext &Ctx) const
Return true if this is a literal type (C++11 [basic.types]p10)
bool isIncompleteArrayType() const
bool isPlaceholderType() const
Test for a type which does not represent an actual type-system type but is instead used as a placehol...
bool isSignedIntegerType() const
Return true if this is an integer type that is signed, according to C99 6.2.5p4 [char,...
bool isIntegralOrUnscopedEnumerationType() const
Determine whether this type is an integral or unscoped enumeration type.
bool isRValueReferenceType() const
bool isFundamentalType() const
Tests whether the type is categorized as a fundamental type.
bool isVoidPointerType() const
bool isArithmeticType() const
bool isPointerType() const
bool isIntegerType() const
isIntegerType() does not include complex integers (a GCC extension).
const T * castAs() const
Member-template castAs<specific type>.
bool isReferenceType() const
bool isEnumeralType() const
bool isScalarType() const
bool isInterfaceType() const
bool isVariableArrayType() const
bool isSveVLSBuiltinType() const
Determines if this is a sizeless type supported by the 'arm_sve_vector_bits' type attribute,...
bool isIntegralType(const ASTContext &Ctx) const
Determine whether this type is an integral type.
QualType getPointeeType() const
If this is a pointer, ObjC object pointer, or block pointer, this returns the respective pointee.
bool isExtVectorType() const
QualType getSveEltType(const ASTContext &Ctx) const
Returns the representative type for the element of an SVE builtin type.
bool isMemberDataPointerType() const
bool isLValueReferenceType() const
bool isDependentType() const
Whether this type is a dependent type, meaning that its definition somehow depends on a template para...
bool isAggregateType() const
Determines whether the type is a C++ aggregate type or C aggregate or union type.
bool isAnyComplexType() const
bool isFixedPointType() const
Return true if this is a fixed point type according to ISO/IEC JTC1 SC22 WG14 N1169.
DeducedType * getContainedDeducedType() const
Get the DeducedType whose type will be deduced for a variable with an initializer of this type.
bool isWebAssemblyTableType() const
Returns true if this is a WebAssembly table type: either an array of reference types,...
bool isCompoundType() const
Tests whether the type is categorized as a compound type.
const Type * getBaseElementTypeUnsafe() const
Get the base element type of this type, potentially discarding type qualifiers.
bool isMemberPointerType() const
bool isMatrixType() const
bool isStandardLayoutType() const
Test if this type is a standard-layout type.
bool isVariablyModifiedType() const
Whether this type is a variably-modified type (C99 6.7.5).
bool isObjCLifetimeType() const
Returns true if objects of this type have lifetime semantics under ARC.
bool isObjectType() const
Determine whether this type is an object type.
Qualifiers::ObjCLifetime getObjCARCImplicitLifetime() const
Return the implicit lifetime for this type, which must not be dependent.
bool isIncompleteType(NamedDecl **Def=nullptr) const
Types are partitioned into 3 broad categories (C99 6.2.5p1): object types, function types,...
bool isFunctionType() const
bool isObjCObjectPointerType() const
bool isStructureOrClassType() const
bool isMemberFunctionPointerType() const
bool isVectorType() const
bool isRealFloatingType() const
Floating point categories.
bool isFloatingType() const
bool isUnsignedIntegerType() const
Return true if this is an integer type that is unsigned, according to C99 6.2.5p6 [which returns true...
bool isAnyPointerType() const
TypeClass getTypeClass() const
const T * getAs() const
Member-template getAs<specific type>'.
bool isObjCARCImplicitlyUnretainedType() const
Determines if this type, which must satisfy isObjCLifetimeType(), is implicitly __unsafe_unretained r...
bool isNullPtrType() const
bool isRecordType() const
bool isObjCRetainableType() const
TagDecl * getAsTagDecl() const
Retrieves the TagDecl that this type refers to, either because the type is a TagType or because it is...
bool isScopedEnumeralType() const
Determine whether this type is a scoped enumeration type.
Simple class containing the result of Sema::CorrectTypo.
SourceRange getCorrectionRange() const
void WillReplaceSpecifier(bool ForceReplacement)
unsigned getEditDistance(bool Normalized=true) const
Gets the "edit distance" of the typo correction from the typo.
NestedNameSpecifier * getCorrectionSpecifier() const
Gets the NestedNameSpecifier needed to use the typo correction.
void setCorrectionDecl(NamedDecl *CDecl)
Clears the list of NamedDecls before adding the new one.
NamedDecl * getFoundDecl() const
Get the correction declaration found by name lookup (before we looked through using shadow declaratio...
TypoExpr - Internal placeholder for expressions where typo correction still needs to be performed and...
