24#include "llvm/Support/raw_ostream.h"
28 class DeclPrinter :
public DeclVisitor<DeclPrinter> {
33 bool PrintInstantiation;
35 raw_ostream& Indent() {
return Indent(Indentation); }
36 raw_ostream& Indent(
unsigned Indentation);
52 enum class AttrPrintLoc {
61 void prettyPrintAttributes(
Decl *D, raw_ostream &out,
62 AttrPrintLoc loc = AttrPrintLoc::Any);
66 const ASTContext &Context,
unsigned Indentation = 0,
67 bool PrintInstantiation =
false)
68 : Out(Out), Policy(Policy), Context(Context), Indentation(Indentation),
69 PrintInstantiation(PrintInstantiation) {}
71 void VisitDeclContext(
DeclContext *DC,
bool Indent =
true);
98 void VisitClassTemplateSpecializationDecl(
100 void VisitClassTemplatePartialSpecializationDecl(
127 bool OmitTemplateKW =
false);
133 inline void prettyPrintAttributes(
Decl *D) {
134 prettyPrintAttributes(D, Out);
137 void prettyPrintPragmas(
Decl *D);
138 void printDeclType(
QualType T, StringRef DeclName,
bool Pack =
false);
143 bool PrintInstantiation)
const {
148 unsigned Indentation,
bool PrintInstantiation)
const {
149 DeclPrinter Printer(Out, Policy,
getASTContext(), Indentation,
151 Printer.Visit(
const_cast<Decl*
>(
this));
155 bool OmitTemplateKW)
const {
161 bool OmitTemplateKW)
const {
162 DeclPrinter Printer(Out, Policy, Context);
163 Printer.printTemplateParameters(
this, OmitTemplateKW);
177 else if (
const ArrayType *ATy = dyn_cast<ArrayType>(BaseType))
178 BaseType = ATy->getElementType();
180 BaseType = FTy->getReturnType();
182 BaseType = VTy->getElementType();
186 BaseType = ATy->getDeducedType();
188 BaseType = PTy->desugar();
198 return TDD->getUnderlyingType();
199 if (
ValueDecl* VD = dyn_cast<ValueDecl>(D))
200 return VD->getType();
206 unsigned Indentation) {
208 (*Begin)->print(Out, Policy, Indentation);
227 if (!isFirst) Out <<
", ";
232 (*Begin)->print(Out, SubPolicy, Indentation);
242 ASTContext &Ctx = cast<TranslationUnitDecl>(DC)->getASTContext();
244 Printer.VisitDeclContext(
const_cast<DeclContext *
>(
this),
false);
247raw_ostream& DeclPrinter::Indent(
unsigned Indentation) {
248 for (
unsigned i = 0; i != Indentation; ++i)
254#include "clang/Basic/AttrLeftSideCanPrintList.inc"
257#include "clang/Basic/AttrLeftSideMustPrintList.inc"
260#ifdef CLANG_ATTR_LIST_CanPrintOnLeft
262 CLANG_ATTR_LIST_CanPrintOnLeft
280#ifdef CLANG_ATTR_LIST_PrintOnLeft
282 CLANG_ATTR_LIST_PrintOnLeft
299void DeclPrinter::prettyPrintAttributes(
Decl *D, llvm::raw_ostream &Out,
306 for (
auto *A : Attrs) {
307 if (A->isInherited() || A->isImplicit())
310 AttrPrintLoc AttrLoc = AttrPrintLoc::Right;
314 AttrLoc = AttrPrintLoc::Left;
322 AttrLoc = AttrPrintLoc::Left;
326 else if (
const VarDecl *VD = dyn_cast<VarDecl>(D);
329 AttrLoc = AttrPrintLoc::Left;
332 if ((Loc & AttrLoc) != AttrPrintLoc::None)
333 A->printPretty(Out, Policy);
338void DeclPrinter::prettyPrintPragmas(
Decl *D) {
344 for (
auto *A : Attrs) {
345 switch (A->getKind()) {
347#define PRAGMA_SPELLING_ATTR(X) case attr::X:
348#include "clang/Basic/AttrList.inc"
349 A->printPretty(Out, Policy);
359void DeclPrinter::printDeclType(
QualType T, StringRef DeclName,
bool Pack) {
365 T = PET->getPattern();
367 T.
print(Out, Policy, (Pack ?
"..." :
"") + DeclName, Indentation);
380 if (AccessSpelling.empty())
381 llvm_unreachable(
"No access specifier!");
382 Out << AccessSpelling;
386 std::string &Proto) {
387 bool HasInitializerList =
false;
388 for (
const auto *BMInitializer : CDecl->
inits()) {
389 if (BMInitializer->isInClassMemberInitializer())
391 if (!BMInitializer->isWritten())
394 if (!HasInitializerList) {
398 HasInitializerList =
true;
402 if (BMInitializer->isAnyMemberInitializer()) {
403 FieldDecl *FD = BMInitializer->getAnyMember();
405 }
else if (BMInitializer->isDelegatingInitializer()) {
411 if (
Expr *
Init = BMInitializer->getInit()) {
412 bool OutParens = !isa<InitListExpr>(
Init);
418 Init = Tmp->getSubExpr();
422 Expr *SimpleInit =
nullptr;
423 Expr **Args =
nullptr;
424 unsigned NumArgs = 0;
426 Args = ParenList->getExprs();
427 NumArgs = ParenList->getNumExprs();
429 dyn_cast<CXXConstructExpr>(
Init)) {
430 Args = Construct->getArgs();
431 NumArgs = Construct->getNumArgs();
436 SimpleInit->
printPretty(Out,
nullptr, Policy, Indentation,
"\n",
439 for (
unsigned I = 0; I != NumArgs; ++I) {
440 assert(Args[I] !=
nullptr &&
"Expected non-null Expr");
441 if (isa<CXXDefaultArgExpr>(Args[I]))
446 Args[I]->
printPretty(Out,
nullptr, Policy, Indentation,
"\n",
457 if (BMInitializer->isPackExpansion())
466void DeclPrinter::VisitDeclContext(
DeclContext *DC,
bool Indent) {
479 if (isa<ObjCIvarDecl>(*D))
488 if (
auto FD = dyn_cast<FunctionDecl>(*D))
490 !isa<ClassTemplateSpecializationDecl>(DC))
506 if (!Decls.empty() && !CurDeclType.
