35 #include "llvm/ADT/SmallPtrSet.h" 36 #include "llvm/ADT/SmallString.h" 37 #include "llvm/ADT/StringSwitch.h" 38 #include "llvm/Support/ErrorHandling.h" 40 using namespace clang;
70 bool useExpansionLoc =
true;
72 case ParsedAttr::AT_ObjCGC:
75 case ParsedAttr::AT_ObjCOwnership:
81 useExpansionLoc =
false;
91 if (useExpansionLoc && loc.
isMacroID() && II) {
92 if (II->
isStr(
"strong")) {
94 }
else if (II->
isStr(
"weak")) {
99 S.
Diag(loc, diag::warn_type_attribute_wrong_type) << name << WhichType
105 #define OBJC_POINTER_TYPE_ATTRS_CASELIST \ 106 case ParsedAttr::AT_ObjCGC: \ 107 case ParsedAttr::AT_ObjCOwnership 110 #define CALLING_CONV_ATTRS_CASELIST \ 111 case ParsedAttr::AT_CDecl: \ 112 case ParsedAttr::AT_FastCall: \ 113 case ParsedAttr::AT_StdCall: \ 114 case ParsedAttr::AT_ThisCall: \ 115 case ParsedAttr::AT_RegCall: \ 116 case ParsedAttr::AT_Pascal: \ 117 case ParsedAttr::AT_SwiftCall: \ 118 case ParsedAttr::AT_VectorCall: \ 119 case ParsedAttr::AT_AArch64VectorPcs: \ 120 case ParsedAttr::AT_MSABI: \ 121 case ParsedAttr::AT_SysVABI: \ 122 case ParsedAttr::AT_Pcs: \ 123 case ParsedAttr::AT_IntelOclBicc: \ 124 case ParsedAttr::AT_PreserveMost: \ 125 case ParsedAttr::AT_PreserveAll 128 #define FUNCTION_TYPE_ATTRS_CASELIST \ 129 case ParsedAttr::AT_NSReturnsRetained: \ 130 case ParsedAttr::AT_NoReturn: \ 131 case ParsedAttr::AT_Regparm: \ 132 case ParsedAttr::AT_AnyX86NoCallerSavedRegisters: \ 133 case ParsedAttr::AT_AnyX86NoCfCheck: \ 134 CALLING_CONV_ATTRS_CASELIST 137 #define MS_TYPE_ATTRS_CASELIST \ 138 case ParsedAttr::AT_Ptr32: \ 139 case ParsedAttr::AT_Ptr64: \ 140 case ParsedAttr::AT_SPtr: \ 141 case ParsedAttr::AT_UPtr 144 #define NULLABILITY_TYPE_ATTRS_CASELIST \ 145 case ParsedAttr::AT_TypeNonNull: \ 146 case ParsedAttr::AT_TypeNullable: \ 147 case ParsedAttr::AT_TypeNullUnspecified 152 class TypeProcessingState {
182 using TypeAttrPair = std::pair<const AttributedType*, const Attr*>;
184 bool AttrsForTypesSorted =
true;
192 : sema(sema), declarator(declarator),
194 hasSavedAttrs(
false), parsedNoDeref(
false) {}
196 Sema &getSema()
const {
204 bool isProcessingDeclSpec()
const {
208 unsigned getCurrentChunkIndex()
const {
212 void setCurrentChunkIndex(
unsigned idx) {
218 if (isProcessingDeclSpec())
219 return getMutableDeclSpec().getAttributes();
224 void saveDeclSpecAttrs() {
226 if (hasSavedAttrs)
return;
228 DeclSpec &spec = getMutableDeclSpec();
230 savedAttrs.push_back(&AL);
231 trivial &= savedAttrs.empty();
232 hasSavedAttrs =
true;
238 ignoredTypeAttrs.push_back(&attr);
244 for (
auto *
Attr : ignoredTypeAttrs)
254 AttrsForTypes.push_back({cast<AttributedType>(T.
getTypePtr()), A});
255 AttrsForTypesSorted =
false;
261 if (!AttrsForTypesSorted) {
262 std::stable_sort(AttrsForTypes.begin(), AttrsForTypes.end(),
263 [](
const TypeAttrPair &A,
const TypeAttrPair &B) {
264 return A.first < B.first;
266 AttrsForTypesSorted =
true;
271 for (
auto It = std::partition_point(
272 AttrsForTypes.begin(), AttrsForTypes.end(),
273 [=](
const TypeAttrPair &A) {
return A.first < AT; });
274 It != AttrsForTypes.end() && It->first == AT; ++It) {
277 It->second =
nullptr;
282 llvm_unreachable(
"no Attr* for AttributedType*");
285 void setParsedNoDeref(
bool parsed) { parsedNoDeref = parsed; }
287 bool didParseNoDeref()
const {
return parsedNoDeref; }
289 ~TypeProcessingState() {
292 restoreDeclSpecAttrs();
296 DeclSpec &getMutableDeclSpec()
const {
300 void restoreDeclSpecAttrs() {
301 assert(hasSavedAttrs);
303 getMutableDeclSpec().getAttributes().clearListOnly();
305 getMutableDeclSpec().getAttributes().addAtEnd(AL);
344 if (attr.
getKind() == ParsedAttr::AT_ObjCGC)
346 assert(attr.
getKind() == ParsedAttr::AT_ObjCOwnership);
361 bool onlyBlockPointers) {
367 for (; i != 0; --i) {
369 switch (fnChunk.
Kind) {
385 for (--i; i != 0; --i) {
387 switch (ptrChunk.
Kind) {
397 if (onlyBlockPointers)
406 llvm_unreachable(
"bad declarator chunk kind");
412 llvm_unreachable(
"bad declarator chunk kind");
429 Declarator &declarator = state.getDeclarator();
432 for (
unsigned i = state.getCurrentChunkIndex(); i != 0; --i) {
434 switch (chunk.
Kind) {
440 if (state.isProcessingDeclSpec() &&
441 attr.
getKind() == ParsedAttr::AT_ObjCOwnership)
444 if (!destChunk) destChunk = &chunk;
457 if (state.isProcessingDeclSpec() &&
458 attr.
getKind() == ParsedAttr::AT_ObjCOwnership) {
485 Declarator &declarator = state.getDeclarator();
489 unsigned innermost = -1U;
490 bool considerDeclSpec =
true;
493 switch (chunk.