UnaryOperator - This represents the unary-expression's (except sizeof and alignof),...
Represents a C++ unqualified-id that has been parsed.
SourceLocation StartLocation
The location of the first token that describes this unqualified-id, which will be the location of the...
const IdentifierInfo * Identifier
When Kind == IK_Identifier, the parsed identifier, or when Kind == IK_UserLiteralId,...
UnqualifiedIdKind getKind() const
Determine what kind of name we have.
TemplateIdAnnotation * TemplateId
When Kind == IK_TemplateId or IK_ConstructorTemplateId, the template-id annotation that contains the ...
The iterator over UnresolvedSets.
A set of unresolved declarations.
Represent the declaration of a variable (in which case it is an lvalue) a function (in which case it ...
bool isWeak() const
Determine whether this symbol is weakly-imported, or declared with the weak or weak-ref attr.
VarDecl * getPotentiallyDecomposedVarDecl()
Represents a variable declaration or definition.
SourceRange getSourceRange() const override LLVM_READONLY
Source range that this declaration covers.
bool isUsableInConstantExpressions(const ASTContext &C) const
Determine whether this variable's value can be used in a constant expression, according to the releva...
const Expr * getAnyInitializer() const
Get the initializer for this variable, no matter which declaration it is attached to.
Represents a GCC generic vector type.
unsigned getNumElements() const
bool isTypeConstraint() const
TemplateParameterList * getTypeConstraintTemplateParameterList() const
bool isSubstitutionFailure() const
A requires-expression requirement which queries the validity and properties of an expression ('simple...
@ SS_ConstraintsNotSatisfied
@ SS_TypeRequirementSubstitutionFailure
A requires-expression requirement which is satisfied when a general constraint expression is satisfie...
A static requirement that can be used in a requires-expression to check properties of types and expre...
A requires-expression requirement which queries the existence of a type name or type template special...
ImplicitCaptureStyle ImpCaptureStyle
Capture & getCXXThisCapture()
Retrieve the capture of C++ 'this', if it has been captured.
bool isCXXThisCaptured() const
Determine whether the C++ 'this' is captured.
void addThisCapture(bool isNested, SourceLocation Loc, QualType CaptureType, bool ByCopy)
SourceLocation PotentialThisCaptureLocation
bool hasPotentialThisCapture() const
SourceRange IntroducerRange
Source range covering the lambda introducer [...].
bool lambdaCaptureShouldBeConst() const
void clearPotentialCaptures()
bool hasPotentialCaptures() const
bool isVariableExprMarkedAsNonODRUsed(Expr *CapturingVarExpr) const
CXXRecordDecl * Lambda
The class that describes the lambda.
void visitPotentialCaptures(llvm::function_ref< void(ValueDecl *, Expr *)> Callback) const
unsigned NumExplicitCaptures
The number of captures in the Captures list that are explicit captures.
CXXMethodDecl * CallOperator
The lambda's compiler-generated operator().
Provides information about an attempted template argument deduction, whose success or failure was des...
Defines the clang::TargetInfo interface.
SmallVector< BoundNodes, 1 > match(MatcherT Matcher, const NodeT &Node, ASTContext &Context)
Returns the results of matching Matcher on Node.
Requirement::SubstitutionDiagnostic * createSubstDiagAt(Sema &S, SourceLocation Location, EntityPrinter Printer)
create a Requirement::SubstitutionDiagnostic with only a SubstitutedEntity and DiagLoc using Sema's a...
bool NE(InterpState &S, CodePtr OpPC)
TokenKind
Provides a simple uniform namespace for tokens from all C languages.
The JSON file list parser is used to communicate input to InstallAPI.
@ Bind
'bind' clause, allowed on routine constructs.
@ Self
'self' clause, allowed on Compute and Combined Constructs, plus 'update'.
bool isLambdaCallWithImplicitObjectParameter(const DeclContext *DC)
OverloadedOperatorKind
Enumeration specifying the different kinds of C++ overloaded operators.
ArrayTypeTrait
Names for the array type traits.
unsigned getTypeTraitArity(TypeTrait T) LLVM_READONLY
Return the arity of the type trait T.
if(T->getSizeExpr()) TRY_TO(TraverseStmt(const_cast< Expr * >(T -> getSizeExpr())))
@ OR_Deleted
Succeeded, but refers to a deleted function.
@ OR_Success
Overload resolution succeeded.
@ OR_Ambiguous
Ambiguous candidates found.
@ OR_No_Viable_Function
No viable function found.
CanThrowResult
Possible results from evaluation of a noexcept expression.