isNull()) {
508 if (!BaseType.
isNull() && isa<ElaboratedType>(BaseType) &&
509 cast<ElaboratedType>(BaseType)->getOwnedTagDecl() == Decls[0]) {
517 ProcessDeclGroup(Decls);
521 if (isa<TagDecl>(*D) && !cast<TagDecl>(*D)->isFreeStanding()) {
526 if (isa<AccessSpecDecl>(*D)) {
539 const char *Terminator =
nullptr;
540 if (isa<OMPThreadPrivateDecl>(*D) || isa<OMPDeclareReductionDecl>(*D) ||
541 isa<OMPDeclareMapperDecl>(*D) || isa<OMPRequiresDecl>(*D) ||
542 isa<OMPAllocateDecl>(*D))
543 Terminator =
nullptr;
544 else if (isa<ObjCMethodDecl>(*D) && cast<ObjCMethodDecl>(*D)->hasBody())
545 Terminator =
nullptr;
546 else if (
auto FD = dyn_cast<FunctionDecl>(*D)) {
547 if (FD->doesThisDeclarationHaveABody() && !FD->isDefaulted())
548 Terminator =
nullptr;
551 }
else if (
auto TD = dyn_cast<FunctionTemplateDecl>(*D)) {
552 if (TD->getTemplatedDecl()->doesThisDeclarationHaveABody())
553 Terminator =
nullptr;
559 Terminator =
nullptr;
560 else if (isa<EnumConstantDecl>(*D)) {
571 ((isa<FunctionDecl>(*D) &&
572 cast<FunctionDecl>(*D)->doesThisDeclarationHaveABody()) ||
573 (isa<FunctionTemplateDecl>(*D) &&
574 cast<FunctionTemplateDecl>(*D)->getTemplatedDecl()->doesThisDeclarationHaveABody())))
581 if (D->
hasAttr<OMPDeclareTargetDeclAttr>())
582 Out <<
"#pragma omp end declare target\n";
586 ProcessDeclGroup(Decls);
593 VisitDeclContext(D,
false);
596void DeclPrinter::VisitTypedefDecl(
TypedefDecl *D) {
601 Out <<
"__module_private__ ";
605 prettyPrintAttributes(D);
609 Out <<
"using " << *D;
610 prettyPrintAttributes(D);
614void DeclPrinter::VisitEnumDecl(
EnumDecl *D) {
616 Out <<
"__module_private__ ";
625 prettyPrintAttributes(D);
640void DeclPrinter::VisitRecordDecl(
RecordDecl *D) {
642 Out <<
"__module_private__ ";
645 prettyPrintAttributes(D);
650 if (D->isCompleteDefinition()) {
659 prettyPrintAttributes(D);
662 Init->printPretty(Out,
nullptr, Policy, Indentation,
"\n", &Context);
669 std::string Proto =
"explicit";
670 llvm::raw_string_ostream EOut(Proto);
685 prettyPrintPragmas(D);
688 Out <<
"template<> ";
691 I < NumTemplateParams; ++I)
695 std::string LeftsideAttrs;
696 llvm::raw_string_ostream LSAS(LeftsideAttrs);
698 prettyPrintAttributes(D, LSAS, AttrPrintLoc::Left);
701 if (LeftsideAttrs[0] ==
' ') {
703 LeftsideAttrs.erase(0, LeftsideAttrs.find_first_not_of(
' '));
709 Out << LeftsideAttrs;
721 llvm_unreachable(
"invalid for functions");
738 SubPolicy.SuppressSpecifiers =
false;
744 llvm::raw_string_ostream OS(Proto);
747 NS->print(OS, Policy);
756 llvm::raw_string_ostream POut(Proto);
757 DeclPrinter TArgPrinter(POut, SubPolicy, Context, Indentation);
760 TArgPrinter.printTemplateArguments(TArgAsWritten->arguments(),
nullptr);
763 TArgPrinter.printTemplateArguments(TArgs->asArray(),
nullptr);
767 while (
const ParenType *PT = dyn_cast<ParenType>(Ty)) {
768 Proto =
'(' + Proto +
')';
769 Ty = PT->getInnerType();
775 FT = dyn_cast<FunctionProtoType>(AFT);
779 llvm::raw_string_ostream POut(Proto);
780 DeclPrinter ParamPrinter(POut, SubPolicy, Context, Indentation);
781 for (
unsigned i = 0, e = D->
getNumParams(); i != e; ++i) {
795 for (
unsigned i = 0, e = D->
getNumParams(); i != e; ++i) {
808 Proto +=
" volatile";
810 Proto +=
" restrict";
837 Proto +=
" noexcept";
840 llvm::raw_string_ostream EOut(Proto);
842 Indentation,
"\n", &Context);
850 PrintConstructorInitializers(CDecl, Proto);
851 }
else if (!ConversionDecl && !isa<CXXDestructorDecl>(D)) {
855 Out << Proto <<
" -> ";
858 AFT->getReturnType().print(Out, Policy, Proto);
865 TrailingRequiresClause->printPretty(Out,
nullptr, SubPolicy, Indentation,
869 Ty.
print(Out, Policy, Proto);
872 prettyPrintAttributes(D, Out, AttrPrintLoc::Right);
886 DeclPrinter ParamPrinter(Out, SubPolicy, Context, Indentation);
888 for (
unsigned i = 0, e = D->
getNumParams(); i != e; ++i) {
900 if (!Policy.