Kind) {
507 considerDeclSpec =
false;
515 if (considerDeclSpec) {
520 state.saveDeclSpecAttrs();
529 if (innermost != -1U) {
537 state.addIgnoredTypeAttr(attr);
546 Declarator &declarator = state.getDeclarator();
550 for (
unsigned i = state.getCurrentChunkIndex(); i != 0; --i) {
552 switch (chunk.
Kind) {
578 Declarator &declarator = state.getDeclarator();
597 state.saveDeclSpecAttrs();
604 state.getDeclarator().getAttributes());
610 state, attr, state.getCurrentAttributes(), declSpecType))
615 state.addIgnoredTypeAttr(attr);
623 Declarator &declarator = state.getDeclarator();
633 state.addIgnoredTypeAttr(attr);
648 assert(!state.getDeclarator().getAttributes().empty() &&
649 "declarator has no attrs!");
657 if (attr.isCXX11Attribute())
660 switch (attr.getKind()) {
677 case ParsedAttr::AT_ObjCKindOf:
690 Declarator &declarator = state.getDeclarator();
736 None, loc, loc, declarator));
751 typedef std::pair<DeclSpec::TQ, SourceLocation> QualLoc;
756 if (!(RemoveTQs & Qual.first))
760 if (TypeQuals & Qual.first)
761 S.
Diag(Qual.second, DiagID)
766 TypeQuals &= ~Qual.first;
780 if (AL.isInvalid() || !AL.isTypeAttr())
783 diag::warn_block_literal_attributes_on_omitted_return_type)
785 ToBeRemoved.push_back(&AL);
795 diag::warn_block_literal_qualifiers_on_omitted_return_type);
805 bool failOnError =
false) {
808 if (!objcObjectType || !objcObjectType->getInterface()) {
809 S.
Diag(loc, diag::err_objc_type_args_non_class)
822 S.
Diag(loc, diag::err_objc_type_args_non_parameterized_class)
833 if (objcObjectType->isSpecialized()) {
834 S.
Diag(loc, diag::err_objc_type_args_specialized_class)
846 unsigned numTypeParams = typeParams->
size();
847 bool anyPackExpansions =
false;
848 for (
unsigned i = 0, n = typeArgs.size(); i != n; ++i) {
856 bool diagnosed =
false;
859 rangeToRemove = attr.getLocalSourceRange();
860 if (attr.getTypePtr()->getImmediateNullability()) {
861 typeArg = attr.
getTypePtr()->getModifiedType();
862 S.
Diag(attr.getBeginLoc(),
863 diag::err_objc_type_arg_explicit_nullability)
870 S.
Diag(qual.getBeginLoc(), diag::err_objc_type_arg_qualified)
879 finalTypeArgs.push_back(typeArg);
882 anyPackExpansions =
true;
886 if (!anyPackExpansions) {
887 if (i < numTypeParams) {
888 typeParam = typeParams->
begin()[i];
891 S.
Diag(loc, diag::err_objc_type_args_wrong_arity)
894 << (unsigned)typeArgs.size()
912 assert(anyPackExpansions &&
"Too many arguments?");
921 if (typeArgObjC->isObjCIdType()) {
924 if (boundObjC->isObjCIdType())
933 diag::err_objc_type_arg_does_not_match_bound)
950 assert(anyPackExpansions &&
"Too many arguments?");
961 diag::err_objc_type_arg_does_not_match_bound)
979 diag::err_objc_type_arg_not_id_compatible)
989 if (!anyPackExpansions && finalTypeArgs.size() != numTypeParams) {
990 S.
Diag(loc, diag::err_objc_type_args_wrong_arity)
991 << (typeArgs.size() < typeParams->
size())
993 << (unsigned)finalTypeArgs.size()
994 << (unsigned)numTypeParams;
1015 if (!Protocols.empty()) {
1021 <<
SourceRange(ProtocolLAngleLoc, ProtocolRAngleLoc);
1022 if (FailOnError) Result =
QualType();
1024 if (FailOnError && Result.
isNull())
1042 if (!TypeArgs.empty()) {
1047 if (FailOnError && Result.
isNull())
1051 if (!Protocols.empty()) {
1056 Diag(Loc, diag::err_invalid_protocol_qualifiers)
1057 <<
SourceRange(ProtocolLAngleLoc, ProtocolRAngleLoc);
1058 if (FailOnError) Result =
QualType();
1060 if (FailOnError && Result.
isNull())
1087 auto ObjCObjectTL = ObjCObjectPointerTL.getPointeeLoc()
1097 ObjCObjectTL.setProtocolLAngleLoc(lAngleLoc);
1098 ObjCObjectTL.setProtocolRAngleLoc(rAngleLoc);
1099 for (
unsigned i = 0, n = protocols.size(); i != n; ++i)
1100 ObjCObjectTL.setProtocolLoc(i, protocolLocs[i]);
1103 return CreateParsedType(Result, ResultTInfo);
1118 QualType T = GetTypeFromParser(BaseType, &BaseTypeInfo);
1128 for (
unsigned i = 0, n = TypeArgs.size(); i != n; ++i) {
1130 QualType TypeArg = GetTypeFromParser(TypeArgs[i], &TypeArgInfo);
1132 ActualTypeArgInfos.clear();
1136 assert(TypeArgInfo &&
"No type source info?");
1137 ActualTypeArgInfos.push_back(TypeArgInfo);
1143 TypeArgsLAngleLoc, ActualTypeArgInfos, TypeArgsRAngleLoc,
1147 ProtocolLocs, ProtocolRAngleLoc,
1162 ResultTL = ObjCObjectPointerTL.getPointeeLoc();
1167 if (OTPTL.getNumProtocols() > 0) {
1168 assert(OTPTL.getNumProtocols() == Protocols.size());
1169 OTPTL.setProtocolLAngleLoc(ProtocolLAngleLoc);
1170 OTPTL.setProtocolRAngleLoc(ProtocolRAngleLoc);
1171 for (
unsigned i = 0, n = Protocols.size(); i != n; ++i)
1172 OTPTL.setProtocolLoc(i, ProtocolLocs[i]);
1176 return CreateParsedType(Result, ResultTInfo);
1182 if (ObjCObjectTL.getNumTypeArgs() > 0) {
1183 assert(ObjCObjectTL.getNumTypeArgs() == ActualTypeArgInfos.size());
1185 ObjCObjectTL.setTypeArgsRAngleLoc(TypeArgsRAngleLoc);
1186 for (
unsigned i = 0, n = ActualTypeArgInfos.size(); i != n; ++i)
1187 ObjCObjectTL.setTypeArgTInfo(i, ActualTypeArgInfos[i]);
1194 if (ObjCObjectTL.getNumProtocols() > 0) {
1195 assert(ObjCObjectTL.getNumProtocols() == Protocols.size());
1196 ObjCObjectTL.setProtocolLAngleLoc(ProtocolLAngleLoc);
1197 ObjCObjectTL.setProtocolRAngleLoc(ProtocolRAngleLoc);
1198 for (
unsigned i = 0, n = Protocols.size(); i != n; ++i)
1199 ObjCObjectTL.setProtocolLoc(i, ProtocolLocs[i]);
1206 ObjCObjectTL.setHasBaseTypeAsWritten(
true);
1207 if (ObjCObjectTL.getType() == T)
1208 ObjCObjectTL.getBaseLoc().initializeFullCopy(BaseTypeInfo->
getTypeLoc());
1210 ObjCObjectTL.getBaseLoc().initialize(Context, Loc);
1213 return CreateParsedType(Result, ResultTInfo);
1216 static OpenCLAccessAttr::Spelling
1219 if (AL.getKind() == ParsedAttr::AT_OpenCLAccess)
1220 return static_cast<OpenCLAccessAttr::Spelling>(AL.getSemanticSpelling());
1221 return OpenCLAccessAttr::Keyword_read_only;
1234 Sema &S = state.getSema();
1235 Declarator &declarator = state.getDeclarator();
1255 "Unknown TSS value");
1269 "Unknown TSS value");
1278 "Unknown TSS value");
1283 "Unknown TSS value");
1288 "Unknown TSS value");
