46#include "llvm/ADT/APInt.h"
47#include "llvm/ADT/STLExtras.h"
48#include "llvm/ADT/STLForwardCompat.h"
49#include "llvm/ADT/StringExtras.h"
50#include "llvm/Support/ErrorHandling.h"
51#include "llvm/Support/TypeSize.h"
85 llvm_unreachable(
"Nested name specifier is not a type for inheriting ctor");
99 "not a constructor name");
121 auto *RD = dyn_cast<CXXRecordDecl>(ND);
122 if (RD && RD->isInjectedClassName()) {
123 InjectedClassName = RD;
127 if (!InjectedClassName) {
132 diag::err_incomplete_nested_name_spec) << CurClass << SS.
getRange();
147 bool EnteringContext) {
193 auto IsAcceptableResult = [&](
NamedDecl *D) ->
bool {
194 auto *
Type = dyn_cast<TypeDecl>(D->getUnderlyingDecl());
205 unsigned NumAcceptableResults = 0;
207 if (IsAcceptableResult(D))
208 ++NumAcceptableResults;
213 if (
auto *RD = dyn_cast<CXXRecordDecl>(D))
214 if (RD->isInjectedClassName())
215 D = cast<NamedDecl>(RD->getParent());
217 if (FoundDeclSet.insert(D).second)
218 FoundDecls.push_back(D);
226 if (Found.isAmbiguous() && NumAcceptableResults == 1) {
227 Diag(NameLoc, diag::ext_dtor_name_ambiguous);
237 if (!IsAcceptableResult(D))
243 if (Found.isAmbiguous())
247 if (IsAcceptableResult(
Type)) {
259 bool IsDependent =
false;
261 auto LookupInObjectType = [&]() ->
ParsedType {
262 if (Failed || SearchType.
isNull())
272 return CheckLookupResult(Found);
290 return CheckLookupResult(Found);
299 return CheckLookupResult(Found);
346 if (
ParsedType T = LookupInNestedNameSpec(PrefixSS))
376 unsigned NumNonExtensionDecls = FoundDecls.size();
400 Diag(SS.
getEndLoc(), diag::ext_qualified_dtor_named_in_lexical_scope)
402 Diag(FoundDecls.back()->getLocation(), diag::note_destructor_type_here)
413 FoundDecls.resize(NumNonExtensionDecls);
416 std::stable_sort(FoundDecls.begin(), FoundDecls.end(),
418 return isa<TypeDecl>(A->getUnderlyingDecl()) >
419 isa<TypeDecl>(B->getUnderlyingDecl());
423 auto MakeFixItHint = [&]{
429 Destroyed = dyn_cast_or_null<CXXRecordDecl>(S->getEntity());
436 if (FoundDecls.empty()) {
438 Diag(NameLoc, diag::err_undeclared_destructor_name)
439 << &II << MakeFixItHint();
440 }
else if (!SearchType.
isNull() && FoundDecls.size() == 1) {
441 if (
auto *TD = dyn_cast<TypeDecl>(FoundDecls[0]->getUnderlyingDecl())) {
442 assert(!SearchType.
isNull() &&
443 "should only reject a type result if we have a search type");
445 Diag(NameLoc, diag::err_destructor_expr_type_mismatch)
446 <<
T << SearchType << MakeFixItHint();
448 Diag(NameLoc, diag::err_destructor_expr_nontype)
449 << &II << MakeFixItHint();
452 Diag(NameLoc, SearchType.
isNull() ? diag::err_destructor_name_nontype
453 : diag::err_destructor_expr_mismatch)
454 << &II << SearchType << MakeFixItHint();
458 if (
auto *TD = dyn_cast<TypeDecl>(FoundD->getUnderlyingDecl()))
459 Diag(FoundD->getLocation(), diag::note_destructor_type_here)
462 Diag(FoundD->getLocation(), diag::note_destructor_nontype_here)
480 "unexpected type in getDestructorType");
509 Name.getSourceRange(),
510 (StringRef(
"operator\"\"") + II->
getName()).str());
512 Diag(Loc, diag::warn_reserved_extern_symbol)
513 << II << static_cast<int>(Status) << Hint;
515 Diag(Loc, diag::warn_deprecated_literal_operator_id) << II << Hint;
531 Diag(Name.getBeginLoc(), diag::err_literal_operator_id_outside_namespace)
542 llvm_unreachable(
"unknown nested name specifier kind");
564 return ExprError(
Diag(TypeidLoc, diag::err_variably_modified_typeid) <<
T);
578 bool WasEvaluated =
false;
588 CXXRecordDecl *RecordD = cast<CXXRecordDecl>(RecordT->getDecl());
634 return ExprError(
Diag(TypeidLoc, diag::err_variably_modified_typeid)
641 ? diag::warn_side_effects_typeid
642 : diag::warn_side_effects_unevaluated_context);
655 return ExprError(
Diag(OpLoc, diag::err_openclcxx_not_supported)
661 return ExprError(
Diag(OpLoc, diag::err_need_header_before_typeid));
675 return ExprError(
Diag(OpLoc, diag::err_need_header_before_typeid));
679 return ExprError(
Diag(OpLoc, diag::err_no_typeid_with_fno_rtti));
703 if (
auto *CTE = dyn_cast<CXXTypeidExpr>(
Result.get()))
704 if (CTE->isPotentiallyEvaluated() && !CTE->isMostDerived(
Context))
705 Diag(OpLoc, diag::warn_no_typeid_with_rtti_disabled)
727 if (
const auto *Uuid = TD->getMostRecentDecl()->getAttr<UuidAttr>()) {
728 UuidAttrs.insert(Uuid);
733 if (
const auto *CTSD = dyn_cast<ClassTemplateSpecializationDecl>(TD)) {
736 const UuidAttr *UuidForTA =
nullptr;
743 UuidAttrs.insert(UuidForTA);
754 if (!Operand->getType()->isDependentType()) {
757 if (UuidAttrs.empty())
758 return ExprError(
Diag(TypeidLoc, diag::err_uuidof_without_guid));
759 if (UuidAttrs.size() > 1)
760 return ExprError(
Diag(TypeidLoc, diag::err_uuidof_with_multiple_guids));
761 Guid = UuidAttrs.back()->getGuidDecl();
779 if (UuidAttrs.empty())
780 return ExprError(
Diag(TypeidLoc, diag::err_uuidof_without_guid));
781 if (UuidAttrs.size() > 1)
782 return ExprError(
Diag(TypeidLoc, diag::err_uuidof_with_multiple_guids));
783 Guid = UuidAttrs.back()->getGuidDecl();
819 assert((Kind == tok::kw_true || Kind == tok::kw_false) &&
820 "Unknown C++ Boolean value!");
834 bool IsThrownVarInScope =
false;
847 if (
const auto *DRE = dyn_cast<DeclRefExpr>(Ex->
IgnoreParens()))
848 if (
const auto *Var = dyn_cast<VarDecl>(DRE->getDecl());
849 Var && Var->hasLocalStorage() &&
850 !Var->getType().isVolatileQualified()) {
851 for (; S; S = S->getParent()) {
852 if (S->isDeclScope(Var)) {
853 IsThrownVarInScope =
true;
870 bool IsThrownVarInScope) {
872 const bool IsOpenMPGPUTarget =
873 getLangOpts().OpenMPIsTargetDevice && (
T.isNVPTX() ||
T.isAMDGCN());
876 if (!IsOpenMPGPUTarget && !
getLangOpts().CXXExceptions &&
879 targetDiag(OpLoc, diag::err_exceptions_disabled) <<
"throw";
883 if (IsOpenMPGPUTarget)
884 targetDiag(OpLoc, diag::warn_throw_not_valid_on_target) <<
T.str();
889 <<
"throw" << llvm::to_underlying(
CUDA().CurrentTarget());
892 Diag(OpLoc, diag::err_omp_simd_region_cannot_use_stmt) <<
"throw";
897 Diag(OpLoc, diag::err_acc_branch_in_out_compute_construct)
941 llvm::DenseMap<CXXRecordDecl *, unsigned> &SubobjectsSeen,
942 llvm::SmallPtrSetImpl<CXXRecordDecl *> &VBases,
943 llvm::SetVector<CXXRecordDecl *> &PublicSubobjectsSeen,
944 bool ParentIsPublic) {
946 CXXRecordDecl *BaseDecl = BS.getType()->getAsCXXRecordDecl();
951 NewSubobject = VBases.insert(BaseDecl).second;
956 ++SubobjectsSeen[BaseDecl];
959 bool PublicPath = ParentIsPublic && BS.getAccessSpecifier() ==
AS_public;
961 PublicSubobjectsSeen.insert(BaseDecl);
971 llvm::DenseMap<CXXRecordDecl *, unsigned> SubobjectsSeen;
972 llvm::SmallSet<CXXRecordDecl *, 2> VBases;
973 llvm::SetVector<CXXRecordDecl *> PublicSubobjectsSeen;
974 SubobjectsSeen[RD] = 1;
975 PublicSubobjectsSeen.insert(RD);
979 for (
CXXRecordDecl *PublicSubobject : PublicSubobjectsSeen) {
981 if (SubobjectsSeen[PublicSubobject] > 1)
984 Objects.push_back(PublicSubobject);
994 bool isPointer =
false;
1014 isPointer ? diag::err_throw_incomplete_ptr
1015 : diag::err_throw_incomplete,
1025 diag::err_throw_abstract_type, E))
1047 PDiag(diag::err_access_dtor_exception) << Ty);
1063 for (
CXXRecordDecl *Subobject : UnambiguousPublicSubobjects) {
1090 for (
unsigned I = 1, E = CD->
getNumParams(); I != E; ++I) {
1104 if (ExnObjAlign < TypeAlign) {
1105 Diag(ThrowLoc, diag::warn_throw_underaligned_obj);
1106 Diag(ThrowLoc, diag::note_throw_underaligned_obj)
1111 if (!isPointer &&
getLangOpts().AssumeNothrowExceptionDtor) {
1113 auto Ty = Dtor->getType();
1117 Diag(ThrowLoc, diag::err_throw_object_throwing_dtor) << RD;
1169 for (
int I = FunctionScopes.size();
1170 I-- && isa<LambdaScopeInfo>(FunctionScopes[I]) &&
1172 cast<LambdaScopeInfo>(FunctionScopes[I])->CallOperator);
1174 CurLSI = cast<LambdaScopeInfo>(FunctionScopes[I]);
1181 if (
C.isCopyCapture()) {
1193 "While computing 'this' capture-type for a generic lambda, when we "
1194 "run out of enclosing LSI's, yet the enclosing DC is a "
1195 "lambda-call-operator we must be (i.e. Current LSI) in a generic "
1196 "lambda call oeprator");
1199 auto IsThisCaptured =
1204 if (
C.capturesThis()) {
1215 bool IsByCopyCapture =
false;
1216 bool IsConstCapture =
false;
1219 IsThisCaptured(Closure, IsByCopyCapture, IsConstCapture)) {
1220 if (IsByCopyCapture) {
1238 if (method && method->isImplicitObjectMemberFunction())
1239 ThisTy = method->getThisType().getNonReferenceType();
1267 : S(S), OldCXXThisTypeOverride(S.CXXThisTypeOverride), Enabled(
false)
1269 if (!Enabled || !ContextDecl)
1274 Record = Template->getTemplatedDecl();
1276 Record = cast<CXXRecordDecl>(ContextDecl);
1284 this->Enabled =
true;
1301 Sema.
Diag(DiagLoc, diag::note_lambda_this_capture_fixit)
1307 bool BuildAndDiagnose,
const unsigned *
const FunctionScopeIndexToStopAt,
1308 const bool ByCopy) {
1313 assert((!ByCopy || Explicit) &&
"cannot implicitly capture *this by value");
1315 const int MaxFunctionScopesIndex = FunctionScopeIndexToStopAt
1316 ? *FunctionScopeIndexToStopAt
1342 unsigned NumCapturingClosures = 0;
1343 for (
int idx = MaxFunctionScopesIndex; idx >= 0; idx--) {
1346 if (CSI->CXXThisCaptureIndex != 0) {
1348 CSI->Captures[CSI->CXXThisCaptureIndex - 1].markUsed(BuildAndDiagnose);
1354 if (BuildAndDiagnose) {
1356 Diag(Loc, diag::err_this_capture)
1357 << (Explicit && idx == MaxFunctionScopesIndex);
1367 (Explicit && idx == MaxFunctionScopesIndex)) {
1373 NumCapturingClosures++;
1377 if (BuildAndDiagnose) {
1379 Diag(Loc, diag::err_this_capture)
1380 << (Explicit && idx == MaxFunctionScopesIndex);
1388 if (!BuildAndDiagnose)
return false;
1401 "Only a lambda can capture the enclosing object (referred to by "
1404 for (
int idx = MaxFunctionScopesIndex; NumCapturingClosures;
1405 --idx, --NumCapturingClosures) {
1412 bool isNested = NumCapturingClosures > 1;
1446 if (
const auto *Method = dyn_cast<CXXMethodDecl>(DC);
1447 Method && Method->isExplicitObjectMemberFunction()) {
1448 Diag(Loc, diag::err_invalid_this_use) << 1;
1450 Diag(Loc, diag::err_invalid_this_use) << 1;
1452 Diag(Loc, diag::err_invalid_this_use) << 0;
1466 if (This->isTypeDependent())
1471 auto IsDependent = [&]() {
1473 auto *LSI = dyn_cast<sema::LambdaScopeInfo>(
Scope);
1477 if (LSI->Lambda && !LSI->Lambda->Encloses(
CurContext) &&
1478 LSI->AfterParameterList)
1485 if (LSI->isCXXThisCaptured()) {
1486 if (!LSI->getCXXThisCapture().isCopyCapture())
1489 const auto *MD = LSI->CallOperator;
1490 if (MD->getType().isNull())
1494 return Ty && MD->isExplicitObjectMemberFunction() &&
1501 This->setCapturedByCopyInLambdaWithExplicitObjectParameter(IsDependent);
1525 bool ListInitialization) {
1535 RParenOrBraceLoc, ListInitialization);
1539 if (!