TerseOutput && isa<CXXConstructorDecl>(*D))
906void DeclPrinter::VisitFriendDecl(
FriendDecl *D) {
909 for (
unsigned i = 0; i < NumTPLists; ++i)
912 Out <<
" " << TSI->getType().getAsString(Policy);
917 VisitFunctionDecl(FD);
922 VisitFunctionTemplateDecl(FTD);
927 VisitRedeclarableTemplateDecl(CTD);
931void DeclPrinter::VisitFieldDecl(
FieldDecl *D) {
936 Out <<
"__module_private__ ";
939 stream(Policy, D->
getName(), Indentation);
953 Init->printPretty(Out,
nullptr, Policy, Indentation,
"\n", &Context);
955 prettyPrintAttributes(D);
958void DeclPrinter::VisitLabelDecl(
LabelDecl *D) {
962void DeclPrinter::VisitVarDecl(
VarDecl *D) {
963 prettyPrintPragmas(D);
965 if (
const auto *Param = dyn_cast<ParmVarDecl>(D);
966 Param && Param->isExplicitObjectParameter())
969 std::string LeftSide;
970 llvm::raw_string_ostream LeftSideStream(LeftSide);
973 prettyPrintAttributes(D, LeftSideStream, AttrPrintLoc::Left);
976 if (LeftSide[0] ==
' ') {
978 LeftSide.erase(0, LeftSide.find_first_not_of(
' '));
981 LeftSideStream <<
' ';
1002 Out <<
"_Thread_local ";
1005 Out <<
"thread_local ";
1010 Out <<
"__module_private__ ";
1013 Out <<
"constexpr ";
1025 printDeclType(T, Name);
1029 prettyPrintAttributes(D, Out, AttrPrintLoc::Right);
1033 bool ImplicitInit =
false;
1036 ImplicitInit =
true;
1038 dyn_cast<CXXConstructExpr>(
Init->IgnoreImplicit())) {
1040 !Construct->isListInitialization()) {
1041 ImplicitInit = Construct->getNumArgs() == 0 ||
1045 if (!ImplicitInit) {
1052 SubPolicy.SuppressSpecifiers =
false;
1053 SubPolicy.IncludeTagDefinition =
false;
1054 Init->printPretty(Out,
nullptr, SubPolicy, Indentation,
"\n", &Context);
1061void DeclPrinter::VisitParmVarDecl(
ParmVarDecl *D) {
1077void DeclPrinter::VisitImportDecl(
ImportDecl *D) {
1083 Out <<
"static_assert(";
1088 E->printPretty(Out,
nullptr, Policy, Indentation,
"\n", &Context);
1100 Out <<
"namespace ";
1105 VisitDeclContext(D);
1110 Out <<
"using namespace ";
1117 Out <<
"namespace " << *D <<
" = ";
1123void DeclPrinter::VisitEmptyDecl(
EmptyDecl *D) {
1124 prettyPrintAttributes(D);
1130 Out <<
"__module_private__ ";
1133 prettyPrintAttributes(D);
1138 NNS->print(Out, Policy);
1141 if (
auto S = dyn_cast<ClassTemplateSpecializationDecl>(D)) {
1144 if (
const auto* TSI = S->getTypeAsWritten())
1145 if (
const auto *TST =
1146 dyn_cast<TemplateSpecializationType>(TSI->getType()))
1147 Args = TST->template_arguments();
1148 printTemplateArguments(
1149 Args, S->getSpecializedTemplate()->getTemplateParameters());
1153 if (D->hasDefinition()) {
1154 if (D->hasAttr<FinalAttr>()) {
1159 if (D->isCompleteDefinition()) {
1161 if (D->getNumBases()) {
1164 BaseEnd = D->bases_end();
Base != BaseEnd; ++
Base) {
1165 if (
Base != D->bases_begin())
1168 if (
Base->isVirtual())
1176 Out <<
Base->getType().getAsString(Policy);
1178 if (
Base->isPackExpansion())
1189 VisitDeclContext(D);
1201 "unknown language in linkage specification");
1205 Out <<
"extern \"" << l <<
"\" ";
1208 VisitDeclContext(D);
1215 bool OmitTemplateKW) {
1218 if (!OmitTemplateKW)
1222 bool NeedComma =
false;
1223 for (
const Decl *Param : *Params) {
1224 if (Param->isImplicit())
1232 if (
const auto *TTP = dyn_cast<TemplateTypeParmDecl>(Param)) {
1233 VisitTemplateTypeParmDecl(TTP);
1234 }
else if (
auto NTTP = dyn_cast<NonTypeTemplateParmDecl>(Param)) {
1235 VisitNonTypeTemplateParmDecl(NTTP);
1236 }
else if (
auto TTPD = dyn_cast<TemplateTemplateParmDecl>(Param)) {
1237 VisitTemplateDecl(TTPD);
1243 if (!OmitTemplateKW)
1250 for (
size_t I = 0, E = Args.size(); I < E; ++I) {
1254 Args[I].print(Policy, Out,
true);
1256 Args[I].print(Policy, Out,
1258 Policy, Params, I));
1266 for (
size_t I = 0, E = Args.size(); I < E; ++I) {
1270 Args[I].getArgument().print(Policy, Out,
true);
1272 Args[I].getArgument().print(
1280void DeclPrinter::VisitTemplateDecl(
const TemplateDecl *D) {
1284 dyn_cast<TemplateTemplateParmDecl>(D)) {
1287 if (TTP->isParameterPack())
1289 else if (TTP->getDeclName())
1292 if (TTP->getDeclName()) {
1294 Out << TTP->getIdentifier()->deuglifiedName();
1296 Out << TTP->getDeclName();
1300 else if (
const auto *Concept = dyn_cast<ConceptDecl>(D)) {
1301 Out <<
"concept " <<
Concept->getName() <<
" = " ;
1302 Concept->getConstraintExpr()->printPretty(Out,
nullptr, Policy, Indentation,
1312 I < NumTemplateParams; ++I)
1315 VisitRedeclarableTemplateDecl(D);
1319 Out <<
"#pragma omp end declare target\n";
1323 if (PrintInstantiation &&