1320 S.
Diag(DeclLoc, diag::ext_missing_declspec)
1330 S.
Diag(DeclLoc, diag::err_missing_type_specifier)
1338 S.
Diag(DeclLoc, diag::err_missing_actual_pipe_type)
1342 S.
Diag(DeclLoc, diag::ext_missing_type_specifier)
1362 diag::warn_cxx98_compat_longlong : diag::ext_cxx11_longlong);
1381 diag::warn_cxx98_compat_longlong : diag::ext_cxx11_longlong);
1402 llvm_unreachable(
"Unable to specify long long as _Accum width");
1425 llvm_unreachable(
"Unable to specify long long as _Fract width");
1471 Result = Context.
IntTy;
1482 Result = Context.
IntTy;
1506 "Can't handle qualifiers on typedef names yet!");
1508 if (Result.isNull()) {
1518 assert(!Result.isNull() &&
"Didn't get a type for typeof?");
1519 if (!Result->isDependentType())
1527 assert(E &&
"Didn't get an expression for typeof?");
1530 if (Result.isNull()) {
1531 Result = Context.
IntTy;
1538 assert(E &&
"Didn't get an expression for decltype?");
1541 if (Result.isNull()) {
1542 Result = Context.
IntTy;
1549 assert(!Result.isNull() &&
"Didn't get a type for __underlying_type?");
1553 if (Result.isNull()) {
1554 Result = Context.
IntTy;
1578 assert(!Result.isNull() &&
"Didn't get a type for _Atomic?");
1580 if (Result.isNull()) {
1581 Result = Context.
IntTy;
1586 #define GENERIC_IMAGE_TYPE(ImgType, Id) \ 1587 case DeclSpec::TST_##ImgType##_t: \ 1588 switch (getImageAccess(DS.getAttributes())) { \ 1589 case OpenCLAccessAttr::Keyword_write_only: \ 1590 Result = Context.Id##WOTy; \ 1592 case OpenCLAccessAttr::Keyword_read_write: \ 1593 Result = Context.Id##RWTy; \ 1595 case OpenCLAccessAttr::Keyword_read_only: \ 1596 Result = Context.Id##ROTy; \ 1600 #include "clang/Basic/OpenCLImageTypes.def" 1603 Result = Context.
IntTy;
1610 declarator.setInvalidType(
true);
1616 if (DS.isTypeSpecSat() && !IsFixedPointType)
1617 S.
Diag(DS.getTypeSpecSatLoc(), diag::err_invalid_saturation_spec)
1618 << DS.getSpecifierName(DS.getTypeSpecType(),
1624 S.
Diag(DS.getTypeSpecComplexLoc(), diag::ext_freestanding_complex);
1626 }
else if (DS.isTypeAltiVecVector()) {
1628 assert(typeSize > 0 &&
"type size for vector must be greater than 0 bits");
1630 if (DS.isTypeAltiVecPixel())
1632 else if (DS.isTypeAltiVecBool())
1639 S.
Diag(DS.getTypeSpecComplexLoc(), diag::err_imaginary_not_supported);
1650 if (!DS.isTypeSpecPipe())
1654 if (
unsigned TypeQuals = DS.getTypeQualifiers()) {
1663 if (TypeQuals &&
Result->isFunctionType()) {
1667 ? diag::warn_typecheck_function_qualifiers_ignored
1668 : diag::warn_typecheck_function_qualifiers_unspecified);
1681 if (TypeQuals &&
Result->isReferenceType()) {
1683 S, DS, TypeQuals,
Result,
1685 diag::warn_typecheck_reference_qualifiers);
1692 && TypeQuals &
Result.getCVRQualifiers()) {
1694 S.
Diag(DS.getConstSpecLoc(), diag::ext_duplicate_declspec)
1699 S.
Diag(DS.getVolatileSpecLoc(), diag::ext_duplicate_declspec)
1711 declarator.setInvalidType(
true);
1716 assert(!
Result.isNull() &&
"This function should not return a null type");
1741 unsigned DiagID = 0;
1757 DiagID = diag::err_typecheck_invalid_restrict_invalid_pointee;
1761 DiagID = diag::err_typecheck_invalid_restrict_not_pointer;
1775 unsigned CVRAU,
const DeclSpec *DS) {
1810 return BuildQualifiedType(T, Loc, Split.