Result.isInvalid() &&
Result.get()->isInstantiationDependent() &&
1540 !
Result.get()->isTypeDependent())
1542 else if (
Result.isInvalid())
1544 RParenOrBraceLoc, exprs, Ty);
1553 bool ListInitialization) {
1557 assert((!ListInitialization || Exprs.size() == 1) &&
1558 "List initialization must have exactly one expression.");
1565 ? ListInitialization
1567 TyBeginLoc, LParenOrBraceLoc, RParenOrBraceLoc)
1581 isa<DeducedTemplateSpecializationType>(Deduced)) {
1587 }
else if (Deduced && !Deduced->
isDeduced()) {
1589 if (ListInitialization) {
1590 auto *ILE = cast<InitListExpr>(Exprs[0]);
1591 Inits =
MultiExprArg(ILE->getInits(), ILE->getNumInits());
1595 return ExprError(
Diag(TyBeginLoc, diag::err_auto_expr_init_no_expression)
1596 << Ty << FullRange);
1597 if (Inits.size() > 1) {
1598 Expr *FirstBad = Inits[1];
1600 diag::err_auto_expr_init_multiple_expressions)
1601 << Ty << FullRange);
1605 Diag(TyBeginLoc, diag::warn_cxx20_compat_auto_expr) << FullRange;
1607 Expr *Deduce = Inits[0];
1608 if (isa<InitListExpr>(Deduce))
1611 << ListInitialization << Ty << FullRange);
1618 return ExprError(
Diag(TyBeginLoc, diag::err_auto_expr_deduction_failure)
1619 << Ty << Deduce->
getType() << FullRange
1633 RParenOrBraceLoc, ListInitialization);
1639 if (Exprs.size() == 1 && !ListInitialization &&
1640 !isa<InitListExpr>(Exprs[0])) {
1641 Expr *Arg = Exprs[0];
1649 if (!ListInitialization)
1650 return ExprError(
Diag(TyBeginLoc, diag::err_value_init_for_array_type)
1660 return ExprError(
Diag(TyBeginLoc, diag::err_init_for_function_type)
1661 << Ty << FullRange);
1668 diag::err_invalid_incomplete_type_use, FullRange))
1681 Inner = BTE->getSubExpr();
1682 if (
auto *CE = dyn_cast<ConstantExpr>(Inner);
1683 CE && CE->isImmediateInvocation())
1684 Inner = CE->getSubExpr();
1685 if (!isa<CXXTemporaryObjectExpr>(Inner) &&
1686 !isa<CXXScalarValueInitExpr>(Inner)) {
1698 :
SourceRange(LParenOrBraceLoc, RParenOrBraceLoc);
1720 for (
const auto *D : R) {
1721 if (
const auto *FD = dyn_cast<FunctionDecl>(D)) {
1738 return llvm::none_of(PreventedBy, [&](
const FunctionDecl *FD) {
1740 "Only single-operand functions should be in PreventedBy");
1755 unsigned UsualParams = 1;
1757 if (S.
getLangOpts().SizedDeallocation && UsualParams < FD->getNumParams() &&
1763 if (S.
getLangOpts().AlignedAllocation && UsualParams < FD->getNumParams() &&
1773 struct UsualDeallocFnInfo {
1774 UsualDeallocFnInfo() : Found(), FD(nullptr) {}
1776 : Found(Found), FD(dyn_cast<
FunctionDecl>(Found->getUnderlyingDecl())),
1782 unsigned NumBaseParams = 1;
1783 if (FD->isDestroyingOperatorDelete()) {
1788 if (NumBaseParams < FD->getNumParams() &&
1790 FD->getParamDecl(NumBaseParams)->getType(),
1796 if (NumBaseParams < FD->getNumParams() &&
1797 FD->getParamDecl(NumBaseParams)->getType()->isAlignValT()) {
1799 HasAlignValT =
true;
1808 explicit operator bool()
const {
return FD; }
1810 bool isBetterThan(
const UsualDeallocFnInfo &
Other,
bool WantSize,
1811 bool WantAlign)
const {
1815 if (Destroying !=
Other.Destroying)
1822 if (HasAlignValT !=
Other.HasAlignValT)
1823 return HasAlignValT == WantAlign;
1825 if (HasSizeT !=
Other.HasSizeT)
1826 return HasSizeT == WantSize;
1829 return CUDAPref >
Other.CUDAPref;
1834 bool Destroying, HasSizeT, HasAlignValT;
1854 UsualDeallocFnInfo Best;
1856 for (
auto I = R.
begin(), E = R.
end(); I != E; ++I) {
1857 UsualDeallocFnInfo Info(S, I.getPair());
1865 BestFns->push_back(Info);
1869 if (Best.isBetterThan(Info, WantSize, WantAlign))
1874 if (BestFns && Info.isBetterThan(Best, WantSize, WantAlign))
1879 BestFns->push_back(Info);
1893 if (!record)
return false;
1906 if (ops.
empty())
return false;
1918 return Best && Best.HasSizeT;
1942 std::optional<Expr *> ArraySize;
1968 if (
Expr *NumElts = (
Expr *)Array.NumElts) {
1969 if (!NumElts->isTypeDependent() && !NumElts->isValueDependent()) {
1984 NumElts,
nullptr, diag::err_new_array_nonconst,
AllowFold)
2001 DirectInitRange = List->getSourceRange();
2004 PlacementLParen, PlacementArgs, PlacementRParen,
2005 TypeIdParens, AllocType, TInfo, ArraySize, DirectInitRange,
2014 return IsCPlusPlus20 || PLE->getNumExprs() == 0;
2015 if (isa<ImplicitValueInitExpr>(
Init))
2018 return !CCE->isListInitialization() &&
2019 CCE->getConstructor()->isDefaultConstructor();
2021 assert(isa<InitListExpr>(
Init) &&
2022 "Shouldn't create list CXXConstructExprs for arrays.");
2034 std::optional<unsigned> AlignmentParam;
2047 StringRef OSName = AvailabilityAttr::getPlatformNameSourceSpelling(
2052 bool IsDelete = Kind == OO_Delete || Kind == OO_Array_Delete;
2053 Diag(Loc, diag::err_aligned_allocation_unavailable)
2055 << OSVersion.getAsString() << OSVersion.empty();
2056 Diag(Loc, diag::note_silence_aligned_allocation_unavailable);
2066 std::optional<Expr *> ArraySize,
2072 if (DirectInitRange.
isValid()) {
2073 assert(
Initializer &&
"Have parens but no initializer.");
2080 "Initializer expression that cannot have been implicitly created.");
2087 "paren init for non-call init");
2088 Exprs =
MultiExprArg(List->getExprs(), List->getNumExprs());
2095 switch (InitStyle) {
2106 DirectInitRange.
getEnd());
2112 llvm_unreachable(
"Unknown initialization kind");
2117 if (Deduced && !Deduced->isDeduced() &&
2118 isa<DeducedTemplateSpecializationType>(Deduced)) {
2121 Diag(*ArraySize ? (*ArraySize)->getExprLoc() : TypeRange.
getBegin(),
2122 diag::err_deduced_class_template_compound_type)
2124 << (*ArraySize ? (*ArraySize)->getSourceRange() : TypeRange));
2129 AllocTypeInfo, Entity, Kind, Exprs);
2132 }
else if (Deduced && !Deduced->isDeduced()) {
2136 auto *ILE = cast<InitListExpr>(Exprs[0]);
2137 Inits =
MultiExprArg(ILE->getInits(), ILE->getNumInits());
2141 return ExprError(
Diag(StartLoc, diag::err_auto_new_requires_ctor_arg)
2142 << AllocType << TypeRange);
2143 if (Inits.size() > 1) {
2144 Expr *FirstBad = Inits[1];
2146 diag::err_auto_new_ctor_multiple_expressions)
2147 << AllocType << TypeRange);
2151 << AllocType << TypeRange;
2152 Expr *Deduce = Inits[0];
2153 if (isa<InitListExpr>(Deduce))
2156 << Braced << AllocType << TypeRange);
2163 return ExprError(
Diag(StartLoc, diag::err_auto_new_deduction_failure)
2164 << AllocType << Deduce->
getType() << TypeRange
2181 AllocType = Array->getElementType();
2201 if (ArraySize && *ArraySize &&
2202 (*ArraySize)->getType()->isNonOverloadPlaceholderType()) {
2205 ArraySize = result.
get();
2214 std::optional<uint64_t> KnownArraySize;
2215 if (ArraySize && *ArraySize && !(*ArraySize)->isTypeDependent()) {
2224 (*ArraySize)->getType()->getAs<
RecordType>())
2226 Diag(StartLoc, diag::warn_cxx98_compat_array_size_conversion)
2227 << (*ArraySize)->getType() << 0 <<
"'size_t'";
2234 SizeConvertDiagnoser(
Expr *ArraySize)
2236 ArraySize(ArraySize) {}
2240 return S.
Diag(Loc, diag::err_array_size_not_integral)
2246 return S.
Diag(Loc, diag::err_array_size_incomplete_type)
2252 return S.
Diag(Loc, diag::err_array_size_explicit_conversion) <<
T << ConvTy;
2263 return S.