1327 if (PrevDecl->
isDefined(Def) && Def != PrevDecl)
1334 prettyPrintPragmas(I);
1341 VisitRedeclarableTemplateDecl(D);
1343 if (PrintInstantiation) {
1355void DeclPrinter::VisitClassTemplateSpecializationDecl(
1357 Out <<
"template<> ";
1358 VisitCXXRecordDecl(D);
1361void DeclPrinter::VisitClassTemplatePartialSpecializationDecl(
1364 VisitCXXRecordDecl(D);
1371void DeclPrinter::PrintObjCMethodType(
ASTContext &Ctx,
1398 unsigned First =
true;
1399 for (
auto *Param : *Params) {
1406 switch (Param->getVariance()) {
1411 Out <<
"__covariant ";
1415 Out <<
"__contravariant ";
1419 Out << Param->getDeclName();
1421 if (Param->hasExplicitBound()) {
1422 Out <<
" : " << Param->getUnderlyingType().getAsString(Policy);
1439 std::string::size_type pos, lastPos = 0;
1442 pos =
name.find_first_of(
':', lastPos);
1445 Out <<
name.substr(lastPos, pos - lastPos) <<
':';
1447 PI->getObjCDeclQualifier(),
1459 prettyPrintAttributes(OMD);
1474 bool eolnOut =
false;
1476 Out <<
"@implementation " << I <<
" : " << *SID;
1478 Out <<
"@implementation " << I;
1484 for (
const auto *I : OID->
ivars()) {
1485 Indent() << I->getASTContext().getUnqualifiedObjCPointerType(I->getType()).
1495 VisitDeclContext(OID,
false);
1506 Out <<
"@class " << I;
1509 PrintObjCTypeParams(TypeParams);
1515 bool eolnOut =
false;
1516 Out <<
"@interface " << I;
1519 PrintObjCTypeParams(TypeParams);
1527 if (!Protocols.
empty()) {
1529 E = Protocols.
end(); I != E; ++I)
1530 Out << (I == Protocols.
begin() ?
'<' :
',') << **I;
1538 for (
const auto *I : OID->
ivars()) {
1539 Indent() << I->getASTContext()
1540 .getUnqualifiedObjCPointerType(I->getType())
1541 .getAsString(Policy) <<
' ' << *I <<
";\n";
1551 VisitDeclContext(OID,
false);
1560 Out <<
"@protocol " << *PID <<
";\n";
1565 if (!Protocols.
empty()) {
1566 Out <<
"@protocol " << *PID;
1568 E = Protocols.
end(); I != E; ++I)
1569 Out << (I == Protocols.
begin() ?
'<' :
',') << **I;
1572 Out <<
"@protocol " << *PID <<
'\n';
1573 VisitDeclContext(PID,
false);
1578 Out <<
"@implementation ";
1582 Out <<
"<<error-type>>";
1583 Out <<
'(' << *PID <<
")\n";
1585 VisitDeclContext(PID,
false);
1591 Out <<
"@interface ";
1595 Out <<
"<<error-type>>";
1597 PrintObjCTypeParams(TypeParams);
1599 Out <<
"(" << *PID <<
")\n";
1600 if (PID->ivar_size() > 0) {
1603 for (
const auto *I : PID->ivars())
1604 Indent() << I->getASTContext().getUnqualifiedObjCPointerType(I->getType()).
1610 VisitDeclContext(PID,
false);
1617 Out <<
"@compatibility_alias " << *AID
1632 Out <<
"@required\n";
1634 Out <<
"@optional\n";
1643 Out << (first ?
"" :
", ") <<
"class";
1648 Out << (first ?
"" :
", ") <<
"direct";
1654 Out << (first ?
"" :
", ") <<
"nonatomic";
1658 Out << (first ?
"" :
", ") <<
"atomic";
1663 Out << (first ?
"" :
", ") <<
"assign";
1667 Out << (first ?
"" :
", ") <<
"retain";
1672 Out << (first ?
"" :
", ") <<
"strong";
1676 Out << (first ?
"" :
", ") <<
"copy";
1680 Out << (first ?
"" :
", ") <<
"weak";
1685 Out << (first ?
"" :
", ") <<
"unsafe_unretained";
1691 Out << (first ?
"" :
", ") <<
"readwrite";
1695 Out << (first ?
"" :
", ") <<
"readonly";
1700 Out << (first ?
"" :
", ") <<
"getter = ";
1705 Out << (first ?
"" :
", ") <<
"setter = ";
1716 Out << (first ?
"" :
", ") <<
"null_resettable";
1718 Out << (first ?
"" :
", ")
1730 Out <<
' ' << TypeStr;
1731 if (!StringRef(TypeStr).endswith(
"*"))
1740 Out <<
"@synthesize ";
1748void DeclPrinter::VisitUsingDecl(
UsingDecl *D) {
1757 for (
const auto *Shadow : D->
shadows()) {
1758 if (
const auto *ConstructorShadow =
1759 dyn_cast<ConstructorUsingShadowDecl>(Shadow)) {
1760 assert(Shadow->getDeclContext() == ConstructorShadow->getDeclContext());
1761 Out << *ConstructorShadow->getNominatedBaseClass();
1774 Out <<
"using typename ";
1791 Out <<
"#pragma omp threadprivate";
1797 NamedDecl *ND = cast<DeclRefExpr>(*I)->getDecl();
1812 prettyPrintAttributes(D);
1815 VisitDeclContext(D);
1820 Out <<
"#pragma omp allocate";
1826 NamedDecl *ND = cast<DeclRefExpr>(*I)->getDecl();
1841 Out <<
"#pragma omp requires ";
1851 Out <<
"#pragma omp declare reduction (";
1853 const char *OpName =
1855 assert(OpName &&
"not an overloaded operator");
1867 Out <<
" initializer(";
1873 Out <<
"omp_priv = ";
1878 Init->printPretty(Out,
nullptr, Policy, 0,
"\n", &Context);
1888 Out <<
"#pragma omp declare mapper (";
1911 TC->print(Out, Policy);
1935void DeclPrinter::VisitNonTypeTemplateParmDecl(
Defines the clang::ASTContext interface.