DeclContext * getLambdaAwareParentOfDeclContext(DeclContext *DC)
std::optional< unsigned > getStackIndexOfNearestEnclosingCaptureCapableLambda(ArrayRef< const sema::FunctionScopeInfo * > FunctionScopes, ValueDecl *VarToCapture, Sema &S)
Examines the FunctionScopeInfo stack to determine the nearest enclosing lambda (to the current lambda...
bool isReservedInAllContexts(ReservedIdentifierStatus Status)
Determine whether an identifier is reserved in all contexts.
bool isUnresolvedExceptionSpec(ExceptionSpecificationType ESpecType)
@ RQ_None
No ref-qualifier was provided.
@ RQ_LValue
An lvalue ref-qualifier was provided (&).
@ RQ_RValue
An rvalue ref-qualifier was provided (&&).
@ OCD_AmbiguousCandidates
Requests that only tied-for-best candidates be shown.
@ OCD_AllCandidates
Requests that all candidates be shown.
ExprObjectKind
A further classification of the kind of object referenced by an l-value or x-value.
@ OK_ObjCProperty
An Objective-C property is a logical field of an Objective-C object which is read and written via Obj...
@ OK_Ordinary
An ordinary object is located at an address in memory.
@ OK_BitField
A bitfield object is a bitfield on a C or C++ record.
@ LCK_StarThis
Capturing the *this object by copy.
@ IK_TemplateId
A template-id, e.g., f<int>.
@ IK_LiteralOperatorId
A user-defined literal name, e.g., operator "" _i.
@ IK_Identifier
An identifier.
bool isLambdaCallWithExplicitObjectParameter(const DeclContext *DC)
bool isLambdaCallOperator(const CXXMethodDecl *MD)
@ Result
The result type of a method or function.
@ ICK_Complex_Conversion
Complex conversions (C99 6.3.1.6)
@ ICK_Floating_Promotion
Floating point promotions (C++ [conv.fpprom])
@ ICK_Boolean_Conversion
Boolean conversions (C++ [conv.bool])
@ ICK_Integral_Conversion
Integral conversions (C++ [conv.integral])
@ ICK_Fixed_Point_Conversion
Fixed point type conversions according to N1169.
@ ICK_Vector_Conversion
Vector conversions.
@ ICK_Block_Pointer_Conversion
Block Pointer conversions.
@ ICK_Pointer_Member
Pointer-to-member conversions (C++ [conv.mem])
@ ICK_Floating_Integral
Floating-integral conversions (C++ [conv.fpint])
@ ICK_HLSL_Array_RValue
HLSL non-decaying array rvalue cast.
@ ICK_SVE_Vector_Conversion
Arm SVE Vector conversions.
@ ICK_HLSL_Vector_Truncation
HLSL vector truncation.
@ ICK_Incompatible_Pointer_Conversion
C-only conversion between pointers with incompatible types.
@ ICK_Array_To_Pointer
Array-to-pointer conversion (C++ [conv.array])
@ ICK_RVV_Vector_Conversion
RISC-V RVV Vector conversions.
@ ICK_Complex_Promotion
Complex promotions (Clang extension)
@ ICK_Num_Conversion_Kinds
The number of conversion kinds.
@ ICK_Function_Conversion
Function pointer conversion (C++17 [conv.fctptr])
@ ICK_Vector_Splat
A vector splat from an arithmetic type.
@ ICK_Zero_Queue_Conversion
Zero constant to queue.
@ ICK_Identity
Identity conversion (no conversion)
@ ICK_Derived_To_Base
Derived-to-base (C++ [over.best.ics])
@ ICK_Lvalue_To_Rvalue
Lvalue-to-rvalue conversion (C++ [conv.lval])
@ ICK_Qualification
Qualification conversions (C++ [conv.qual])
@ ICK_Pointer_Conversion
Pointer conversions (C++ [conv.ptr])
@ ICK_TransparentUnionConversion
Transparent Union Conversions.
@ ICK_Integral_Promotion
Integral promotions (C++ [conv.prom])
@ ICK_Floating_Conversion
Floating point conversions (C++ [conv.double].
@ ICK_Compatible_Conversion
Conversions between compatible types in C99.
@ ICK_C_Only_Conversion
Conversions allowed in C, but not C++.
@ ICK_Writeback_Conversion
Objective-C ARC writeback conversion.
@ ICK_Zero_Event_Conversion
Zero constant to event (OpenCL1.2 6.12.10)
@ ICK_Complex_Real
Complex-real conversions (C99 6.3.1.7)
@ ICK_Function_To_Pointer
Function-to-pointer (C++ [conv.array])
llvm::VersionTuple alignedAllocMinVersion(llvm::Triple::OSType OS)
ActionResult< Expr * > ExprResult
@ Class
The "class" keyword.