Diag(Loc, diag::err_array_size_ambiguous_conversion) <<
T;
2277 ? diag::warn_cxx98_compat_array_size_conversion
2278 : diag::ext_array_size_conversion)
2281 } SizeDiagnoser(*ArraySize);
2289 ArraySize = ConvertedSize.
get();
2290 QualType SizeType = (*ArraySize)->getType();
2308 if (std::optional<llvm::APSInt>
Value =
2309 (*ArraySize)->getIntegerConstantExpr(
Context)) {
2310 if (
Value->isSigned() &&
Value->isNegative()) {
2312 diag::err_typecheck_negative_array_size)
2313 << (*ArraySize)->getSourceRange());
2317 unsigned ActiveSizeBits =
2321 Diag((*ArraySize)->getBeginLoc(), diag::err_array_too_large)
2325 KnownArraySize =
Value->getZExtValue();
2326 }
else if (TypeIdParens.
isValid()) {
2328 Diag((*ArraySize)->getBeginLoc(), diag::ext_new_paren_array_nonconst)
2329 << (*ArraySize)->getSourceRange()
2342 unsigned Alignment =
2345 bool PassAlignment =
getLangOpts().AlignedAllocation &&
2346 Alignment > NewAlignment;
2356 AllocType, ArraySize.has_value(), PassAlignment, PlacementArgs,
2357 OperatorNew, OperatorDelete))
2362 bool UsualArrayDeleteWantsSize =
false;
2364 UsualArrayDeleteWantsSize =
2377 unsigned NumImplicitArgs = PassAlignment ? 2 : 1;
2379 NumImplicitArgs, PlacementArgs, AllPlaceArgs,
2383 if (!AllPlaceArgs.empty())
2384 PlacementArgs = AllPlaceArgs;
2394 llvm::APInt SingleEltSize(
2398 std::optional<llvm::APInt> AllocationSize;
2401 AllocationSize = SingleEltSize;
2405 AllocationSize = llvm::APInt(SizeTyWidth, *KnownArraySize)
2406 .umul_ov(SingleEltSize, Overflow);
2410 "Expected that all the overflows would have been handled already.");
2414 Context, AllocationSize.value_or(llvm::APInt::getZero(SizeTyWidth)),
2433 CK_IntegralCast, &AlignmentLiteral,
2438 CallArgs.reserve(NumImplicitArgs + PlacementArgs.size());
2439 CallArgs.emplace_back(AllocationSize
2440 ?
static_cast<Expr *
>(&AllocationSizeLiteral)
2441 : &OpaqueAllocationSize);
2443 CallArgs.emplace_back(&DesiredAlignment);
2444 CallArgs.insert(CallArgs.end(), PlacementArgs.begin(), PlacementArgs.end());
2448 checkCall(OperatorNew, Proto,
nullptr, CallArgs,
2449 false, StartLoc, Range, CallType);
2453 if (PlacementArgs.empty() && !PassAlignment &&
2457 if (Alignment > NewAlignment)
2458 Diag(StartLoc, diag::warn_overaligned_type)
2470 SourceRange InitRange(Exprs.front()->getBeginLoc(),
2471 Exprs.back()->getEndLoc());
2472 Diag(StartLoc, diag::err_new_array_init_args) << InitRange;
2492 InitType = AllocType;
2505 dyn_cast_or_null<CXXBindTemporaryExpr>(FullInit.
get()))
2506 FullInit = Binder->getSubExpr();
2513 if (ArraySize && !*ArraySize) {
2521 Diag(TypeRange.
getEnd(), diag::err_new_array_size_unknown_from_init)
2533 if (OperatorDelete) {
2540 PassAlignment, UsualArrayDeleteWantsSize,
2541 PlacementArgs, TypeIdParens, ArraySize, InitStyle,
2553 return Diag(Loc, diag::err_bad_new_type)
2554 << AllocType << 0 << R;
2556 return Diag(Loc, diag::err_bad_new_type)
2557 << AllocType << 1 << R;
2560 Loc, AllocType, diag::err_new_incomplete_or_sizeless_type, R))
2563 diag::err_allocation_of_abstract_type))
2566 return Diag(Loc, diag::err_variably_modified_new_type)
2570 return Diag(Loc, diag::err_address_space_qualified_new)
2578 return Diag(Loc, diag::err_arc_new_array_without_ownership)
2593 Alloc != AllocEnd; ++Alloc) {
2630 if (PassAlignment) {
2631 PassAlignment =
false;
2633 Args.erase(Args.begin() + 1);
2635 Operator, &Candidates, AlignArg,
2661 (Args[1]->getType()->isObjectPointerType() ||
2662 Args[1]->getType()->isArrayType())) {
2663 S.
Diag(R.
getNameLoc(), diag::err_need_header_before_placement_new)
2678 if (AlignedCandidates) {
2680 return C.Function->getNumParams() > 1 &&
2681 C.Function->getParamDecl(1)->getType()->isAlignValT();
2685 AlignedArgs.reserve(Args.size() + 1);
2686 AlignedArgs.push_back(Args[0]);
2687 AlignedArgs.push_back(AlignArg);
2688 AlignedArgs.append(Args.begin() + 1, Args.end());
2701 if (AlignedCandidates)
2702 AlignedCandidates->
NoteCandidates(S, AlignedArgs, AlignedCands,
"",
2712 S.
PDiag(diag::err_ovl_ambiguous_call)
2721 Candidates, Best->Function, Args);
2725 llvm_unreachable(
"Unreachable, bad result from BestViableFunction");
2747 AllocArgs.reserve((PassAlignment ? 2 : 1) + PlaceArgs.size());
2757 AllocArgs.push_back(&Size);
2760 if (PassAlignment) {
2766 AllocArgs.push_back(&Align);
2768 AllocArgs.insert(AllocArgs.end(), PlaceArgs.begin(), PlaceArgs.end());
2777 IsArray ? OO_Array_New : OO_New);
2809 if (PlaceArgs.empty()) {
2810 Diag(StartLoc, diag::err_openclcxx_not_supported) <<
"default new";
2812 Diag(StartLoc, diag::err_openclcxx_placement_new);
2817 assert(!R.
empty() &&
"implicitly declared allocation functions not found");
2818 assert(!R.
isAmbiguous() &&
"global allocation functions are ambiguous");
2824 OperatorNew,
nullptr,
2831 OperatorDelete =
nullptr;
2866 while (Filter.hasNext()) {
2867 auto *FD = dyn_cast<FunctionDecl>(Filter.next()->getUnderlyingDecl());
2868 if (FD && FD->isDestroyingOperatorDelete())
2874 bool FoundGlobalDelete = FoundDelete.
empty();
2875 if (FoundDelete.
empty()) {
2902 bool isPlacementNew = !PlaceArgs.empty() || OperatorNew->
param_size() != 1 ||
2905 if (isPlacementNew) {
2922 for (
unsigned I = 1, N = Proto->getNumParams(); I < N; ++I)
2923 ArgTypes.push_back(Proto->getParamType(I));
2927 EPI.
Variadic = Proto->isVariadic();
2929 ExpectedFunctionType
2934 DEnd = FoundDelete.
end();
2938 dyn_cast<FunctionTemplateDecl>((*D)->getUnderlyingDecl())) {
2946 Fn = cast<FunctionDecl>((*D)->getUnderlyingDecl());
2949 ExpectedFunctionType,
2951 ExpectedFunctionType))
2952 Matches.push_back(std::make_pair(D.getPair(), Fn));
2968 *
this, FoundDelete, FoundGlobalDelete,
2972 Matches.push_back(std::make_pair(Selected.Found, Selected.FD));
2976 for (
auto Fn : BestDeallocFns)
2977 Matches.push_back(std::make_pair(Fn.Found, Fn.FD));
2985 if (Matches.size() == 1) {
2986 OperatorDelete = Matches[0].second;
2996 UsualDeallocFnInfo Info(*
this,
3002 bool IsSizedDelete = Info.HasSizeT;
3003 if (IsSizedDelete && !FoundGlobalDelete) {
3004 auto NonSizedDelete =
3007 if (NonSizedDelete && !NonSizedDelete.HasSizeT &&
3008 NonSizedDelete.HasAlignValT == Info.HasAlignValT)
3009 IsSizedDelete =
false;
3012 if (IsSizedDelete) {
3016 PlaceArgs.back()->getEndLoc());
3017 Diag(StartLoc, diag::err_placement_new_non_placement_delete) << R;
3026 }
else if (!Matches.empty()) {
3030 Diag(StartLoc, diag::warn_ambiguous_suitable_delete_function_found)
3031 << DeleteName << AllocElemType;
3033 for (
auto &Match : Matches)
3034 Diag(Match.second->getLocation(),
3035 diag::note_member_declared_here) << DeleteName;
3122 if (TheGlobalModuleFragment) {
3137 if (TheGlobalModuleFragment) {
3138 AlignValT->setModuleOwnershipKind(
3140 AlignValT->setLocalOwningModule(TheGlobalModuleFragment);
3145 AlignValT->setImplicit(
true);
3158 Params.push_back(Param);
3161 bool HasSizedVariant =
getLangOpts().SizedDeallocation &&
3162 (Kind == OO_Delete || Kind == OO_Array_Delete);
3163 bool HasAlignedVariant =
getLangOpts().AlignedAllocation;
3165 int NumSizeVariants = (HasSizedVariant ? 2 : 1);
3166 int NumAlignVariants = (HasAlignedVariant ? 2 : 1);
3167 for (
int Sized = 0; Sized < NumSizeVariants; ++Sized) {
3169 Params.push_back(SizeT);
3171 for (
int Aligned = 0; Aligned < NumAlignVariants; ++Aligned) {
3184 DeclareGlobalAllocationFunctions(OO_New, VoidPtr, SizeT);
3185 DeclareGlobalAllocationFunctions(OO_Array_New, VoidPtr, SizeT);
3186 DeclareGlobalAllocationFunctions(OO_Delete,
Context.
VoidTy, VoidPtr);
3187 DeclareGlobalAllocationFunctions(OO_Array_Delete,
Context.
VoidTy, VoidPtr);
3190 PopGlobalModuleFragment();
3203 Alloc != AllocEnd; ++Alloc) {
3207 if (
Func->getNumParams() == Params.size()) {
3209 for (
auto *
P :
Func->parameters())
3210 FuncParams.push_back(
3216 Func->setVisibleDespiteOwningModule();
3224 false,
false,
true));
3227 bool HasBadAllocExceptionSpec
3228 = (Name.getCXXOverloadedOperator() == OO_New ||
3229 Name.getCXXOverloadedOperator() == OO_Array_New);
3230 if (HasBadAllocExceptionSpec) {
3233 assert(
StdBadAlloc &&
"Must have std::bad_alloc declared");
3245 auto CreateAllocationFunctionDecl = [&](
Attr *ExtraAttr) {
3255 if (HasBadAllocExceptionSpec &&
getLangOpts().NewInfallible &&
3270 if (TheGlobalModuleFragment) {
3277 Alloc->
addAttr(VisibilityAttr::CreateImplicit(
3279 ? VisibilityAttr::Hidden
3281 ? VisibilityAttr::Protected
3282 : VisibilityAttr::Default));
3289 ParamDecls.back()->setImplicit();
3291 Alloc->setParams(ParamDecls);
3300 CreateAllocationFunctionDecl(
nullptr);
3304 CreateAllocationFunctionDecl(CUDAHostAttr::CreateImplicit(
Context));
3305 CreateAllocationFunctionDecl(CUDADeviceAttr::CreateImplicit(
Context));
3310 bool CanProvideSize,
3324 assert(
Result.FD &&
"operator delete missing from global scope?");
3336 return OperatorDelete;
3348 bool WantSize,
bool WantAligned) {
3366 Overaligned, &Matches);
3369 if (Matches.size() == 1) {
3370 Operator = cast<CXXMethodDecl>(Matches[0].FD);
3376 Diag(StartLoc, diag::err_deleted_function_use)
3377 << (Msg !=
nullptr) << (Msg ? Msg->
getString() : StringRef());
3393 if (!Matches.empty()) {
3395 Diag(StartLoc, diag::err_ambiguous_suitable_delete_member_function_found)
3397 for (
auto &Match : Matches)
3398 Diag(Match.FD->getLocation(), diag::note_member_declared_here) << Name;
3405 if (!Found.