Defines the C++ Decl subclasses, other than those for templates (found in DeclTemplate....
static QualType getDeclType(Decl *D)
static QualType GetBaseType(QualType T)
static void printExplicitSpecifier(ExplicitSpecifier ES, llvm::raw_ostream &Out, PrintingPolicy &Policy, unsigned Indentation, const ASTContext &Context)
static bool canPrintOnLeftSide(attr::Kind kind)
static bool mustPrintOnLeftSide(attr::Kind kind)
Defines the C++ template declaration subclasses.
Defines the clang::Expr interface and subclasses for C++ expressions.
Defines the clang::Module class, which describes a module in the source code.
Holds long-lived AST nodes (such as types and decls) that can be referred to throughout the semantic ...
const LangOptions & getLangOpts() const
const clang::PrintingPolicy & getPrintingPolicy() const
QualType getUnqualifiedObjCPointerType(QualType type) const
getUnqualifiedObjCPointerType - Returns version of Objective-C pointer type with lifetime qualifier r...
Represents an array type, per C99 6.7.5.2 - Array Declarators.
Attr - This represents one attribute.
attr::Kind getKind() const
bool isDeclspecAttribute() const
bool isStandardAttributeSyntax() const
The attribute is spelled [[]] in either C or C++ mode, including standard attributes spelled with a k...
static std::optional< NullabilityKind > stripOuterNullability(QualType &T)
Strip off the top-level nullability annotation on the given type, if it's there.
Represents a C++11 auto or C++14 decltype(auto) type, possibly constrained by a type-constraint.
shadow_range shadows() const
Represents a base class of a C++ class.
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++ deduction guide declaration.
TemplateDecl * getDeducedTemplate() const
Get the template for which this guide performs deduction.
Represents a C++ struct/union/class.
Declaration of a class template.
bool isThisDeclarationADefinition() const
Returns whether this template declaration defines the primary class pattern.
spec_range specializations() const
TemplateParameterList * getTemplateParameters() const
Get the list of template parameters.
Represents a class template specialization, which refers to a class template with a given set of temp...
decl_iterator - Iterates through the declarations stored within this context.
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 isTranslationUnit() const
void dumpDeclContext() const
decl_iterator decls_end() const
decl_iterator decls_begin() const
A simple visitor class that helps create declaration visitors.
Decl - This represents one declaration (or definition), e.g.
ASTContext & getASTContext() const LLVM_READONLY
bool isImplicit() const
isImplicit - Indicates whether the declaration was implicitly generated by the implementation.
ObjCDeclQualifier
ObjCDeclQualifier - 'Qualifiers' written next to the return and parameter types in method declaration...
@ OBJC_TQ_CSNullability
The nullability qualifier is set when the nullability of the result or parameter was expressed via a ...
bool isInvalidDecl() const
static void printGroup(Decl **Begin, unsigned NumDecls, raw_ostream &Out, const PrintingPolicy &Policy, unsigned Indentation=0)
AccessSpecifier getAccess() const
void print(raw_ostream &Out, unsigned Indentation=0, bool PrintInstantiation=false) const
std::string getAsString() const
Retrieve the human-readable string for this name.
OverloadedOperatorKind getCXXOverloadedOperator() const
If this name is the name of an overloadable operator in C++ (e.g., operator+), retrieve the kind of o...
NameKind getNameKind() const
Determine what kind of name this is.
bool isIdentifier() const
Predicate functions for querying what type of name this is.
NestedNameSpecifier * getQualifier() const
Retrieve the nested-name-specifier that qualifies the name of this declaration, if it was present in ...
TemplateParameterList * getTemplateParameterList(unsigned index) const
unsigned getNumTemplateParameterLists() const
Expr * getTrailingRequiresClause()
Get the constraint-expression introduced by the trailing requires-clause in the function/member decla...
TypeSourceInfo * getTypeSourceInfo() const
Represents an empty-declaration.
An instance of this object exists for each enum constant that is defined.
const Expr * getInitExpr() const
bool isScoped() const
Returns true if this is a C++11 scoped enumeration.
bool isScopedUsingClassTag() const
Returns true if this is a C++11 scoped enumeration.
bool isFixed() const
Returns true if this is an Objective-C, C++11, or Microsoft-style enumeration with a fixed underlying...
QualType getIntegerType() const
Return the integer type this enum decl corresponds to.
Store information needed for an explicit specifier.
const Expr * getExpr() const
static ExplicitSpecifier getFromDecl(FunctionDecl *Function)
bool isSpecified() const
Determine if the declaration had an explicit specifier of any kind.
Represents an expression – generally a full-expression – that introduces cleanups to be run at the en...
This represents one expression.
bool isDefaultArgument() const
Determine whether this expression is a default function argument.
Represents a member of a struct/union/class.
bool isMutable() const
Determines whether this field is mutable (C++ only).
Expr * getInClassInitializer() const
Get the C++11 default member initializer for this member, or null if one has not been set.
bool isBitField() const
Determines whether this field is a bitfield.