LangAS
Defines the address space values used by the address space qualifier of QualType.
CastKind
CastKind - The kind of operation required for a conversion.
bool isPtrSizeAddressSpace(LangAS AS)
ExprValueKind
The categorization of expression values, currently following the C++11 scheme.
@ VK_PRValue
A pr-value expression (in the C++11 taxonomy) produces a temporary value.
@ VK_LValue
An l-value expression is a reference to an object with independent storage.
const char * getTraitSpelling(ExpressionTrait T) LLVM_READONLY
Return the spelling of the type trait TT. Never null.
OpaquePtr< QualType > ParsedType
An opaque type for threading parsed type information through the parser.
const FunctionProtoType * T
std::pair< SourceLocation, PartialDiagnostic > PartialDiagnosticAt
A partial diagnostic along with the source location where this diagnostic occurs.
TemplateDeductionResult
Describes the result of template argument deduction.
@ Success
Template argument deduction was successful.
@ AlreadyDiagnosed
Some error which was already diagnosed.
@ Generic
not a target-specific vector type
@ None
No keyword precedes the qualified type name.
@ Class
The "class" keyword introduces the elaborated-type-specifier.
@ Typename
The "typename" keyword precedes the qualified type name, e.g., typename T::type.
@ Other
Other implicit parameter.
TypeTrait
Names for traits that operate specifically on types.
CXXNewInitializationStyle
@ Parens
New-expression has a C++98 paren-delimited initializer.
@ None
New-expression has no initializer as written.
@ Braces
New-expression has a C++11 list-initializer.
@ EST_BasicNoexcept
noexcept
@ EST_Dynamic
throw(T1, T2)
CheckedConversionKind
The kind of conversion being performed.
@ CStyleCast
A C-style cast.
@ ForBuiltinOverloadedOp
A conversion for an operand of a builtin overloaded operator.
@ FunctionalCast
A functional-style cast.
bool isGenericLambdaCallOperatorSpecialization(const CXXMethodDecl *MD)
MutableArrayRef< Expr * > MultiExprArg
The result of a constraint satisfaction check, containing the necessary information to diagnose an un...
static ASTConstraintSatisfaction * Rebuild(const ASTContext &C, const ASTConstraintSatisfaction &Satisfaction)
DeclarationNameInfo - A collector data type for bundling together a DeclarationName and the correspon...
DeclarationName getName() const
getName - Returns the embedded declaration name.
unsigned hasStatic
True if this dimension included the 'static' keyword.
Expr * NumElts
This is the size of the array, or null if [] or [*] was specified.
One instance of this struct is used for each type in a declarator that is parsed.
SourceLocation Loc
Loc - The place where this type was defined.
ExceptionSpecificationType Type
The kind of exception specification this is.
ArrayRef< QualType > Exceptions
Explicitly-specified list of exception types.
Extra information about a function prototype.
ExceptionSpecInfo ExceptionSpec
FunctionType::ExtInfo ExtInfo
Parts of a decomposed MSGuidDecl.
OverloadCandidate - A single candidate in an overload set (C++ 13.3).
ReferenceConversions
The conversions that would be performed on an lvalue of type T2 when binding a reference of type T1 t...
Information about a template-id annotation token.
const IdentifierInfo * Name
FIXME: Temporarily stores the name of a specialization.
unsigned NumArgs
NumArgs - The number of template arguments.
SourceLocation TemplateNameLoc
TemplateNameLoc - The location of the template name within the source.
ParsedTemplateArgument * getTemplateArgs()
Retrieves a pointer to the template arguments.
SourceLocation RAngleLoc
The location of the '>' after the template argument list.
SourceLocation LAngleLoc
The location of the '<' before the template argument list.
SourceLocation TemplateKWLoc
TemplateKWLoc - The location of the template keyword.
ParsedTemplateTy Template
The declaration of the template corresponding to the template-name.
StandardConversionSequence Before
Represents the standard conversion that occurs before the actual user-defined conversion.
FunctionDecl * ConversionFunction
ConversionFunction - The function that will perform the user-defined conversion.
bool HadMultipleCandidates
HadMultipleCandidates - When this is true, it means that the conversion function was resolved from an...
StandardConversionSequence After
After - Represents the standard conversion that occurs after the actual user-defined conversion.
bool EllipsisConversion
EllipsisConversion - When this is true, it means user-defined conversion sequence starts with a ....
DeclAccessPair FoundConversionFunction
The declaration that we found via name lookup, which might be the same as ConversionFunction or it mi...