empty()) {
3407 Diag(StartLoc, diag::err_no_suitable_delete_member_function_found)
3411 Diag(D->getUnderlyingDecl()->getLocation(),
3412 diag::note_member_declared_here) << Name;
3424class MismatchingNewDeleteDetector {
3426 enum MismatchResult {
3432 MemberInitMismatches,
3441 explicit MismatchingNewDeleteDetector(
bool EndOfTU)
3442 : Field(nullptr), IsArrayForm(
false), EndOfTU(EndOfTU),
3443 HasUndefinedConstructors(
false) {}
3460 MismatchResult analyzeField(
FieldDecl *Field,
bool DeleteWasArrayForm);
3470 bool HasUndefinedConstructors;
3482 MismatchResult analyzeMemberExpr(
const MemberExpr *ME);
3505 MismatchResult analyzeInClassInitializer();
3509MismatchingNewDeleteDetector::MismatchResult
3510MismatchingNewDeleteDetector::analyzeDeleteExpr(
const CXXDeleteExpr *DE) {
3512 assert(DE &&
"Expected delete-expression");
3515 if (
const MemberExpr *ME = dyn_cast<const MemberExpr>(E)) {
3516 return analyzeMemberExpr(ME);
3517 }
else if (
const DeclRefExpr *D = dyn_cast<const DeclRefExpr>(E)) {
3518 if (!hasMatchingVarInit(D))
3519 return VarInitMismatches;
3525MismatchingNewDeleteDetector::getNewExprFromInitListOrExpr(
const Expr *E) {
3526 assert(E !=
nullptr &&
"Expected a valid initializer expression");
3528 if (
const InitListExpr *ILE = dyn_cast<const InitListExpr>(E)) {
3529 if (ILE->getNumInits() == 1)
3530 E = dyn_cast<const CXXNewExpr>(ILE->getInit(0)->IgnoreParenImpCasts());
3533 return dyn_cast_or_null<const CXXNewExpr>(E);
3536bool MismatchingNewDeleteDetector::hasMatchingNewInCtorInit(
3540 (NE = getNewExprFromInitListOrExpr(CI->
getInit()))) {
3541 if (
NE->isArray() == IsArrayForm)
3544 NewExprs.push_back(NE);
3549bool MismatchingNewDeleteDetector::hasMatchingNewInCtor(
3555 HasUndefinedConstructors =
true;
3558 for (
const auto *CI : cast<const CXXConstructorDecl>(
Definition)->inits()) {
3559 if (hasMatchingNewInCtorInit(CI))
3565MismatchingNewDeleteDetector::MismatchResult
3566MismatchingNewDeleteDetector::analyzeInClassInitializer() {
3567 assert(Field !=
nullptr &&
"This should be called only for members");
3568 const Expr *InitExpr =
Field->getInClassInitializer();
3570 return EndOfTU ? NoMismatch : AnalyzeLater;
3571 if (
const CXXNewExpr *NE = getNewExprFromInitListOrExpr(InitExpr)) {
3572 if (
NE->isArray() != IsArrayForm) {
3573 NewExprs.push_back(NE);
3574 return MemberInitMismatches;
3580MismatchingNewDeleteDetector::MismatchResult
3581MismatchingNewDeleteDetector::analyzeField(
FieldDecl *Field,
3582 bool DeleteWasArrayForm) {
3583 assert(Field !=
nullptr &&
"Analysis requires a valid class member.");
3584 this->Field =
Field;
3585 IsArrayForm = DeleteWasArrayForm;
3587 for (
const auto *CD : RD->
ctors()) {
3588 if (hasMatchingNewInCtor(CD))
3591 if (HasUndefinedConstructors)
3592 return EndOfTU ? NoMismatch : AnalyzeLater;
3593 if (!NewExprs.empty())
3594 return MemberInitMismatches;
3595 return Field->hasInClassInitializer() ? analyzeInClassInitializer()
3599MismatchingNewDeleteDetector::MismatchResult
3600MismatchingNewDeleteDetector::analyzeMemberExpr(
const MemberExpr *ME) {
3601 assert(ME !=
nullptr &&
"Expected a member expression");
3603 return analyzeField(F, IsArrayForm);
3607bool MismatchingNewDeleteDetector::hasMatchingVarInit(
const DeclRefExpr *D) {
3610 if (VD->hasInit() && (NE = getNewExprFromInitListOrExpr(VD->getInit())) &&
3611 NE->isArray() != IsArrayForm) {
3612 NewExprs.push_back(NE);
3615 return NewExprs.empty();
3620 const MismatchingNewDeleteDetector &Detector) {
3623 if (!Detector.IsArrayForm)
3632 SemaRef.
Diag(DeleteLoc, diag::warn_mismatched_delete_new)
3633 << Detector.IsArrayForm << H;
3635 for (
const auto *NE : Detector.NewExprs)
3636 SemaRef.
Diag(NE->getExprLoc(), diag::note_allocated_here)
3637 << Detector.IsArrayForm;
3640void Sema::AnalyzeDeleteExprMismatch(
const CXXDeleteExpr *DE) {
3643 MismatchingNewDeleteDetector Detector(
false);
3644 switch (Detector.analyzeDeleteExpr(DE)) {
3645 case MismatchingNewDeleteDetector::VarInitMismatches:
3646 case MismatchingNewDeleteDetector::MemberInitMismatches: {
3650 case MismatchingNewDeleteDetector::AnalyzeLater: {
3655 case MismatchingNewDeleteDetector::NoMismatch:
3661 bool DeleteWasArrayForm) {
3662 MismatchingNewDeleteDetector Detector(
true);
3663 switch (Detector.analyzeField(Field, DeleteWasArrayForm)) {
3664 case MismatchingNewDeleteDetector::VarInitMismatches:
3665 llvm_unreachable(
"This analysis should have been done for class members.");
3666 case MismatchingNewDeleteDetector::AnalyzeLater:
3667 llvm_unreachable(
"Analysis cannot be postponed any point beyond end of "
3668 "translation unit.");
3669 case MismatchingNewDeleteDetector::MemberInitMismatches:
3672 case MismatchingNewDeleteDetector::NoMismatch:
3683 bool ArrayForm,
Expr *ExE) {
3693 bool ArrayFormAsWritten = ArrayForm;
3694 bool UsualArrayDeleteWantsSize =
false;
3712 if (ConvPtrType->getPointeeType()->isIncompleteOrObjectType())
3719 return S.
Diag(Loc, diag::err_delete_operand) <<
T;
3724 return S.
Diag(Loc, diag::err_delete_incomplete_class_type) <<
T;
3730 return S.
Diag(Loc, diag::err_delete_explicit_conversion) <<
T << ConvTy;
3741 return S.
Diag(Loc, diag::err_ambiguous_delete_operand) <<
T;
3753 llvm_unreachable(
"conversion functions are permitted");
3761 if (!Converter.match(
Type))
3772 diag::err_address_space_qualified_delete)
3781 Diag(StartLoc, diag::ext_delete_void_ptr_operand)
3791 diag::warn_delete_incomplete, Ex.
get())) {
3793 PointeeRD = cast<CXXRecordDecl>(RT->getDecl());
3798 Diag(StartLoc, diag::warn_delete_array_type)
3805 ArrayForm ? OO_Array_Delete : OO_Delete);
3819 UsualArrayDeleteWantsSize =
3824 else if (OperatorDelete && isa<CXXMethodDecl>(OperatorDelete))
3825 UsualArrayDeleteWantsSize =
3826 UsualDeallocFnInfo(*
this,
3845 if (!OperatorDelete) {
3847 Diag(StartLoc, diag::err_openclcxx_not_supported) <<
"default delete";
3852 bool CanProvideSize =
3853 IsComplete && (!ArrayForm || UsualArrayDeleteWantsSize ||
3859 Overaligned, DeleteName);
3866 bool IsVirtualDelete =
false;
3870 PDiag(diag::err_access_dtor) << PointeeElem);
3871 IsVirtualDelete = Dtor->isVirtual();
3900 UsualArrayDeleteWantsSize, OperatorDelete, Ex.
get(), StartLoc);
3901 AnalyzeDeleteExprMismatch(
Result);
3910 IsDelete ? OO_Delete : OO_New);
3914 assert(!R.
empty() &&
"implicitly declared allocation functions not found");
3915 assert(!R.
isAmbiguous() &&
"global allocation functions are ambiguous");
3924 FnOvl != FnOvlEnd; ++FnOvl) {
3927 NamedDecl *D = (*FnOvl)->getUnderlyingDecl();
3951 "class members should not be considered");
3954 S.
Diag(R.
getNameLoc(), diag::err_builtin_operator_new_delete_not_usual)
3955 << (IsDelete ? 1 : 0) << Range;
3956 S.
Diag(FnDecl->
getLocation(), diag::note_non_usual_function_declared_here)
3968 S.
PDiag(diag::err_ovl_no_viable_function_in_call)
3976 S.
PDiag(diag::err_ovl_ambiguous_call)
3983 Candidates, Best->Function, Args);
3986 llvm_unreachable(
"Unreachable, bad result from BestViableFunction");
3991 CallExpr *TheCall = cast<CallExpr>(TheCallResult.
get());
3994 << (IsDelete ?
"__builtin_operator_delete" :
"__builtin_operator_new")
4004 OperatorNewOrDelete))
4006 assert(OperatorNewOrDelete &&
"should be found");
4012 for (
unsigned i = 0; i != TheCall->
getNumArgs(); ++i) {
4023 assert(Callee &&
Callee->getCastKind() == CK_BuiltinFnToFnPtr &&
4024 "Callee expected to be implicit cast to a builtin function pointer");
4027 return TheCallResult;
4031 bool IsDelete,
bool CallCanBeVirtual,
4032 bool WarnOnNonAbstractTypes,
4059 Diag(Loc, diag::warn_delete_abstract_non_virtual_dtor) << (IsDelete ? 0 : 1)
4061 }
else if (WarnOnNonAbstractTypes) {
4064 Diag(Loc, diag::warn_delete_non_virtual_dtor) << (IsDelete ? 0 : 1)
4068 std::string TypeStr;
4070 Diag(DtorLoc, diag::note_delete_non_virtual)
4100 diag::err_invalid_use_of_function_type)
4104 diag::err_invalid_use_of_array_type)
4122 llvm_unreachable(
"unexpected condition kind");
4149 diag::err_constexpr_if_condition_expression_is_not_constant);
4161 From = Cast->getSubExpr();
4173 if (!ToPtrType->getPointeeType().hasQualifiers()) {
4174 switch (StrLit->getKind()) {
4181 return (ToPointeeType->getKind() == BuiltinType::Char_U ||
4182 ToPointeeType->getKind() == BuiltinType::Char_S);
4187 assert(
false &&
"Unevaluated string literal in expression");
4202 bool HadMultipleCandidates,
4205 default: llvm_unreachable(
"Unhandled cast kind!");
4206 case CK_ConstructorConversion: {
4211 diag::err_allocation_of_abstract_type))
4224 CastLoc, Ty, FoundDecl, cast<CXXConstructorDecl>(Method),
4225 ConstructorArgs, HadMultipleCandidates,
4226 false,
false,
false,
4234 case CK_UserDefinedConversion: {
4244 HadMultipleCandidates);
4249 CK_UserDefinedConversion,
Result.get(),
4250 nullptr,
Result.get()->getValueKind(),
4288 assert(FD &&
"no conversion function for user-defined conversion seq");
4290 CastKind = CK_UserDefinedConversion;
4298 CastKind = CK_ConstructorConversion;
4326 From = CastArg.
get();
4340 PDiag(diag::err_typecheck_ambiguous_condition)
4346 llvm_unreachable(
"bad conversion");
4353 ToType, From->
getType(), From, Action);
4354 assert(Diagnosed &&
"failed to diagnose bad conversion"); (void)Diagnosed;
4394 false,
false,
false,
4401 false,
false,
false,
4434 ToAtomicType = ToType;
4435 ToType = ToAtomic->getValueType();
4438 QualType InitialFromType = FromType;
4440 switch (SCS.
First) {
4443 FromType = FromAtomic->getValueType().getUnqualifiedType();
4456 From = FromRes.
get();
4483 llvm_unreachable(
"Improper first standard conversion");
4520 "only enums with fixed underlying type can promote to bool");
4545 CK = CK_FloatingComplexCast;
4547 CK = CK_FloatingComplexToIntegralComplex;
4549 CK = CK_IntegralComplexToFloatingComplex;
4551 CK = CK_IntegralComplexCast;
4572 "Attempting implicit fixed point conversion without a fixed "
4577 nullptr, CCK).
get();
4581 nullptr, CCK).
get();
4585 nullptr, CCK).
get();
4589 nullptr, CCK).
get();
4593 nullptr, CCK).
get();
4597 nullptr, CCK).
get();
4602 nullptr, CCK).
get();
4611 diag::ext_typecheck_convert_incompatible_pointer)
4616 diag::ext_typecheck_convert_incompatible_pointer)
4623 }
else if (
getLangOpts().allowsNonTrivialObjCLifetimeQualifiers() &&
4629 Diag(From->
getBeginLoc(), diag::err_arc_convesion_of_weak_unavailable)
4658 if (Kind == CK_BlockPointerToObjCPointerCast) {
4712 &BasePath, CCK).
get();
4741 QualType ElType = ToComplex->getElementType();
4749 isFloatingComplex ? CK_FloatingCast : CK_FloatingToIntegral).
get();
4753 isFloatingComplex ? CK_IntegralToFloating : CK_IntegralCast).
get();
4757 isFloatingComplex ? CK_FloatingRealToComplex
4758 : CK_IntegralRealToComplex).
get();
4763 QualType ElType = FromComplex->getElementType();
4768 isFloatingComplex ? CK_FloatingComplexToReal
4769 : CK_IntegralComplexToReal,
4778 isFloatingComplex ? CK_FloatingCast
4779 : CK_IntegralToFloating,
4785 isFloatingComplex ? CK_FloatingToIntegral
4801 AddrSpaceL != AddrSpaceR ? CK_AddressSpaceConversion : CK_BitCast;
4814 From = FromRes.
get();
4816 "Improper transparent union conversion");
4824 CK_ZeroToOCLOpaqueType,
4832 "HLSL vector truncation should only apply to ExtVectors");
4835 QualType ElType = FromVec->getElementType();
4853 llvm_unreachable(
"Improper second standard conversion");
4862 "Element conversion for matrix types is not implemented yet.");
4864 "Element conversion is only supported for vector types.");
4867 "Element conversion is only supported for vectors with the same "
4877 FromType = FPExtType;
4891 "only enums with fixed underlying type can promote to bool");
4922 llvm_unreachable(
"Improper element standard conversion");
4926 switch (SCS.