InClassInitStyle getInClassInitStyle() const
Get the kind of (C++11) default member initializer that this field has.
Expr * getBitWidth() const
Returns the expression that represents the bit width, if this field is a bit field.
const StringLiteral * getAsmString() const
FriendDecl - Represents the declaration of a friend entity, which can be a function,...
unsigned getFriendTypeNumTemplateParameterLists() const
TemplateParameterList * getFriendTypeTemplateParameterList(unsigned N) const
NamedDecl * getFriendDecl() const
If this friend declaration doesn't name a type, return the inner declaration.
TypeSourceInfo * getFriendType() const
If this friend declaration names an (untemplated but possibly dependent) type, return the type; other...
Represents a function declaration or definition.
const ParmVarDecl * getParamDecl(unsigned i) const
Stmt * getBody(const FunctionDecl *&Definition) const
Retrieve the body (definition) of the function.
bool isPure() const
Whether this virtual function is pure, i.e.
bool isFunctionTemplateSpecialization() const
Determine whether this function is a function template specialization.
FunctionTemplateDecl * getDescribedFunctionTemplate() const
Retrieves the function template that is described by this function declaration.
bool isThisDeclarationADefinition() const
Returns whether this specific declaration of the function is also a definition that does not contain ...
bool isImmediateFunction() const
bool isExplicitlyDefaulted() const
Whether this function is explicitly defaulted.
bool hasWrittenPrototype() const
Whether this function has a written prototype.
bool hasPrototype() const
Whether this function has a prototype, either because one was explicitly written or because it was "i...
bool doesThisDeclarationHaveABody() const
Returns whether this specific declaration of the function has a body.
bool isConstexprSpecified() const
const TemplateArgumentList * getTemplateSpecializationArgs() const
Retrieve the template arguments used to produce this function template specialization from the primar...
StorageClass getStorageClass() const
Returns the storage class as written in the source.
bool isDeletedAsWritten() const
bool isVirtualAsWritten() const
Whether this function is marked as virtual explicitly.
unsigned getNumParams() const
Return the number of parameters this function must have based on its FunctionType.
DeclarationNameInfo getNameInfo() 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.
bool isInlineSpecified() const
Determine whether the "inline" keyword was specified for this function.
const ASTTemplateArgumentListInfo * getTemplateSpecializationArgsAsWritten() const
Retrieve the template argument list as written in the sources, if any.
Represents a prototype with parameter type info, e.g.
ExceptionSpecificationType getExceptionSpecType() const
Get the kind of exception specification on this function.
bool hasTrailingReturn() const
Whether this function prototype has a trailing return type.
QualType getExceptionType(unsigned i) const
Return the ith exception type, where 0 <= i < getNumExceptions().
unsigned getNumExceptions() const
Return the number of types in the exception specification.
bool hasDynamicExceptionSpec() const
Return whether this function has a dynamic (throw) exception spec.
bool isVariadic() const
Whether this function prototype is variadic.
Expr * getNoexceptExpr() const
Return the expression inside noexcept(expression), or a null pointer if there is none (because the ex...
RefQualifierKind getRefQualifier() const
Retrieve the ref-qualifier associated with this function type.
Declaration of a template function.
FunctionDecl * getTemplatedDecl() const
Get the underlying function declaration of the template.
spec_range specializations() const
FunctionType - C99 6.7.5.3 - Function Declarators.
HLSLBufferDecl - Represent a cbuffer or tbuffer declaration.
One of these records is kept for each identifier that is lexed.
StringRef deuglifiedName() const
If the identifier is an "uglified" reserved name, return a cleaned form.
Describes a module import declaration, which makes the contents of the named module visible in the cu...
Module * getImportedModule() const
Retrieve the module that was imported by the import declaration.
Represents the declaration of a label.
Represents a linkage specification.
LinkageSpecLanguageIDs getLanguage() const
Return the language specified by this linkage specification.
bool hasBraces() const
Determines whether this linkage specification had braces in its syntactic form.
std::string getFullModuleName(bool AllowStringLiterals=false) const
Retrieve the full name of this module, including the path from its top-level module.
This represents a decl that may have a name.
bool isModulePrivate() const
Whether this declaration was marked as being private to the module in which it was defined.
IdentifierInfo * getIdentifier() const
Get the identifier that names this declaration, if there is one.
StringRef getName() const
Get the name of identifier for this declaration as a StringRef.
DeclarationName getDeclName() const
Get the actual, stored name of the declaration, which may be a special name.
std::string getQualifiedNameAsString() const
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...
void printQualifiedName(raw_ostream &OS) const
Returns a human-readable qualified name for this declaration, like A::B::i, for i being member of nam...
virtual void printName(raw_ostream &OS, const PrintingPolicy &Policy) const
Pretty-print the unqualified name of this declaration.
Represents a C++ namespace alias.
NestedNameSpecifier * getQualifier() const
Retrieve the nested-name-specifier that qualifies the name of the namespace.
NamedDecl * getAliasedNamespace() const
Retrieve the namespace that this alias refers to, which may either be a NamespaceDecl or a NamespaceA...
Represent a C++ namespace.
bool isInline() const
Returns true if this is an inline namespace declaration.
Represents a C++ nested name specifier, such as "\::std::vector<int>::".
void print(raw_ostream &OS, const PrintingPolicy &Policy, bool ResolveTemplateArguments=false) const
Print this nested name specifier to the given output stream.
NonTypeTemplateParmDecl - Declares a non-type template parameter, e.g., "Size" in.
bool hasDefaultArgument() const
Determine whether this template parameter has a default argument.
bool isParameterPack() const
Whether this parameter is a non-type template parameter pack.
Expr * getDefaultArgument() const
Retrieve the default argument, if any.