Quals);
1815 return BuildQualifiedType(T, Loc, Q, DS);
1862 diag::err_arc_indirect_no_ownership, type, isReference));
1864 S.
Diag(loc, diag::err_arc_indirect_no_ownership) << type << isReference;
1868 assert(implicitLifetime &&
"didn't infer any lifetime!");
1921 S.
Diag(Loc, diag::err_compound_qualified_function_type)
1944 Diag(Loc, diag::err_illegal_decl_pointer_to_reference)
1950 Diag(Loc, diag::err_opencl_function_pointer);
1960 if (getLangOpts().ObjCAutoRefCount)
1984 "Unresolved overloaded function type");
2012 Diag(Loc, diag::err_reference_to_void);
2020 if (getLangOpts().ObjCAutoRefCount)
2066 S.
Diag(Loc, diag::ext_vla_folded_to_constant) << SR;
2091 Expr *ArraySize,
unsigned Quals,
2108 Diag(Loc, diag::err_illegal_decl_array_of_references)
2114 Diag(Loc, diag::err_illegal_decl_array_incomplete_type) << T;
2118 if (RequireNonAbstractType(Brackets.
getBegin(), T,
2119 diag::err_array_of_abstract_type))
2126 if (!MPTy->getClass()->isDependentType())
2127 (
void)isCompleteType(Loc, T);
2132 if (RequireCompleteType(Loc, T,
2133 diag::err_illegal_decl_array_incomplete_type))
2138 Diag(Loc, diag::err_illegal_decl_array_of_functions)
2146 if (EltTy->getDecl()->hasFlexibleArrayMember())
2147 Diag(Loc, diag::ext_flexible_array_in_array) << T;
2149 Diag(Loc, diag::err_objc_array_of_interfaces) << T;
2157 ArraySize = Result.
get();
2161 if (ArraySize && !ArraySize->
isRValue()) {
2166 ArraySize = Result.
get();
2192 if (getLangOpts().CPlusPlus11 &&
2206 if (ConstVal.isSigned() && ConstVal.isNegative()) {
2211 Diag(ArraySize->
getBeginLoc(), diag::err_typecheck_negative_array_size)
2215 if (ConstVal == 0) {
2219 ? diag::err_typecheck_zero_array_size
2220 : diag::ext_typecheck_zero_array_size)
2225 diag::warn_typecheck_zero_static_array_size)
2232 unsigned ActiveSizeBits
2246 Diag(Loc, diag::err_opencl_vla);
2251 if (getLangOpts().CUDA) {
2253 CUDADiagIfDeviceCode(Loc, diag::err_cuda_vla) << CurrentCUDATarget();
2254 }
else if (!getLangOpts().OpenMP ||
2255 shouldDiagnoseTargetSupportFromOpenMP()) {
2257 Diag(Loc, diag::err_vla_unsupported);
2263 if (!getLangOpts().
C99) {
2266 if (isSFINAEContext()) {
2267 Diag(Loc, diag::err_vla_in_sfinae);
2272 Diag(Loc, diag::ext_vla);
2275 getLangOpts().
CPlusPlus? diag::err_c99_array_usage_cxx
2276 : diag::ext_c99_array_usage) << ASM;
2281 Diag(Loc, diag::warn_vla_used);
2287 if (getLangOpts().
OpenCL) {
2291 Diag(Loc, diag::err_opencl_invalid_type_array) << ArrType;
2306 Diag(AttrLoc, diag::err_attribute_invalid_vector_type) << CurType;
2314 llvm::APSInt VecSize(32);
2316 Diag(AttrLoc, diag::err_attribute_argument_type)
2326 unsigned VectorSize =
static_cast<unsigned>(VecSize.getZExtValue() * 8);
2327 unsigned TypeSize =
static_cast<unsigned>(Context.
getTypeSize(CurType));
2329 if (VectorSize == 0) {
2335 if (VectorSize % TypeSize) {
2336 Diag(AttrLoc, diag::err_attribute_invalid_size)
2342 Diag(AttrLoc, diag::err_attribute_size_too_large)
2347 return Context.
getVectorType(CurType, VectorSize / TypeSize,
2366 Diag(AttrLoc, diag::err_attribute_invalid_vector_type) << T;
2371 llvm::APSInt vecSize(32);
2373 Diag(AttrLoc, diag::err_attribute_argument_type)
2381 unsigned vectorSize =
static_cast<unsigned>(vecSize.getZExtValue());
2383 if (vectorSize == 0) {
2384 Diag(AttrLoc, diag::err_attribute_zero_size)
2390 Diag(AttrLoc, diag::err_attribute_size_too_large)
2403 Diag(Loc, diag::err_func_returning_array_function)
2409 if (T->
isHalfType() && !getLangOpts().HalfArgsAndReturns) {
2410 Diag(Loc, diag::err_parameters_retval_cannot_have_fp16_type) << 1 <<
2418 Diag(Loc, diag::err_object_cannot_be_passed_returned_by_value)
2434 bool hasCheckedSwiftCall =
false;
2435 auto checkForSwiftCC = [&](
unsigned paramIndex) {
2437 if (hasCheckedSwiftCall)
return;
2438 hasCheckedSwiftCall =
true;
2440 S.
Diag(getParamLoc(paramIndex), diag::err_swift_param_attr_not_swiftcall)
2444 for (
size_t paramIndex = 0, numParams = paramTypes.size();
2445 paramIndex != numParams; ++paramIndex) {
2454 checkForSwiftCC(paramIndex);
2455 if (paramIndex != 0 &&
2458 S.
Diag(getParamLoc(paramIndex),
2459 diag::err_swift_indirect_result_not_first);
2464 checkForSwiftCC(paramIndex);
2469 checkForSwiftCC(paramIndex);