Third) {
4949 CK = CK_AddressSpaceConversion;
4954 CK = CK_AddressSpaceConversion;
4960 << InitialFromType << ToType;
4971 ? diag::ext_deprecated_string_literal_conversion
4972 : diag::warn_deprecated_string_literal_conversion)
4980 llvm_unreachable(
"Improper third standard conversion");
4985 if (!ToAtomicType.
isNull()) {
5021 S.
Diag(
T->getTypeLoc().getBeginLoc(), diag::err_vla_unsupported)
5022 << 1 << TypeTraitID;
5045 default: llvm_unreachable(
"not a UTT");
5047 case UTT_IsCompleteType:
5055 case UTT_IsIntegral:
5056 case UTT_IsFloatingPoint:
5058 case UTT_IsBoundedArray:
5060 case UTT_IsNullPointer:
5061 case UTT_IsReferenceable:
5062 case UTT_IsLvalueReference:
5063 case UTT_IsRvalueReference:
5064 case UTT_IsMemberFunctionPointer:
5065 case UTT_IsMemberObjectPointer:
5067 case UTT_IsScopedEnum:
5070 case UTT_IsFunction:
5071 case UTT_IsReference:
5072 case UTT_IsArithmetic:
5073 case UTT_IsFundamental:
5076 case UTT_IsCompound:
5077 case UTT_IsMemberPointer:
5086 case UTT_IsVolatile:
5088 case UTT_IsUnboundedArray:
5089 case UTT_IsUnsigned:
5092 case UTT_IsInterfaceClass:
5098 case UTT_IsPolymorphic:
5099 case UTT_IsAbstract:
5103 Loc, ArgTy, diag::err_incomplete_type_used_in_type_trait_expr);
5112 Loc, ArgTy, diag::err_incomplete_type_used_in_type_trait_expr);
5116 case UTT_IsAggregate:
5121 Loc, ArgTy, diag::err_incomplete_type_used_in_type_trait_expr);
5126 case UTT_IsTriviallyCopyable:
5127 case UTT_IsStandardLayout:
5132 case UTT_IsTriviallyRelocatable:
5133 case UTT_IsTriviallyEqualityComparable:
5134 case UTT_CanPassInRegs:
5138 case UTT_HasNothrowAssign:
5139 case UTT_HasNothrowMoveAssign:
5140 case UTT_HasNothrowConstructor:
5141 case UTT_HasNothrowCopy:
5142 case UTT_HasTrivialAssign:
5143 case UTT_HasTrivialMoveAssign:
5144 case UTT_HasTrivialDefaultConstructor:
5145 case UTT_HasTrivialMoveConstructor:
5146 case UTT_HasTrivialCopy:
5147 case UTT_HasTrivialDestructor:
5148 case UTT_HasVirtualDestructor:
5154 case UTT_IsDestructible:
5155 case UTT_IsNothrowDestructible:
5156 case UTT_IsTriviallyDestructible:
5157 case UTT_HasUniqueObjectRepresentations:
5162 Loc, ArgTy, diag::err_incomplete_type_used_in_type_trait_expr);
5173 if ((RD->*HasTrivial)() && !(RD->*HasNonTrivial)())
5179 if (
Self.LookupQualifiedName(Res, RD)) {
5180 bool FoundOperator =
false;
5183 Op != OpEnd; ++Op) {
5184 if (isa<FunctionTemplateDecl>(*Op))
5188 if((Operator->*IsDesiredOp)()) {
5189 FoundOperator =
true;
5191 CPT =
Self.ResolveExceptionSpec(KeyLoc, CPT);
5196 return FoundOperator;
5205 assert(!
T->
isDependentType() &&
"Cannot evaluate traits of dependent type");
5209 default: llvm_unreachable(
"not a UTT");
5214 case UTT_IsIntegral:
5216 case UTT_IsFloatingPoint:
5220 case UTT_IsBoundedArray:
5224 case UTT_IsUnboundedArray:
5230 case UTT_IsNullPointer:
5232 case UTT_IsLvalueReference:
5234 case UTT_IsRvalueReference:
5236 case UTT_IsMemberFunctionPointer:
5238 case UTT_IsMemberObjectPointer:
5242 case UTT_IsScopedEnum:
5248 case UTT_IsFunction:
5253 case UTT_IsReference:
5255 case UTT_IsArithmetic:
5257 case UTT_IsFundamental:
5267 switch (
T.getObjCLifetime()) {
5280 case UTT_IsCompound:
5282 case UTT_IsMemberPointer:
5288 return T.isConstQualified();
5289 case UTT_IsVolatile:
5290 return T.isVolatileQualified();
5292 return T.isTrivialType(
C);
5293 case UTT_IsTriviallyCopyable:
5294 return T.isTriviallyCopyableType(
C);
5295 case UTT_IsStandardLayout:
5298 return T.isPODType(
C);
5305 case UTT_IsPolymorphic:
5309 case UTT_IsAbstract:
5313 case UTT_IsAggregate:
5322 case UTT_IsInterfaceClass:
5327 return RD->
hasAttr<FinalAttr>();
5334 case UTT_IsUnsigned:
5353 case UTT_HasTrivialDefaultConstructor:
5360 if (
CXXRecordDecl *RD =
C.getBaseElementType(
T)->getAsCXXRecordDecl())
5364 case UTT_HasTrivialMoveConstructor:
5370 if (
CXXRecordDecl *RD =
C.getBaseElementType(
T)->getAsCXXRecordDecl())
5373 case UTT_HasTrivialCopy:
5385 case UTT_HasTrivialMoveAssign:
5391 if (
CXXRecordDecl *RD =
C.getBaseElementType(
T)->getAsCXXRecordDecl())
5394 case UTT_HasTrivialAssign:
5407 if (
T.isConstQualified())
5415 case UTT_IsDestructible:
5416 case UTT_IsTriviallyDestructible:
5417 case UTT_IsNothrowDestructible:
5436 if (UTT == UTT_IsTriviallyDestructible &&
T.isDestructedType())
5443 if (
auto *RD =
C.getBaseElementType(
T)->getAsCXXRecordDecl()) {
5454 if (UTT == UTT_IsNothrowDestructible) {
5456 CPT =
Self.ResolveExceptionSpec(KeyLoc, CPT);
5463 case UTT_HasTrivialDestructor:
5478 if (
CXXRecordDecl *RD =
C.getBaseElementType(
T)->getAsCXXRecordDecl())
5482 case UTT_HasNothrowAssign:
5490 if (
C.getBaseElementType(
T).isConstQualified())
5503 case UTT_HasNothrowMoveAssign:
5516 case UTT_HasNothrowCopy:
5529 bool FoundConstructor =
false;
5531 for (
const auto *ND :
Self.LookupConstructors(RD)) {
5535 if (isa<FunctionTemplateDecl>(ND->getUnderlyingDecl()))
5538 if (isa<UsingDecl>(ND))
5540 auto *Constructor = cast<CXXConstructorDecl>(ND->getUnderlyingDecl());
5541 if (Constructor->isCopyConstructor(FoundTQs)) {
5542 FoundConstructor =
true;
5544 CPT =
Self.ResolveExceptionSpec(KeyLoc, CPT);
5554 return FoundConstructor;
5557 case UTT_HasNothrowConstructor:
5565 if (
CXXRecordDecl *RD =
C.getBaseElementType(
T)->getAsCXXRecordDecl()) {
5570 bool FoundConstructor =
false;
5571 for (
const auto *ND :
Self.LookupConstructors(RD)) {
5573 if (isa<FunctionTemplateDecl>(ND->getUnderlyingDecl()))
5576 if (isa<UsingDecl>(ND))
5578 auto *Constructor = cast<CXXConstructorDecl>(ND->getUnderlyingDecl());
5579 if (Constructor->isDefaultConstructor()) {
5580 FoundConstructor =
true;
5582 CPT =
Self.ResolveExceptionSpec(KeyLoc, CPT);
5591 return FoundConstructor;
5594 case UTT_HasVirtualDestructor:
5606 case UTT_IsCompleteType:
5611 case UTT_HasUniqueObjectRepresentations:
5612 return C.hasUniqueObjectRepresentations(
T);
5613 case UTT_IsTriviallyRelocatable:
5614 return T.isTriviallyRelocatableType(
C);
5615 case UTT_IsReferenceable:
5616 return T.isReferenceable();
5617 case UTT_CanPassInRegs:
5620 Self.Diag(KeyLoc, diag::err_builtin_pass_in_regs_non_class) <<
T;
5622 case UTT_IsTriviallyEqualityComparable:
5623 return T.isTriviallyEqualityComparableType(
C);
5643 if (Kind <=
BTT_Last && Kind != BTT_ReferenceBindsToTemporary && Kind != BTT_ReferenceConstructsFromTemporary)
5645 Args[1], RParenLoc);
5648 case clang::BTT_ReferenceBindsToTemporary:
5649 case clang::BTT_ReferenceConstructsFromTemporary:
5650 case clang::TT_IsConstructible:
5651 case clang::TT_IsNothrowConstructible:
5652 case clang::TT_IsTriviallyConstructible: {
5666 assert(!Args.empty());
5671 for (
const auto *TSI : Args) {
5677 diag::err_incomplete_type_used_in_type_trait_expr))
5691 llvm::BumpPtrAllocator OpaqueExprAllocator;
5693 ArgExprs.reserve(Args.size() - 1);
5694 for (
unsigned I = 1, N = Args.size(); I != N; ++I) {
5695 QualType ArgTy = Args[I]->getType();
5723 if (Kind == clang::TT_IsConstructible)
5726 if (Kind == clang::BTT_ReferenceBindsToTemporary || Kind == clang::BTT_ReferenceConstructsFromTemporary) {
5730 if (!
Init.isDirectReferenceBinding())
5733 if (Kind == clang::BTT_ReferenceBindsToTemporary)
5737 if (
U->isReferenceType())
5745 if (Kind == clang::TT_IsNothrowConstructible)
5748 if (Kind == clang::TT_IsTriviallyConstructible) {
5751 if (
T.getNonReferenceType().hasNonTrivialObjCLifetime())
5759 llvm_unreachable(
"unhandled type trait");
5762 default: llvm_unreachable(
"not a TT");
5773 case UTT_HasNothrowAssign:
5774 case UTT_HasNothrowMoveAssign:
5775 Replacement = BTT_IsNothrowAssignable;
5777 case UTT_HasNothrowCopy:
5778 case UTT_HasNothrowConstructor:
5779 Replacement = TT_IsNothrowConstructible;
5781 case UTT_HasTrivialAssign:
5782 case UTT_HasTrivialMoveAssign:
5783 Replacement = BTT_IsTriviallyAssignable;
5785 case UTT_HasTrivialCopy:
5786 Replacement = UTT_IsTriviallyCopyable;
5788 case UTT_HasTrivialDefaultConstructor:
5789 case UTT_HasTrivialMoveConstructor:
5790 Replacement = TT_IsTriviallyConstructible;
5792 case UTT_HasTrivialDestructor:
5793 Replacement = UTT_IsTriviallyDestructible;
5798 S.
Diag(KWLoc, diag::warn_deprecated_builtin)
5804 if (Arity && N != Arity) {
5805 Diag(Loc, diag::err_type_trait_arity)
5806 << Arity << 0 << (Arity > 1) << (
int)N <<
SourceRange(Loc);
5810 if (!Arity && N == 0) {
5811 Diag(Loc, diag::err_type_trait_arity)
5823 return TypeTraitReturnType::Bool;
5833 *
this, Kind, KWLoc, Args[0]->getType()))
5836 DiagnoseBuiltinDeprecation(*
this, Kind, KWLoc);
5838 bool Dependent =
false;
5839 for (
unsigned I = 0, N = Args.size(); I != N; ++I) {
5840 if (Args[I]->getType()->isDependentType()) {
5847 case TypeTraitReturnType::Bool: {
5851 KWLoc, Kind, Args, RParenLoc,
Result);
5854 llvm_unreachable(
"unhandled type trait return type");
5861 ConvertedArgs.reserve(Args.size());
5863 for (
unsigned I = 0, N = Args.size(); I != N; ++I) {
5869 ConvertedArgs.push_back(TInfo);
5881 "Cannot evaluate traits of dependent types");
5884 case BTT_IsBaseOf: {
5892 if (!rhsRecord || !lhsRecord) {
5895 if (!LHSObjTy || !RHSObjTy)
5900 if (!BaseInterface || !DerivedInterface)
5903 if (
Self.RequireCompleteType(
5905 diag::err_incomplete_type_used_in_type_trait_expr))
5911 assert(
Self.Context.hasSameUnqualifiedType(LhsT, RhsT)
5912 == (lhsRecord == rhsRecord));
5918 if (rhsRecord && rhsRecord->getDecl()->isUnion())
5921 if (lhsRecord == rhsRecord)
5928 if (
Self.RequireCompleteType(
5930 diag::err_incomplete_type_used_in_type_trait_expr))
5933 return cast<CXXRecordDecl>(rhsRecord->getDecl())
5934 ->isDerivedFrom(cast<CXXRecordDecl>(lhsRecord->
getDecl()));
5937 return Self.Context.hasSameType(LhsT, RhsT);
5938 case BTT_TypeCompatible: {
5941 QualType Lhs =
Self.getASTContext().getUnqualifiedArrayType(LhsT, LhsQuals);
5942 QualType Rhs =
Self.getASTContext().getUnqualifiedArrayType(RhsT, RhsQuals);
5943 return Self.Context.typesAreCompatible(Lhs, Rhs);
5945 case BTT_IsConvertible:
5946 case BTT_IsConvertibleTo:
5947 case BTT_IsNothrowConvertible: {
5988 LhsT =
Self.Context.getRValueReferenceType(LhsT);
5994 Expr *FromPtr = &From;
6012 if (BTT != BTT_IsNothrowConvertible)
6018 case BTT_IsAssignable:
6019 case BTT_IsNothrowAssignable:
6020 case BTT_IsTriviallyAssignable: {
6033 Self.RequireCompleteType(
6035 diag::err_incomplete_type_used_in_type_trait_expr))
6038 Self.RequireCompleteType(
6040 diag::err_incomplete_type_used_in_type_trait_expr))
6050 LhsT =
Self.Context.getRValueReferenceType(LhsT);
6052 RhsT =
Self.Context.getRValueReferenceType(RhsT);
6070 Self.CheckUnusedVolatileAssignment(
Result.get());
6075 if (BTT == BTT_IsAssignable)
6078 if (BTT == BTT_IsNothrowAssignable)
6081 if (BTT == BTT_IsTriviallyAssignable) {
6087 return !
Result.get()->hasNonTrivialCall(
Self.Context);
6090 llvm_unreachable(
"unhandled type trait");
6093 case BTT_IsLayoutCompatible: {
6096 diag::err_incomplete_type);
6099 diag::err_incomplete_type);
6104 return Self.IsLayoutCompatible(LhsT, RhsT);
6106 case BTT_IsPointerInterconvertibleBaseOf: {
6108 !
Self.getASTContext().hasSameUnqualifiedType(LhsT, RhsT)) {
6110 diag::err_incomplete_type);
6114 tok::kw___is_pointer_interconvertible_base_of);
6116 tok::kw___is_pointer_interconvertible_base_of);
6118 return Self.IsPointerInterconvertibleBaseOf(Lhs, Rhs);
6120 default: llvm_unreachable(
"not a BTT");
6122 llvm_unreachable(
"Unknown type trait or not implemented");
6141 assert(!
T->
isDependentType() &&
"Cannot evaluate traits of dependent type");
6149 T = AT->getElementType();
6155 case ATT_ArrayExtent: {
6158 if (
Self.VerifyIntegerConstantExpression(
6159 DimExpr, &
Value, diag::err_dimension_expr_not_constant_integer)
6162 if (
Value.isSigned() &&
Value.isNegative()) {
6163 Self.Diag(KeyLoc, diag::err_dimension_expr_not_constant_integer)
6167 Dim =
Value.getLimitedValue();
6171 bool Matched =
false;
6178 T = AT->getElementType();
6183 return CAT->getLimitedSize();
6189 llvm_unreachable(
"Unknown type trait or not implemented");
6229 case ET_IsLValueExpr:
return E->
isLValue();
6230 case ET_IsRValueExpr:
6233 llvm_unreachable(
"Expression trait not covered by switch");
6259 "placeholders should have been weeded out by now");
6274 const char *OpSpelling = isIndirect ?
"->*" :
".*";
6282 Diag(Loc, diag::err_bad_memptr_rhs)
6304 Diag(Loc, diag::err_bad_memptr_lhs)
6305 << OpSpelling << 1 << LHSType
6314 OpSpelling, (
int)isIndirect)) {
6319 Diag(Loc, diag::err_bad_memptr_lhs) << OpSpelling
6326 LHSType,
Class, Loc,
6343 Diag(Loc, diag::err_pointer_to_member_type) << isIndirect;
6362 switch (Proto->getRefQualifier()) {
6371 if (Proto->isConst() && !Proto->isVolatile())
6373 ? diag::warn_cxx17_compat_pointer_to_const_ref_member_on_rvalue
6374 : diag::ext_pointer_to_const_ref_member_on_rvalue);
6376 Diag(Loc, diag::err_pointer_to_member_oper_value_classify)
6383 Diag(Loc, diag::err_pointer_to_member_oper_value_classify)
6396 if (
Result->isFunctionType()) {
6399 }
else if (isIndirect) {
6417 bool &HaveConversion,
6419 HaveConversion =
false;
6442 HaveConversion =
true;
6457 bool FDerivedFromT = FRec && TRec && FRec != TRec &&
6458 Self.IsDerivedFrom(QuestionLoc, FTy, TTy);
6459 if (FRec && TRec && (FRec == TRec || FDerivedFromT ||
6460 Self.IsDerivedFrom(QuestionLoc, TTy, FTy))) {
6464 if (FRec == TRec || FDerivedFromT) {
6469 HaveConversion =
true;
6492 HaveConversion = !InitSeq.
Failed();
6510 Self.AddBuiltinOperatorCandidates(OO_Conditional, QuestionLoc, Args,
6518 LHS.
get(), Best->BuiltinParamTypes[0], Best->Conversions[0],
6525 RHS.
get(), Best->BuiltinParamTypes[1], Best->Conversions[1],
6531 Self.MarkFunctionReferenced(QuestionLoc, Best->Function);
6540 if (
Self.DiagnoseConditionalForNull(LHS.
get(), RHS.
get(), QuestionLoc))
6543 Self.Diag(QuestionLoc, diag::err_typecheck_cond_incompatible_operands)
6549 Self.Diag(QuestionLoc, diag::err_conditional_ambiguous_ovl)
6557 llvm_unreachable(
"Conditional operator has only built-in overloads");
6586 assert(!EltTy->
isEnumeralType() &&
"Vectors cant be enum types");
6596 assert(!EltTy->
isEnumeralType() &&
"Vectors cant be enum types");
6608 QualType CondElementTy = CondVT->getElementType();
6609 unsigned CondElementCount = CondVT->getNumElements();
6618 if (LHSVT && RHSVT) {
6619 if (isa<ExtVectorType>(CondVT) != isa<ExtVectorType>(LHSVT)) {
6620 Diag(QuestionLoc, diag::err_conditional_vector_cond_result_mismatch)
6621 << isa<ExtVectorType>(CondVT);
6627 Diag(QuestionLoc, diag::err_conditional_vector_mismatched)
6628 << LHSType << RHSType;
6632 }
else if (LHSVT || RHSVT) {
6634 LHS, RHS, QuestionLoc,
false,
true,
6638 if (ResultType.isNull())
6651 Diag(QuestionLoc, diag::err_conditional_vector_operand_type)
6666 assert(!ResultType.isNull() && ResultType->isVectorType() &&
6668 "Result should have been a vector type");
6669 auto *ResultVectorTy = ResultType->castAs<
VectorType>();
6670 QualType ResultElementTy = ResultVectorTy->getElementType();
6671 unsigned ResultElementCount = ResultVectorTy->getNumElements();
6673 if (ResultElementCount != CondElementCount) {
6674 Diag(QuestionLoc, diag::err_conditional_vector_size) << CondType
6681 Diag(QuestionLoc, diag::err_conditional_vector_element_size) << CondType
6699 llvm::ElementCount CondElementCount =
6711 if (LHSBT && RHSBT) {
6714 Diag(QuestionLoc, diag::err_conditional_vector_mismatched)
6715 << LHSType << RHSType;
6718 ResultType = LHSType;
6719 }
else if (LHSBT || RHSBT) {
6722 if (ResultType.isNull())
6731 ResultElementTy = LHSType;
6737 Diag(QuestionLoc, diag::err_conditional_vector_operand_type)
6743 ResultElementTy, CondElementCount.getKnownMinValue());
6749 assert(!ResultType.isNull() && ResultType->isSveVLSBuiltinType() &&
6750 "Result should have been a vector type");
6751 auto *ResultBuiltinTy = ResultType->castAs<
BuiltinType>();
6753 llvm::ElementCount ResultElementCount =
6756 if (ResultElementCount != CondElementCount) {
6757 Diag(QuestionLoc, diag::err_conditional_vector_size)
6758 << CondType << ResultType;
6764 Diag(QuestionLoc, diag::err_conditional_vector_element_size)
6765 << CondType << ResultType;
6802 bool IsVectorConditional =
6805 bool IsSizelessVectorConditional =
6812 ExprResult CondRes = IsVectorConditional || IsSizelessVectorConditional
6838 if (LVoid || RVoid) {
6847 if (IsVectorConditional) {
6850 bool IsThrow = LVoid ? LThrow : RThrow;
6851 Diag(DiagLoc.
getBegin(), diag::err_conditional_vector_has_void)
6852 << DiagLoc << IsThrow;
6856 if (LThrow != RThrow) {
6857 Expr *NonThrow = LThrow ? RHS.
get() : LHS.
get();
6871 Diag(QuestionLoc, diag::err_conditional_void_nonvoid)
6872 << (LVoid ? RTy : LTy) << (LVoid ? 0 : 1)
6878 if (IsVectorConditional)
6881 if (IsSizelessVectorConditional)
6886 Diag(QuestionLoc, diag::err_wasm_table_conditional_expression)
6899 bool HaveL2R, HaveR2L;
6906 if (HaveL2R && HaveR2L) {
6907 Diag(QuestionLoc, diag::err_conditional_ambiguous)
6919 }
else if (HaveR2L) {
6943 ReferenceConversions::Qualification |
6944 ReferenceConversions::NestedQualification |
6945 ReferenceConversions::Function;
6950 !(RefConv & ~AllowedConversions) &&
6958 !(RefConv & ~AllowedConversions) &&
6974 if (Same && LVK == RVK && LVK !=
VK_PRValue &&
7048 diag::err_typecheck_cond_incompatible_operands) << LTy << RTy
7086 Diag(QuestionLoc, diag::err_typecheck_cond_incompatible_operands)
7117 bool T2IsPointerLike = T2->isAnyPointerType() || T2->isMemberPointerType() ||
7118 T2->isNullPtrType();
7119 if (!T1IsPointerLike && !T2IsPointerLike)
7127 if (T1IsPointerLike &&
7131 ? CK_NullToMemberPointer
7132 : CK_NullToPointer).
get();
7135 if (T2IsPointerLike &&
7139 ? CK_NullToMemberPointer
7140 : CK_NullToPointer).