This represents '#pragma omp allocate ...' directive.
bool varlist_empty() const
bool clauselist_empty() const
varlist_iterator varlist_begin()
MutableArrayRef< Expr * >::iterator varlist_iterator
clauselist_range clauselists()
varlist_iterator varlist_end()
Pseudo declaration for capturing expressions.
This is a basic class for representing single OpenMP clause.
This represents '#pragma omp declare mapper ...' directive.
clauselist_range clauselists()
DeclarationName getVarName()
Get the name of the variable declared in the mapper.
bool clauselist_empty() const
This represents '#pragma omp declare reduction ...' directive.
Expr * getInitializer()
Get initializer expression (if specified) of the declare reduction construct.
Expr * getCombiner()
Get combiner expression of the declare reduction construct.
OMPDeclareReductionInitKind getInitializerKind() const
Get initializer kind.
This represents '#pragma omp requires...' directive.
clauselist_iterator clauselist_begin()
bool clauselist_empty() const
clauselist_iterator clauselist_end()
This represents '#pragma omp threadprivate ...' directive.
MutableArrayRef< Expr * >::iterator varlist_iterator
bool varlist_empty() const
varlist_iterator varlist_end()
varlist_iterator varlist_begin()
ObjCCategoryDecl - Represents a category declaration.
ObjCInterfaceDecl * getClassInterface()
ObjCTypeParamList * getTypeParamList() const
Retrieve the type parameter list associated with this category or extension.
ObjCCategoryImplDecl - An object of this class encapsulates a category @implementation declaration.
ObjCCompatibleAliasDecl - Represents alias of a class.
const ObjCInterfaceDecl * getClassInterface() const
const ObjCInterfaceDecl * getClassInterface() const
ObjCImplementationDecl - Represents a class definition - this is where method definitions are specifi...
std::string getNameAsString() const
Get the name of the class associated with this interface.
unsigned ivar_size() const
const ObjCInterfaceDecl * getSuperClass() const
Represents an ObjC class declaration.
unsigned ivar_size() const
ObjCTypeParamList * getTypeParamListAsWritten() const
Retrieve the type parameters written on this particular declaration of the class.
bool isThisDeclarationADefinition() const
Determine whether this particular declaration of this class is actually also a definition.
const ObjCProtocolList & getReferencedProtocols() const
const ObjCObjectType * getSuperClassType() const
Retrieve the superclass type.
ObjCInterfaceDecl * getSuperClass() const
ObjCList - This is a simple template class used to hold various lists of decls etc,...
ObjCMethodDecl - Represents an instance or class method declaration.
ObjCDeclQualifier getObjCDeclQualifier() const
ArrayRef< ParmVarDecl * > parameters() const
param_const_iterator param_end() const
param_const_iterator param_begin() const
Stmt * getBody() const override
Retrieve the body of this method, if it has one.
Selector getSelector() const
bool isInstanceMethod() const
QualType getReturnType() const
Represents a pointer to an Objective C object.
Represents one property declaration in an Objective-C interface.
Selector getSetterName() const
Selector getGetterName() const
ObjCPropertyAttribute::Kind getPropertyAttributes() const
PropertyControl getPropertyImplementation() const
ObjCPropertyImplDecl - Represents implementation declaration of a property in a class or category imp...
ObjCIvarDecl * getPropertyIvarDecl() const
Kind getPropertyImplementation() const
ObjCPropertyDecl * getPropertyDecl() const
Represents an Objective-C protocol declaration.
bool isThisDeclarationADefinition() const
Determine whether this particular declaration is also the definition.
const ObjCProtocolList & getReferencedProtocols() const
Stores a list of Objective-C type parameters for a parameterized class or a category/extension thereo...
Represents a pack expansion of types.
Sugar for parentheses used when specifying types.
Represents a parameter to a function.
PointerType - C99 6.7.5.1 - Pointer Declarators.
A (possibly-)qualified type.
bool isNull() const
Return true if this QualType doesn't point to a type yet.
void print(raw_ostream &OS, const PrintingPolicy &Policy, const Twine &PlaceHolder=Twine(), unsigned Indentation=0) const
StreamedQualTypeHelper stream(const PrintingPolicy &Policy, const Twine &PlaceHolder=Twine(), unsigned Indentation=0) const
static std::string getAsString(SplitQualType split, const PrintingPolicy &Policy)
Represents a struct/union/class.
Base for LValueReferenceType and RValueReferenceType.
std::string getAsString() const
Derive the full selector name (e.g.
void print(llvm::raw_ostream &OS) const
Prints the full selector name (e.g. "foo:bar:").
Represents a C++11 static_assert declaration.
void printPretty(raw_ostream &OS, PrinterHelper *Helper, const PrintingPolicy &Policy, unsigned Indentation=0, StringRef NewlineSymbol="\n", const ASTContext *Context=nullptr) const
void printPrettyControlled(raw_ostream &OS, PrinterHelper *Helper, const PrintingPolicy &Policy, unsigned Indentation=0, StringRef NewlineSymbol="\n", const ASTContext *Context=nullptr) const
Represents the declaration of a struct/union/class/enum.
NestedNameSpecifier * getQualifier() const
Retrieve the nested-name-specifier that qualifies the name of this declaration, if it was present in ...
StringRef getKindName() const
bool isCompleteDefinition() const
Return true if this decl has its body fully specified.
A template argument list.
The base class of all kinds of template declarations (e.g., class, function, etc.).
NamedDecl * getTemplatedDecl() const
Get the underlying, templated declaration.
TemplateParameterList * getTemplateParameters() const
Get the list of template parameters.
Stores a list of template parameters for a TemplateDecl and its derived classes.
void print(raw_ostream &Out, const ASTContext &Context, bool OmitTemplateKW=false) const
static bool shouldIncludeTypeForArgument(const PrintingPolicy &Policy, const TemplateParameterList *TPL, unsigned Idx)
TemplateTemplateParmDecl - Declares a template template parameter, e.g., "T" in.