2470 if (paramIndex == 0 ||
2473 S.
Diag(getParamLoc(paramIndex),
2474 diag::err_swift_error_result_not_after_swift_context);
2478 llvm_unreachable(
"bad ABI kind");
2486 bool Invalid =
false;
2488 Invalid |= CheckFunctionReturnType(T, Loc);
2490 for (
unsigned Idx = 0, Cnt = ParamTypes.size(); Idx < Cnt; ++Idx) {
2494 Diag(Loc, diag::err_param_with_void_type);
2496 }
else if (ParamType->
isHalfType() && !getLangOpts().HalfArgsAndReturns) {
2498 Diag(Loc, diag::err_parameters_retval_cannot_have_fp16_type) << 0 <<
2503 ParamTypes[Idx] = ParamType;
2508 [=](
unsigned i) {
return Loc; });
2513 checkNSReturnsRetainedReturnType(Loc, T);
2536 if (CheckDistantExceptionSpec(T)) {
2537 Diag(Loc, diag::err_distant_exception_spec);
2544 Diag(Loc, diag::err_illegal_decl_mempointer_to_reference)
2550 Diag(Loc, diag::err_illegal_decl_mempointer_to_void)
2556 Diag(Loc, diag::err_mempointer_in_nonclass_type) << Class;
2566 adjustMemberFunctionCC(T,
false, IsCtorOrDtor, Loc);
2586 Diag(Loc, diag::err_nonfunction_block_type);
2599 if (TInfo) *TInfo =
nullptr;
2604 if (
const LocInfoType *LIT = dyn_cast<LocInfoType>(QT)) {
2605 QT = LIT->getType();
2606 DI = LIT->getTypeSourceInfo();
2609 if (TInfo) *TInfo = DI;
2615 unsigned chunkIndex);
2622 Sema &S = state.getSema();
2623 Declarator &declarator = state.getDeclarator();
2629 unsigned outermostPointerIndex = 0;
2631 unsigned numPointers = 0;
2633 unsigned chunkIndex = i;
2635 switch (chunk.
Kind) {
2645 outermostPointerIndex = chunkIndex;
2653 if (numPointers != 1)
return;
2655 outermostPointerIndex = chunkIndex;
2656 isBlockPointer =
true;
2673 if (numPointers == 1) {
2691 }
else if (numPointers == 2) {
2704 if (AL.getKind() == ParsedAttr::AT_ObjCOwnership)
2708 outermostPointerIndex);
2730 }
const QualKinds[5] = {
2739 unsigned NumQuals = 0;
2744 for (
auto &E : QualKinds) {
2745 if (Quals & E.Mask) {
2746 if (!QualStr.empty()) QualStr +=
' ';
2754 getSourceManager().isBeforeInTranslationUnit(QualLoc, Loc))
2763 << QualStr << NumQuals << FixIts[0] << FixIts[1] << FixIts[2] << FixIts[3];
2769 unsigned FunctionChunkIndex) {
2779 for (
unsigned OuterChunkIndex = FunctionChunkIndex + 1,
2781 OuterChunkIndex !=
End; ++OuterChunkIndex) {
2783 switch (OuterChunk.
Kind) {
2790 diag::warn_qual_return_type,
2816 llvm_unreachable(
"unknown declarator chunk kind");
2839 Sema &SemaRef = state.getSema();
2842 ReturnTypeInfo =
nullptr;
2845 TagDecl *OwnedTagDecl =
nullptr;
2896 bool IsCXXAutoType =
2898 bool IsDeducedReturnType =
false;
2919 assert(LSI &&
"No LambdaScopeInfo on the stack!");
2931 TemplateParameterDepth, AutoParameterPosition,
2932 nullptr,
false, IsParameterPack);
2947 switch (cast<TagDecl>(SemaRef.
CurContext)->getTagKind()) {
2948 case TTK_Enum: llvm_unreachable(
"unhandled tag kind");
2950 case TTK_Union: Error = Cxx ? 3 : 4;
break;
2963 if (isa<DeducedTemplateSpecializationType>(Deduced))
2974 if (isa<DeducedTemplateSpecializationType>(Deduced) &&
2988 if (!SemaRef.
getLangOpts().CPlusPlus14 || !IsCXXAutoType)
2990 IsDeducedReturnType =
true;
2993 if (!SemaRef.
getLangOpts().CPlusPlus14 || !IsCXXAutoType)
2995 IsDeducedReturnType =
true;
2998 if (isa<DeducedTemplateSpecializationType>(Deduced))
3016 if (!IsCXXAutoType && !isa<DeducedTemplateSpecializationType>(Deduced))
3030 (!SemaRef.
getLangOpts().CPlusPlus11 || !IsCXXAutoType))
3033 bool HaveTrailing =
false;
3041 if (SemaRef.
getLangOpts().CPlusPlus11 && IsCXXAutoType &&
3043 HaveTrailing =
true;
3060 assert(isa<DeducedTemplateSpecializationType>(Deduced) &&
3061 "unknown auto type");
3068 SemaRef.
Diag(AutoRange.
getBegin(), diag::err_auto_not_allowed)
3070 <<
QualType(Deduced, 0) << AutoRange;
3071 if (
auto *TD = TN.getAsTemplateDecl())
3072 SemaRef.
Diag(TD->getLocation(), diag::note_template_decl_here);
3076 }
else if (!HaveTrailing &&
3083 ? diag::warn_cxx11_compat_generic_lambda
3084 : IsDeducedReturnType
3085 ? diag::warn_cxx11_compat_deduced_return_type
3086 : diag::warn_cxx98_compat_auto_type_specifier)
3095 unsigned DiagID = 0;
3101 llvm_unreachable(
"parser should not have allowed this");
3117 DiagID = diag::err_type_defined_in_alias_template;
3128 DiagID = diag::err_type_defined_in_type_specifier;
3137 DiagID = diag::err_type_defined_in_param_type;
3143 DiagID = diag::err_type_defined_in_condition;
3154 assert(!T.
isNull() &&
"This function should not return a null type");
3163 assert(FTI.
isAmbiguous &&
"no direct-initializer / function ambiguity");
3194 FTI.
NumParams ? diag::warn_parens_disambiguated_as_function_declaration
3195 : diag::warn_empty_parens_are_function_decl)
3206 if (
Comma.getFileID() != Name.getFileID() ||
3207 Comma.getSpellingLineNumber() != Name.getSpellingLineNumber()) {
3214 Result.suppressDiagnostics();
3227 S.
Diag(B, diag::note_additional_parens_for_variable_declaration)
3242 S.
Diag(DeclType.
Loc, diag::note_empty_parens_default_ctor)
3247 if (Init.empty() && S.
LangOpts.CPlusPlus11)
3250 S.
Diag(DeclType.
Loc, diag::note_empty_parens_zero_initialize)
3261 "do not have redundant top-level parentheses");
3270 bool CouldBeTemporaryObject =
3277 bool StartsWithDeclaratorId =
true;
3285 StartsWithDeclaratorId =
false;
3290 CouldBeTemporaryObject =
false;
3298 CouldBeTemporaryObject =
false;
3299 StartsWithDeclaratorId =
false;
3309 CouldBeTemporaryObject =
false;
3316 CouldBeTemporaryObject =
false;
3317 StartsWithDeclaratorId =
false;
3327 if (CouldBeTemporaryObject) {
3331 CouldBeTemporaryObject =
false;
3332 Result.suppressDiagnostics();
3337 if (!CouldBeTemporaryObject) {
3350 S.
Diag(Paren.