get();
7145 if (!T1IsPointerLike || !T2IsPointerLike)
7148 "nullptr_t should be a null pointer constant");
7151 enum Kind {
Pointer, ObjCPointer, MemberPointer, Array } K;
7156 const Type *ClassOrBound;
7158 Step(Kind K,
const Type *ClassOrBound =
nullptr)
7159 : K(K), ClassOrBound(ClassOrBound) {}
7170 if (
auto *CAT = cast_or_null<ConstantArrayType>(ClassOrBound))
7172 ArraySizeModifier::Normal, 0);
7176 llvm_unreachable(
"unknown step kind");
7198 unsigned NeedConstBefore = 0;
7207 if (!Steps.empty()) {
7217 }
else if (Steps.size() == 1) {
7220 if (MaybeQ1 == MaybeQ2) {
7239 assert(Steps.size() == 1);
7247 assert(Steps.size() == 1);
7251 Steps.back().Quals = Quals;
7252 if (Q1 != Quals || Q2 != Quals)
7253 NeedConstBefore = Steps.size() - 1;
7261 auto *CAT1 = dyn_cast<ConstantArrayType>(Arr1);
7262 auto *CAT2 = dyn_cast<ConstantArrayType>(Arr2);
7263 if (CAT1 && CAT2 && CAT1->getSize() == CAT2->getSize()) {
7266 Steps.emplace_back(Step::Array, CAT1);
7269 bool IAT1 = isa<IncompleteArrayType>(Arr1);
7270 bool IAT2 = isa<IncompleteArrayType>(Arr2);
7271 if ((IAT1 && IAT2) ||
7273 ((
bool)CAT1 != (
bool)CAT2) &&
7274 (Steps.empty() || Steps.back().K != Step::Array))) {
7280 Steps.emplace_back(Step::Array);
7282 NeedConstBefore = Steps.size();
7292 Steps.emplace_back(Step::Pointer);
7301 Steps.emplace_back(Step::ObjCPointer);
7325 else if (Steps.empty())
7331 Steps.emplace_back(Step::MemberPointer,
Class);
7343 Steps.emplace_back(Step::Pointer);
7381 if (Steps.size() == 1) {
7400 FPT1->getParamTypes(), EPI1);
7402 FPT2->getParamTypes(), EPI2);
7408 if (Steps.size() == 1 && Steps.front().K == Step::Pointer &&
7414 Composite2 = Composite1;
7416 Composite1 = Composite2;
7425 Composite1 = Composite2;
7427 Composite2 = Composite1;
7437 for (
unsigned I = 0; I != NeedConstBefore; ++I)
7438 Steps[I].Quals.addConst();
7442 for (
auto &S : llvm::reverse(Steps))
7443 Composite = S.rebuild(
Context, Composite);
7464 E1 = E1Result.
get();
7469 E2 = E2Result.
get();
7479 assert(!isa<CXXBindTemporaryExpr>(E) &&
"Double-bound temporary?");
7490 bool ReturnsRetained;
7495 Expr *Callee =
Call->getCallee()->IgnoreParens();
7501 T = BinOp->getRHS()->getType();
7502 else if (
MemberExpr *Mem = dyn_cast<MemberExpr>(Callee))
7503 T = Mem->getMemberDecl()->getType();
7518 }
else if (isa<StmtExpr>(E)) {
7519 ReturnsRetained =
true;
7523 }
else if (isa<CastExpr>(E) &&
7524 isa<BlockExpr>(cast<CastExpr>(E)->getSubExpr())) {
7533 D = Send->getMethodDecl();
7534 }
else if (
ObjCBoxedExpr *BoxedExpr = dyn_cast<ObjCBoxedExpr>(E)) {
7535 D = BoxedExpr->getBoxingMethod();
7539 if (ArrayLit->getNumElements() == 0 &&
7543 D = ArrayLit->getArrayWithObjectsMethod();
7545 = dyn_cast<ObjCDictionaryLiteral>(E)) {
7548 if (DictLit->getNumElements() == 0 &&
7552 D = DictLit->getDictWithObjectsMethod();
7555 ReturnsRetained = (D && D->
hasAttr<NSReturnsRetainedAttr>());
7560 if (!ReturnsRetained &&
7571 CastKind ck = (ReturnsRetained ? CK_ARCConsumeObject
7572 : CK_ARCReclaimReturnedObject);
7590 RT = cast<RecordType>(
T);
7592 case Type::ConstantArray:
7593 case Type::IncompleteArray:
7594 case Type::VariableArray:
7595 case Type::DependentSizedArray:
7596 T = cast<ArrayType>(
T)->getElementType().getTypePtr();
7616 PDiag(diag::err_access_dtor_temp)
7647 assert(SubExpr &&
"subexpression can't be null!");
7669 assert(SubStmt &&
"sub-statement can't be null!");
7696 "not in a decltype expression");
7713 if (
ParenExpr *PE = dyn_cast<ParenExpr>(E)) {
7717 if (SubExpr.
get() == PE->getSubExpr())
7722 if (BO->getOpcode() == BO_Comma) {
7726 if (RHS.
get() == BO->getRHS())
7729 BO->
getType(), BO->getValueKind(),
7730 BO->getObjectKind(), BO->getOperatorLoc(),
7731 BO->getFPFeatures());
7758 for (
unsigned I = 0, N =
ExprEvalContexts.back().DelayedDecltypeCalls.size();
7761 if (
Call == TopCall)
7771 for (
unsigned I = 0, N =
ExprEvalContexts.back().DelayedDecltypeBinds.size();
7775 if (
Bind == TopBind)
7781 Bind->getType()->getBaseElementTypeUnsafe()->getAsCXXRecordDecl();
7787 PDiag(diag::err_access_dtor_temp)
7788 <<
Bind->getType());
7803 unsigned SkipStart = OperatorArrows.size(), SkipCount = 0;
7806 if (OperatorArrows.size() > Limit) {
7808 SkipStart = (Limit - 1) / 2 + (Limit - 1) % 2;
7809 SkipCount = OperatorArrows.size() - (Limit - 1);
7812 for (
unsigned I = 0; I < OperatorArrows.size(); ) {
7813 if (I == SkipStart) {
7814 S.
Diag(OperatorArrows[I]->getLocation(),
7815 diag::note_operator_arrows_suppressed)
7819 S.
Diag(OperatorArrows[I]->getLocation(), diag::note_operator_arrow_here)
7820 << OperatorArrows[I]->getCallResultType();
7830 bool &MayBePseudoDestructor) {
7841 MayBePseudoDestructor =
false;
7846 if (OpKind == tok::arrow)
7851 MayBePseudoDestructor =
true;
7858 if (OpKind == tok::arrow) {
7860 bool NoArrowOperatorFound =
false;
7861 bool FirstIteration =
true;
7869 if (OperatorArrows.size() >=
getLangOpts().ArrowDepth) {
7870 Diag(OpLoc, diag::err_operator_arrow_depth_exceeded)
7871 << StartingType <<
getLangOpts().ArrowDepth <<
Base->getSourceRange();
7873 Diag(OpLoc, diag::note_operator_arrow_depth)
7886 : &NoArrowOperatorFound);
7887 if (
Result.isInvalid()) {
7888 if (NoArrowOperatorFound) {
7889 if (FirstIteration) {
7890 Diag(OpLoc, diag::err_typecheck_member_reference_suggestion)
7891 << BaseType << 1 <<
Base->getSourceRange()
7893 OpKind = tok::period;
7896 Diag(OpLoc, diag::err_typecheck_member_reference_arrow)
7897 << BaseType <<
Base->getSourceRange();
7901 diag::note_member_reference_arrow_from_operator_arrow);
7908 OperatorArrows.push_back(OpCall->getDirectCallee());
7909 BaseType =
Base->getType();
7911 if (!CTypes.insert(CBaseType).second) {
7912 Diag(OpLoc, diag::err_operator_arrow_circular) << StartingType;
7916 FirstIteration =
false;
7919 if (OpKind == tok::arrow) {
7923 BaseType = AT->getElementType();
7945 MayBePseudoDestructor =
true;
7957 diag::err_incomplete_member_access)) {
7972 if (
Base->hasPlaceholderType()) {
7977 ObjectType =
Base->getType();
7985 if (OpKind == tok::arrow) {
7995 ObjectType =
Base->getType();
8000 }
else if (!
Base->isTypeDependent()) {
8002 S.
Diag(OpLoc, diag::err_typecheck_member_reference_suggestion)
8003 << ObjectType <<
true
8008 OpKind = tok::period;
8050 Diag(OpLoc, diag::ext_pseudo_dtor_on_void) <<
Base->getSourceRange();
8052 Diag(OpLoc, diag::err_pseudo_dtor_base_not_scalar)
8053 << ObjectType <<
Base->getSourceRange();
8061 if (DestructedTypeInfo) {
8074 Diag(OpLoc, diag::err_typecheck_member_reference_suggestion)
8075 << ObjectType << 0 <<
Base->getSourceRange();
8079 *
this, DestructedType))
8084 ObjectType = DestructedType;
8085 OpKind = tok::arrow;
8087 Diag(DestructedTypeStart, diag::err_pseudo_dtor_type_mismatch)
8088 << ObjectType << DestructedType <<
Base->getSourceRange()
8092 DestructedType = ObjectType;
8093 DestructedTypeInfo =
8104 Diag(DestructedTypeStart, diag::err_arc_pseudo_dtor_inconstant_quals)
8105 << ObjectType << DestructedType <<
Base->getSourceRange()
8110 DestructedType = ObjectType;
8112 DestructedTypeStart);
8125 if (ScopeTypeInfo) {
8127 if (!ScopeType->isDependentType() && !ObjectType->
isDependentType() &&
8131 diag::err_pseudo_dtor_type_mismatch)
8132 << ObjectType << ScopeType <<
Base->getSourceRange()
8136 ScopeTypeInfo =
nullptr;
8142 OpKind == tok::arrow, OpLoc,
8162 "Invalid first type name in pseudo-destructor");
8165 "Invalid second type name in pseudo-destructor");
8189 S, &SS,
true,
false, ObjectTypePtrForLookup,
8202 diag::err_pseudo_dtor_destructor_non_type)
8208 DestructedType = ObjectType;
8226 if (
T.isInvalid() || !
T.get()) {
8228 DestructedType = ObjectType;
8235 if (!DestructedType.
isNull()) {
8236 if (!DestructedTypeInfo)
8250 S, &SS,
true,
false, ObjectTypePtrForLookup,
8254 diag::err_pseudo_dtor_destructor_non_type)
8279 if (
T.isInvalid() || !
T.get()) {
8287 if (!ScopeType.isNull() && !ScopeTypeInfo)
8293 ScopeTypeInfo, CCLoc, TildeLoc,
8324 cast<PackIndexingType>(
T.getTypePtr())->getPattern(),
8331 llvm_unreachable(
"Unsupported type in pseudo destructor");
8357 Operand->HasSideEffects(
Context,
false)) {
8360 Diag(Operand->getExprLoc(), diag::warn_side_effects_unevaluated_context);
8376 bool IsCompoundAssign =
false;
8377 bool isIncrementDecrementUnaryOp =
false;
8379 if (BO->getLHS()->getType()->isDependentType() ||
8380 BO->getRHS()->getType()->isDependentType()) {
8381 if (BO->getOpcode() != BO_Assign)
8383 }
else if (!BO->isAssignmentOp())
8386 IsCompoundAssign = BO->isCompoundAssignmentOp();
8387 LHS = dyn_cast<DeclRefExpr>(BO->getLHS());
8389 if (COCE->getOperator() != OO_Equal)
8391 LHS = dyn_cast<DeclRefExpr>(COCE->getArg(0));
8392 }
else if (
UnaryOperator *UO = dyn_cast<UnaryOperator>(E)) {
8393 if (!UO->isIncrementDecrementOp())
8395 isIncrementDecrementUnaryOp =
true;
8396 LHS = dyn_cast<DeclRefExpr>(UO->getSubExpr());
8406 if ((IsCompoundAssign || isIncrementDecrementUnaryOp) &&
8412 iter->getSecond()--;
8477 if (!