Declaration of a template type parameter.
bool wasDeclaredWithTypename() const
Whether this template type parameter was declared with the 'typename' keyword.
QualType getDefaultArgument() const
Retrieve the default argument, if any.
const TypeConstraint * getTypeConstraint() const
Returns the type constraint associated with this template parameter (if any).
bool hasDefaultArgument() const
Determine whether this template parameter has a default argument.
bool isParameterPack() const
Returns whether this is a parameter pack.
A declaration that models statements at global scope.
The top declaration context.
Represents the declaration of a typedef-name via a C++11 alias-declaration.
Models the abbreviated syntax to constrain a template type parameter: template <convertible_to<string...
A container of type source information.
QualType getType() const
Return the type wrapped by this type source info.
QualType getPointeeType() const
If this is a pointer, ObjC object pointer, or block pointer, this returns the respective pointee.
bool isSpecifierType() const
Returns true if this type can be represented by some set of type specifiers.
const T * getAs() const
Member-template getAs<specific type>'.
Represents the declaration of a typedef-name via the 'typedef' type specifier.
Base class for declarations which introduce a typedef-name.
TypeSourceInfo * getTypeSourceInfo() const
Represents a dependent using declaration which was marked with typename.
NestedNameSpecifier * getQualifier() const
Retrieve the nested-name-specifier that qualifies the name.
Represents a dependent using declaration which was not marked with typename.
bool isAccessDeclaration() const
Return true if it is a C++03 access declaration (no 'using').
NestedNameSpecifier * getQualifier() const
Retrieve the nested-name-specifier that qualifies the name.
Represents a C++ using-declaration.
bool hasTypename() const
Return true if the using declaration has 'typename'.
bool isAccessDeclaration() const
Return true if it is a C++03 access declaration (no 'using').
NestedNameSpecifier * getQualifier() const
Retrieve the nested-name-specifier that qualifies the name.
Represents C++ using-directive.
NestedNameSpecifier * getQualifier() const
Retrieve the nested-name-specifier that qualifies the name of the namespace.
NamedDecl * getNominatedNamespaceAsWritten()
Represents a C++ using-enum-declaration.
EnumDecl * getEnumDecl() const
Represents a shadow declaration implicitly introduced into a scope by a (resolved) using-declaration ...
Represent the declaration of a variable (in which case it is an lvalue) a function (in which case it ...
Represents a variable declaration or definition.
bool isConstexpr() const
Whether this variable is (C++11) constexpr.
InitializationStyle getInitStyle() const
The style of initialization for this declaration.
static const char * getStorageClassSpecifierString(StorageClass SC)
Return the string used to specify the storage class SC.
@ CInit
C-style initialization with assignment.
@ CallInit
Call-style initialization (C++98)
bool isCXXForRangeDecl() const
Determine whether this variable is the for-range-declaration in a C++0x for-range statement.
ThreadStorageClassSpecifier getTSCSpec() const
const Expr * getInit() const
StorageClass getStorageClass() const
Returns the storage class as written in the source.
Represents a GCC generic vector type.
@ kind_nullability
Indicates that the nullability of the type was spelled with a property attribute rather than a type q...
@ LLVM_MARK_AS_BITMASK_ENUM
llvm::StringRef getAccessSpelling(AccessSpecifier AS)
@ Unspecified
Whether values of this type can be null is (explicitly) unspecified.
@ ICIS_ListInit
Direct list-initialization.
@ RQ_None
No ref-qualifier was provided.
@ RQ_LValue
An lvalue ref-qualifier was provided (&).
@ RQ_RValue
An rvalue ref-qualifier was provided (&&).
StorageClass
Storage classes.
@ TSCS_thread_local
C++11 thread_local.
@ TSCS__Thread_local
C11 _Thread_local.
@ TSCS___thread
GNU __thread.
llvm::StringRef getNullabilitySpelling(NullabilityKind kind, bool isContextSensitive=false)
Retrieve the spelling of the given nullability kind.
bool isComputedNoexcept(ExceptionSpecificationType ESpecType)
bool isNoexceptExceptionSpec(ExceptionSpecificationType ESpecType)
llvm::StringRef getAsString(SyncScope S)
@ TSK_ImplicitInstantiation
This template specialization was implicitly instantiated from a template.
@ Invariant
The parameter is invariant: must match exactly.
@ Contravariant
The parameter is contravariant, e.g., X<T> is a subtype of X when the type parameter is covariant and...
@ Covariant
The parameter is covariant, e.g., X<T> is a subtype of X when the type parameter is covariant and T i...
const char * getOperatorSpelling(OverloadedOperatorKind Operator)
Retrieve the spelling of the given overloaded operator, without the preceding "operator" keyword.
@ None
The alignment was not explicit in code.
@ EST_MSAny
Microsoft throw(...) extension.
AccessSpecifier
A C++ access specifier (public, private, protected), plus the special value "none" which means differ...
void printName(raw_ostream &OS, PrintingPolicy Policy) const
printName - Print the human-readable name to a stream.
Describes how types, statements, expressions, and declarations should be printed.
unsigned FullyQualifiedName
When true, print the fully qualified name of function declarations.
unsigned PrintCanonicalTypes
Whether to print types as written or canonically.
unsigned PolishForDeclaration
When true, do certain refinement needed for producing proper declaration tag; such as,...
unsigned CleanUglifiedParameters
Whether to strip underscores when printing reserved parameter names.
unsigned SuppressSpecifiers
Whether we should suppress printing of the actual specifiers for the given type or declaration.
unsigned SuppressScope
Suppresses printing of scope specifiers.
unsigned Indentation
The number of spaces to use to indent each line.
unsigned SuppressInitializers
Suppress printing of variable initializers.
unsigned IncludeTagDefinition
When true, include the body of a tag definition.
unsigned TerseOutput
Provide a 'terse' output.