Loc, diag::warn_redundant_parens_around_declarator)
3356 S.
Diag(Paren.
Loc, diag::warn_parens_disambiguated_as_variable_declaration)
3359 if (!RD || !RD->hasDefinition() || RD->hasNonTrivialDestructor())
3360 S.
Diag(Paren.
Loc, diag::note_raii_guard_add_name)
3365 S.
Diag(D.
getBeginLoc(), diag::note_function_style_cast_add_parentheses)
3368 S.
Diag(Paren.
Loc, diag::note_remove_parens_for_variable_declaration)
3384 switch (AL.getKind()) {
3402 bool IsCXXInstanceMethod =
false;
3408 unsigned I = ChunkIndex;
3409 bool FoundNonParen =
false;
3410 while (I && !FoundNonParen) {
3413 FoundNonParen =
true;
3416 if (FoundNonParen) {
3419 IsCXXInstanceMethod =
3424 IsCXXInstanceMethod =
true;
3431 IsCXXInstanceMethod =
3439 IsCXXInstanceMethod);
3447 if (AL.getKind() == ParsedAttr::AT_OpenCLKernel) {
3469 switch (nullability) {
3471 if (!Ident__Nonnull)
3472 Ident__Nonnull = PP.getIdentifierInfo(
"_Nonnull");
3473 return Ident__Nonnull;
3476 if (!Ident__Nullable)
3477 Ident__Nullable = PP.getIdentifierInfo(
"_Nullable");
3478 return Ident__Nullable;
3481 if (!Ident__Null_unspecified)
3482 Ident__Null_unspecified = PP.getIdentifierInfo(
"_Null_unspecified");
3483 return Ident__Null_unspecified;
3485 llvm_unreachable(
"Unknown nullability kind.");
3491 Ident_NSError = PP.getIdentifierInfo(
"NSError");
3493 return Ident_NSError;
3500 if (AL.getKind() == ParsedAttr::AT_TypeNonNull ||
3501 AL.getKind() == ParsedAttr::AT_TypeNullable ||
3502 AL.getKind() == ParsedAttr::AT_TypeNullUnspecified)
3519 MaybePointerToCFRef,
3523 NSErrorPointerPointer,
3546 unsigned numNormalPointers = 0;
3550 return PointerDeclaratorKind::NonPointer;
3555 switch (chunk.
Kind) {
3557 if (numNormalPointers == 0)
3558 wrappingKind = PointerWrappingDeclaratorKind::Array;
3567 return numNormalPointers > 0 ? PointerDeclaratorKind::MultiLevelPointer
3568 : PointerDeclaratorKind::SingleLevelPointer;
3574 if (numNormalPointers == 0)
3575 wrappingKind = PointerWrappingDeclaratorKind::Reference;
3579 ++numNormalPointers;
3580 if (numNormalPointers > 2)
3581 return PointerDeclaratorKind::MultiLevelPointer;
3587 unsigned numTypeSpecifierPointers = 0;
3591 ++numNormalPointers;
3593 if (numNormalPointers > 2)
3594 return PointerDeclaratorKind::MultiLevelPointer;
3597 ++numTypeSpecifierPointers;
3603 return numNormalPointers > 0 ? PointerDeclaratorKind::MultiLevelPointer
3604 : PointerDeclaratorKind::SingleLevelPointer;
3609 return numNormalPointers > 0 ? PointerDeclaratorKind::MultiLevelPointer
3610 : PointerDeclaratorKind::SingleLevelPointer;
3615 ++numNormalPointers;
3616 ++numTypeSpecifierPointers;
3619 if (
auto objcClassDecl = objcObjectPtr->getInterfaceDecl()) {
3621 numNormalPointers == 2 && numTypeSpecifierPointers < 2) {
3622 return PointerDeclaratorKind::NSErrorPointerPointer;
3631 if (objcClass->getInterface()->getIdentifier() == S.
getNSErrorIdent()) {
3632 if (numNormalPointers == 2 && numTypeSpecifierPointers < 2)
3633 return PointerDeclaratorKind::NSErrorPointerPointer;
3640 if (numNormalPointers == 0)
3641 return PointerDeclaratorKind::NonPointer;
3646 bool isCFError =
false;
3657 if (
auto bridgeAttr = recordDecl->
getAttr<ObjCBridgeAttr>())
3658 bridgedType = bridgeAttr->getBridgedType();
3659 else if (
auto bridgeAttr =
3660 recordDecl->
getAttr<ObjCBridgeMutableAttr>())
3661 bridgedType = bridgeAttr->getBridgedType();
3671 if (isCFError && numNormalPointers == 2 && numTypeSpecifierPointers < 2) {
3672 return PointerDeclaratorKind::CFErrorRefPointer;
3680 switch (numNormalPointers) {
3682 return PointerDeclaratorKind::NonPointer;
3685 return PointerDeclaratorKind::SingleLevelPointer;
3688 return PointerDeclaratorKind::MaybePointerToCFRef;
3691 return PointerDeclaratorKind::MultiLevelPointer;
3700 if (ctx->isFunctionOrMethod())
3703 if (ctx->isFileContext())
3714 bool invalid =
false;
3716 if (invalid || !sloc.
isFile())
3742 if (!FixItLoc.
isValid() || FixItLoc == PointerLoc)
3751 InsertionTextBuf +=
" ";
3752 StringRef InsertionText = InsertionTextBuf.str();
3755 InsertionText = InsertionText.drop_back();
3756 }
else if (NextChar[-1] ==
'[') {
3757 if (NextChar[0] ==
']')
3758 InsertionText = InsertionText.drop_back().drop_front();
3760 InsertionText = InsertionText.drop_front();
3763 InsertionText = InsertionText.drop_back().drop_front();
3775 if (PointerKind == SimplePointerKind::Array) {
3776 S.
Diag(PointerLoc, diag::warn_nullability_missing_array);
3778 S.
Diag(PointerLoc, diag::warn_nullability_missing)
3779 <<
static_cast<unsigned>(PointerKind);
3782 auto FixItLoc = PointerEndLoc.
isValid() ? PointerEndLoc : PointerLoc;
3783 if (FixItLoc.isMacroID())
3787 auto Diag = S.