T->getDecl()->isComplete()) {
8491 diag::err_incomplete_type);
8517 if (isa<ParmVarDecl>(Var))
return true;
8518 const VarDecl *DefVD =
nullptr;
8552 while (DC && isa<CapturedDecl>(DC))
8556 "The current call operator must be synchronized with Sema's CurContext");
8577 !IsFullExprInstantiationDependent)
8586 if (
const std::optional<unsigned> Index =
8590 const bool IsVarNeverAConstantExpression =
8592 if (!IsFullExprInstantiationDependent || IsVarNeverAConstantExpression) {
8604 DeclRefType,
nullptr)) {
8610 DeclRefType,
nullptr);
8619 if (
const std::optional<unsigned> Index =
8622 const unsigned FunctionScopeIndexOfCapturableLambda = *Index;
8625 &FunctionScopeIndexOfCapturableLambda);
8637 Consumer.getLookupResult().getLookupKind());
8650 if (ND->isCXXClassMember()) {
8654 Record = NNS->getAsType()->getAsCXXRecordDecl();
8657 dyn_cast<CXXRecordDecl>(ND->getDeclContext()->getRedeclContext());
8664 NewSS, R,
Consumer.isAddressOfOperand()))
8668 }
else if (
auto *Ivar = dyn_cast<ObjCIvarDecl>(ND)) {
8670 Ivar->getIdentifier());
8684 : TypoExprs(TypoExprs) {}
8686 TypoExprs.insert(TE);
8691class TransformTypos :
public TreeTransform<TransformTypos> {
8698 llvm::SmallDenseMap<TypoExpr *, ExprResult, 2> TransformCache;
8699 llvm::SmallDenseMap<OverloadExpr *, Expr *, 4> OverloadResolution;
8711 void EmitAllDiagnostics(
bool IsAmbiguous) {
8713 auto &State = SemaRef.getTypoExprState(TE);
8714 if (State.DiagHandler) {
8725 Replacement.isInvalid() ?
nullptr : Replacement.get()))
8728 State.DiagHandler(TC);
8730 SemaRef.clearDelayedTypo(TE);
8748 bool CheckAndAdvanceTypoExprCorrectionStreams() {
8749 for (
auto *TE : TypoExprs) {
8750 auto &State = SemaRef.getTypoExprState(TE);
8751 TransformCache.erase(TE);
8752 if (!State.Consumer->hasMadeAnyCorrectionProgress())
8754 if (!State.Consumer->finished())
8756 State.Consumer->resetCorrectionStream();
8762 if (
auto *OE = dyn_cast_or_null<OverloadExpr>(E))
8763 E = OverloadResolution[OE];
8767 if (
auto *DRE = dyn_cast<DeclRefExpr>(E))
8768 return DRE->getFoundDecl();
8769 if (
auto *ME = dyn_cast<MemberExpr>(E))
8780 if (Trap.hasErrorOccurred() || Res.
isInvalid())
8783 return ExprFilter(Res.
get());
8797 auto SavedTypoExprs = std::move(TypoExprs);
8798 auto SavedAmbiguousTypoExprs = std::move(AmbiguousTypoExprs);
8800 AmbiguousTypoExprs.clear();
8802 FindTypoExprs(TypoExprs).TraverseStmt(FixedExpr);
8803 if (!TypoExprs.empty()) {
8807 RecursiveTransformLoop(FixedExpr, IsAmbiguous);
8815 auto &SemaTypoExprs = SemaRef.TypoExprs;
8816 for (
auto *TE : TypoExprs) {
8817 TransformCache.erase(TE);
8818 SemaRef.clearDelayedTypo(TE);
8820 auto SI = find(SemaTypoExprs, TE);
8821 if (SI != SemaTypoExprs.end()) {
8822 SemaTypoExprs.erase(SI);
8829 SavedTypoExprs.set_union(TypoExprs);
8833 TypoExprs = std::move(SavedTypoExprs);
8834 AmbiguousTypoExprs = std::move(SavedAmbiguousTypoExprs);
8846 auto SavedTypoExprs = std::move(SemaRef.TypoExprs);
8847 SemaRef.TypoExprs.clear();
8850 Res = CheckForRecursiveTypos(TryTransform(E), IsAmbiguous);
8864 if (!CheckAndAdvanceTypoExprCorrectionStreams())
8869 if (!IsAmbiguous && !Res.
isInvalid() && !AmbiguousTypoExprs.empty()) {
8870 auto SavedTransformCache =
8871 llvm::SmallDenseMap<TypoExpr *, ExprResult, 2>(TransformCache);
8875 while (!AmbiguousTypoExprs.empty()) {
8876 auto TE = AmbiguousTypoExprs.back();
8880 SemaRef.getTypoExprState(TE).Consumer->saveCurrentPosition();
8882 TypoCorrection TC = SemaRef.getTypoExprState(TE).Consumer->peekNextCorrection();
8888 TransformCache.erase(TE);
8889 ExprResult AmbigRes = CheckForRecursiveTypos(TryTransform(E), IsAmbiguous);
8891 if (!AmbigRes.
isInvalid() || IsAmbiguous) {
8892 SemaRef.getTypoExprState(TE).Consumer->resetCorrectionStream();
8893 SavedTransformCache.erase(TE);
8898 }
while ((Next = SemaRef.getTypoExprState(TE).Consumer->peekNextCorrection()) &&
8904 AmbiguousTypoExprs.remove(TE);
8905 SemaRef.getTypoExprState(TE).Consumer->restoreSavedPosition();
8906 TransformCache[TE] = SavedTransformCache[TE];
8908 TransformCache = std::move(SavedTransformCache);
8915 auto &SemaTypoExprs = SemaRef.TypoExprs;
8916 for (
auto Iterator = SemaTypoExprs.begin(); Iterator != SemaTypoExprs.end();) {
8917 auto TE = *Iterator;
8918 auto FI = find(TypoExprs, TE);
8919 if (FI != TypoExprs.end()) {
8923 SemaRef.clearDelayedTypo(TE);
8924 Iterator = SemaTypoExprs.erase(Iterator);
8926 SemaRef.TypoExprs = std::move(SavedTypoExprs);
8933 : BaseTransform(SemaRef), InitDecl(InitDecl), ExprFilter(
Filter) {}
8938 Expr *ExecConfig =
nullptr) {
8939 auto Result = BaseTransform::RebuildCallExpr(Callee, LParenLoc, Args,
8940 RParenLoc, ExecConfig);
8941 if (
auto *OE = dyn_cast<OverloadExpr>(Callee)) {
8942 if (Result.isUsable()) {
8943 Expr *ResultCall = Result.get();
8944 if (
auto *BE = dyn_cast<CXXBindTemporaryExpr>(ResultCall))
8945 ResultCall = BE->getSubExpr();
8946 if (
auto *CE = dyn_cast<CallExpr>(ResultCall))
8947 OverloadResolution[OE] = CE->getCallee();
8958 bool IsAmbiguous =
false;
8959 ExprResult Res = RecursiveTransformLoop(E, IsAmbiguous);
8962 FindTypoExprs(TypoExprs).TraverseStmt(E);
8964 EmitAllDiagnostics(IsAmbiguous);
8973 auto &CacheEntry = TransformCache[E];
8974 if (!TypoExprs.insert(E) && !CacheEntry.isUnset()) {
8979 assert(State.Consumer &&
"Cannot transform a cleared TypoExpr");
8983 while (
TypoCorrection TC = State.Consumer->getNextCorrection()) {
8989 State.RecoveryHandler(SemaRef, E, TC) :
8991 if (!
NE.isInvalid()) {
8996 if ((Next = State.Consumer->peekNextCorrection()) &&
8998 AmbiguousTypoExprs.insert(E);
9000 AmbiguousTypoExprs.remove(E);
9002 assert(!
NE.isUnset() &&
9003 "Typo was transformed into a valid-but-null ExprResult");
9004 return CacheEntry =
NE;
9014 bool RecoverUncorrectedTypos,
9022 auto TyposResolved = DelayedTypos.size();
9023 auto Result = TransformTypos(*
this, InitDecl, Filter).Transform(E);
9024 TyposResolved -= DelayedTypos.size();
9027 if (
Result.isInvalid() && RecoverUncorrectedTypos) {
9035 return TT.TransformExpr(E);
9039 assert(TyposResolved == 0 &&
"Corrected typo but got same Expr back?");
9045 bool DiscardedValue,
bool IsConstexpr,
9046 bool IsTemplateArgument) {
9055 if (DiscardedValue) {
9080 CheckCompletedExpr(
FullExpr.get(), CC, IsConstexpr);
9129 while (DC && isa<CapturedDecl>(DC))
9132 if (IsInLambdaDeclContext && CurrentLSI &&
9159 RedeclarationKind::NotForRedeclaration);
9177 llvm_unreachable(
"Invalid LookupResult Kind!");
9205 "Exactly one of TypeName and TemplateId must be specified.");
9273 E,
false, NoexceptLoc,
9301 auto *Param = cast<TemplateTypeParmDecl>(TPL->
getParam(0));
9306 assert(TC &&
"Type Constraint cannot be null here");
9308 assert(IDC &&
"ImmediatelyDeclaredConstraint can't be null here.");
9313 [&](llvm::raw_ostream &
OS) {
9314 IDC->printPretty(OS, nullptr,
9315 getPrintingPolicy());
9317 IsSimple, NoexceptLoc, ReturnTypeRequirement);
9319 SubstitutedConstraintExpr =
9320 cast<ConceptSpecializationExpr>(Constraint.
get());
9325 ReturnTypeRequirement, Status,
9326 SubstitutedConstraintExpr);
9335 IsSimple, NoexceptLoc,
9336 ReturnTypeRequirement);
9369 InvalidConstraintEntity,
9385 if (Param->hasDefaultArg())
9389 Diag(Param->getDefaultArgRange().getBegin(),
9390 diag::err_requires_expr_local_parameter_default_argument);
9393 Param->setDeclContext(Body);
9395 if (Param->getIdentifier()) {
9404 assert(
CurContext &&
"DeclContext imbalance!");
9406 assert(
CurContext &&
"Popped translation unit!");
9415 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.
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 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 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 bool EvaluateBooleanTypeTrait(Sema &S, TypeTrait Kind, SourceLocation KWLoc, ArrayRef< TypeSourceInfo * > Args, SourceLocation RParenLoc, bool IsDependent)
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.
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
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 getUnqualifiedArrayType(QualType T, Qualifiers &Quals)
Return this type as a completely-unqualified array type, capturing the qualifiers in Quals.
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.
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
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".
bool hasAutoTypeSpec() const
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.
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.
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.
void setVisibleDespiteOwningModule()
Set that this declaration is globally visible, even if it came from a module that is not visible.
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.
const DeclaratorChunk & getTypeObject(unsigned i) const
Return the specified TypeInfo from this declarator.
const DeclSpec & getDeclSpec() const
getDeclSpec - Return the declaration-specifier that this declarator was declared with.
SourceLocation getEndLoc() const LLVM_READONLY
void DropFirstTypeObject()
unsigned getNumTypeObjects() const
Return the number of types applied to this declarator.
bool isInvalidType() const
SourceRange getSourceRange() const LLVM_READONLY
Get the source range that spans this declarator.
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.
NamedDecl * getUnderlyingDecl()
Looks through UsingDecls and ObjCCompatibleAliasDecls for the underlying named decl.
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.
ObjCMethodFamily getMethodFamily() const
Determines the family of this method.
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 parethesized 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.
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...
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 FindCompositeObjCPointerType(ExprResult &LHS, ExprResult &RHS, SourceLocation QuestionLoc)
FindCompositeObjCPointerType - Helper method to find composite type of two objective-c pointer types ...
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...
bool CheckObjCARCUnavailableWeakConversion(QualType castType, QualType ExprType)
@ 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.
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.
AssignConvertType CheckTransparentUnionArgumentConstraints(QualType ArgType, ExprResult &RHS)
NamespaceDecl * getOrCreateStdNamespace()
Retrieve the special "std" namespace, which may require us to implicitly define the namespace.
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)
ActOnCXXThrow - Parse throw expressions.
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
QualType BuiltinRemoveReference(QualType BaseType, UTTKind UKind, SourceLocation Loc)
LazyDeclPtr StdBadAlloc
The C++ "std::bad_alloc" class, which is defined by the C++ standard library.
CastKind PrepareCastToObjCObjectPointer(ExprResult &E)
Prepare a conversion of the given expression to an ObjC object pointer type.
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 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)
bool LookupParsedName(LookupResult &R, Scope *S, CXXScopeSpec *SS, 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...
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.
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.
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)
ActOnCXXNew - Parsed a C++ 'new' expression.
@ 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.
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 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.
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...
PartialDiagnostic PDiag(unsigned DiagID=0)
Build a partial diagnostic.
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)
void EmitRelatedResultTypeNote(const Expr *E)
If the given expression involves a message send to a method with a related result type,...
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)
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 Element
Element - Between the second and third conversion a vector or matrix element 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 hasFloatingRepresentation() const
Determine whether this type has a floating-point representation of some sort, e.g....
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...
SourceLocation getEndLoc() const LLVM_READONLY
SourceLocation getBeginLoc() const LLVM_READONLY
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.
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.
enum clang::DeclaratorChunk::@221 Kind
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...