Diag(FixItLoc, diag::note_nullability_fix_it);
3789 Diag << static_cast<unsigned>(PointerKind);
3818 if (pointerKind == SimplePointerKind::Array)
3819 diagKind = diag::warn_nullability_missing_array;
3821 diagKind = diag::warn_nullability_missing;
3827 fileNullability.
PointerKind =
static_cast<unsigned>(pointerKind);
3874 unsigned i = endIndex;
3902 template<
typename AttrT>
3913 return createSimpleAttr<TypeNonNullAttr>(Ctx, Attr);
3916 return createSimpleAttr<TypeNullableAttr>(Ctx, Attr);
3919 return createSimpleAttr<TypeNullUnspecifiedAttr>(Ctx, Attr);
3921 llvm_unreachable(
"unknown NullabilityKind");
3935 Sema &S = state.getSema();
3945 bool IsTypedefName =
3961 bool IsClassTemplateDeduction = isa<DeducedTemplateSpecializationType>(DT);
3964 unsigned Index = E - I - 1;
3966 unsigned DiagId = IsClassTemplateDeduction
3967 ? diag::err_deduced_class_template_compound_type
3968 : diag::err_decltype_auto_compound_type;
3969 unsigned DiagKind = 0;
3970 switch (DeclChunk.
Kind) {
3973 if (IsClassTemplateDeduction) {
3979 if (IsClassTemplateDeduction) {
3987 DiagId = diag::err_decltype_auto_function_declarator_not_declaration;
4005 S.
Diag(DeclChunk.
Loc, DiagId) << DiagKind;
4014 bool inferNullabilityCS =
false;
4015 bool inferNullabilityInnerOnly =
false;
4016 bool inferNullabilityInnerOnlyComplete =
false;
4019 bool inAssumeNonNullRegion =
false;
4021 if (assumeNonNullLoc.
isValid()) {
4022 inAssumeNonNullRegion =
true;
4036 } complainAboutMissingNullability = CAMN_No;
4037 unsigned NumPointersRemaining = 0;
4040 if (IsTypedefName) {
4044 complainAboutMissingNullability = CAMN_InnerPointers;
4049 ++NumPointersRemaining;
4054 switch (chunk.
Kind) {
4062 ++NumPointersRemaining;
4070 ++NumPointersRemaining;
4076 switch (
auto context = state.getDeclarator().getContext()) {
4082 isFunctionOrMethod =
true;
4087 complainAboutMissingNullability = CAMN_No;
4092 if (state.getDeclarator().isObjCWeakProperty() && inAssumeNonNullRegion) {
4101 complainAboutMissingNullability = CAMN_Yes;
4106 case PointerDeclaratorKind::NonPointer:
4107 case PointerDeclaratorKind::MultiLevelPointer:
4111 case PointerDeclaratorKind::SingleLevelPointer:
4113 if (inAssumeNonNullRegion) {
4114 complainAboutInferringWithinChunk = wrappingKind;
4116 inferNullabilityCS =
4122 case PointerDeclaratorKind::CFErrorRefPointer:
4123 case PointerDeclaratorKind::NSErrorPointerPointer:
4126 if (isFunctionOrMethod && inAssumeNonNullRegion)
4130 case PointerDeclaratorKind::MaybePointerToCFRef:
4131 if (isFunctionOrMethod) {
4135 auto hasCFReturnsAttr =
4137 return AttrList.hasAttribute(ParsedAttr::AT_CFReturnsRetained) ||
4138 AttrList.hasAttribute(ParsedAttr::AT_CFReturnsNotRetained);
4142 hasCFReturnsAttr(InnermostChunk->getAttrs()) ||
4145 inferNullabilityInnerOnly =
true;
4155 complainAboutMissingNullability = CAMN_Yes;
4181 auto isVaList = [&S](
QualType T) ->
bool {
4187 if (typedefTy->getDecl() == vaListTypedef)
4189 if (
auto *name = typedefTy->getDecl()->getIdentifier())
4190 if (name->isStr(
"va_list"))
4192 typedefTy = typedefTy->desugar()->getAs<
TypedefType>();
4193 }
while (typedefTy);
4199 auto inferPointerNullability =
4204 if (NumPointersRemaining > 0)
4205 --NumPointersRemaining;
4212 if (inferNullability && !inferNullabilityInnerOnlyComplete) {
4217 state.getDeclarator().getAttributePool().create(
4222 attrs.addAtEnd(nullabilityAttr);
4224 if (inferNullabilityCS) {
4225 state.getDeclarator().getMutableDeclSpec().getObjCQualifiers()
4229 if (pointerLoc.isValid() &&
4230 complainAboutInferringWithinChunk !=
4233 S.
Diag(pointerLoc, diag::warn_nullability_inferred_on_nested_type);
4234 Diag << static_cast<int>(complainAboutInferringWithinChunk);
4238 if (inferNullabilityInnerOnly)
4239 inferNullabilityInnerOnlyComplete =
true;
4240 return nullabilityAttr;
4245 switch (complainAboutMissingNullability) {
4249 case CAMN_InnerPointers:
4250 if (NumPointersRemaining == 0)
4267 if (NumPointersRemaining > 0)
4268 --NumPointersRemaining;
4272 pointerKind = SimplePointerKind::BlockPointer;
4274 pointerKind = SimplePointerKind::MemberPointer;
4276 if (
auto *attr = inferPointerNullability(
4280 T = state.getAttributedType(
4286 if (complainAboutMissingNullability == CAMN_Yes &&
4295 bool ExpectNoDerefChunk =
4296 state.getCurrentAttributes().hasAttribute(ParsedAttr::AT_NoDeref);
4302 unsigned chunkIndex = e - i - 1;
4303 state.setCurrentChunkIndex(chunkIndex);
4306 switch (DeclType.
Kind) {
4314 if (!LangOpts.Blocks)
4315 S.
Diag(DeclType.
Loc, diag::err_blocks_disable) << LangOpts.OpenCL;
4318 inferPointerNullability(SimplePointerKind::BlockPointer, DeclType.
Loc,
4325 if (LangOpts.OpenCL)
4340 inferPointerNullability(SimplePointerKind::Pointer, DeclType.
Loc,
4353 if (LangOpts.OpenCL) {
4354 if (T->isImageType() || T->isSamplerT() || T->isPipeType() ||
4355 T->isBlockPointerType()) {
4400 S.
Diag(DeclType.
Loc, diag::err_array_star_outside_prototype);
4411 S.
Diag(DeclType.
Loc, diag::err_array_static_outside_prototype) <<
4423 S.
Diag(DeclType.
Loc, diag::err_array_static_not_outermost) <<
4438 S.
Diag(DeclType.
Loc, diag::err_illegal_decl_array_of_auto)
4446 if (complainAboutMissingNullability == CAMN_Yes &&
4463 IsQualifiedFunction =
4476 ? diag::err_auto_missing_trailing_return
4477 : diag::err_deduced_return_type);
4482 diag::warn_cxx11_compat_deduced_return_type);
4486 if (isa<ParenType>(T)) {
4494 diag::err_deduction_guide_with_complex_decl)
4499 (T.hasQualifiers() || !isa<AutoType>(T) ||
4500 cast<AutoType>(T)->getKeyword() !=
4503 diag::err_trailing_return_without_auto)
4521 if (!D.
isInvalidType() && (T->isArrayType() || T->isFunctionType()) &&
4524 unsigned diagID = diag::err_func_returning_array_function;
4527 if (chunkIndex == 0 &&
4529 diagID = diag::err_block_returning_array_function;
4530 S.
Diag(DeclType.
Loc, diagID) << T->isFunctionType() << T;
4537 if (T->isHalfType()) {
4546 diag::err_parameters_retval_cannot_have_fp16_type) << 1;
4551 if (LangOpts.OpenCL) {
4554 if (T->isBlockPointerType() || T->isImageType() || T->isSamplerT() ||
4566 LangOpts.OpenCLVersion >= 120) ||
4575 if (T->isObjCObjectType()) {
4584 S.
Diag(DiagLoc, diag::err_object_cannot_be_passed_returned_by_value)
4602 if ((T.getCVRQualifiers() || T->isAtomicType()) &&
4604 (T->isDependentType() || T->isRecordType()))) {
4605 if (T->isVoidType() && !S.
getLangOpts().CPlusPlus &&
4610 S.
Diag(DeclType.
Loc, diag::err_func_returning_qualified_void) << T;
4618 if (T.getQualifiers().hasObjCLifetime()) {
4623 if (AL.getKind() == ParsedAttr::AT_ObjCOwnership) {
4624 AttrLoc = AL.getLoc();
4631 if (AL.getKind() == ParsedAttr::AT_ObjCOwnership) {
4632 AttrLoc = AL.getLoc();
4646 S.
Diag(AttrLoc, diag::warn_arc_lifetime_result_type)
4647 << T.getQualifiers().getObjCLifetime();
4663 diag::err_exception_spec_in_typedef)
4676 && !LangOpts.OpenCL) {
4691 diag::err_ident_list_in_fn_declaration);
4716 bool HasAnyInterestingExtParameterInfos =
false;
4718 for (
unsigned i = 0, e = FTI.
NumParams; i != e; ++i) {
4721 assert(!ParamTy.isNull() &&
"Couldn't parse type?");
4726 if (ParamTy->isVoidType()) {
4731 S.
Diag(DeclType.
Loc, diag::err_void_only_param);
4732 ParamTy = Context.
IntTy;
4737 ParamTy = Context.
IntTy;
4741 if (ParamTy.hasQualifiers())
4742 S.
Diag(DeclType.
Loc, diag::err_void_param_qualified);
4747 }
else if (ParamTy->isHalfType()) {
4753 diag::err_opencl_half_param) << ParamTy;
4759 diag::err_parameters_retval_cannot_have_fp16_type) << 0;
4763 if (ParamTy->isPromotableIntegerType()) {
4767 if (BTy->getKind() == BuiltinType::Float) {
4774 if (LangOpts.ObjCAutoRefCount && Param->
hasAttr<NSConsumedAttr>()) {
4775 ExtParameterInfos[i] = ExtParameterInfos[i].withIsConsumed(
true);
4776 HasAnyInterestingExtParameterInfos =
true;
4780 ExtParameterInfos[i] =
4781 ExtParameterInfos[i].withABI(attr->getABI());
4782 HasAnyInterestingExtParameterInfos =
true;
4785 if (Param->
hasAttr<PassObjectSizeAttr>()) {
4786 ExtParameterInfos[i] = ExtParameterInfos[i].withHasPassObjectSize();
4787 HasAnyInterestingExtParameterInfos =
true;
4790 if (Param->
hasAttr<NoEscapeAttr>()) {
4791 ExtParameterInfos[i] = ExtParameterInfos[i].withIsNoEscape(
true);
4792 HasAnyInterestingExtParameterInfos =
true;
4795 ParamTys.push_back(ParamTy);
4798 if (HasAnyInterestingExtParameterInfos) {
4807 Expr *NoexceptExpr =
nullptr;
4813 DynamicExceptions.reserve(N);
4814 DynamicExceptionRanges.reserve(N);
4815 for (
unsigned I = 0; I != N; ++I) {
4826 DynamicExceptionRanges,
4833 if (state.getSema().getLangOpts().OpenCLCPlusPlus &&
4834 ((!Spec.isEmpty() &&
4836 state.getDeclarator().getContext() ==
4855 inferPointerNullability(SimplePointerKind::MemberPointer, DeclType.
Loc,
4875 llvm_unreachable(
"Nested-name-specifier must name a type");
4885 if (NNSPrefix && isa<TemplateSpecializationType>(NNS->
getAsType()))
4891 diag::err_illegal_decl_mempointer_in_nonclass)
4926 if (ExpectNoDerefChunk) {
4928 S.
Diag(DeclType.
Loc, diag::warn_noderef_on_non_pointer_or_array);
4929 ExpectNoDerefChunk =
false;
4932 ExpectNoDerefChunk = state.didParseNoDeref();
4936 if (ExpectNoDerefChunk)
4937 S.
Diag(state.getDeclarator().getBeginLoc(),
4938 diag::warn_noderef_on_non_pointer_or_array);
4949 bool IsBlock =
false;
4951 switch (DeclType.Kind) {
4958 S.
Diag(DeclType.Loc, diag::warn_strict_prototypes)
4970 assert(!T.
isNull() &&
"T must not be null after this point");
4974 assert(FnTy &&
"Why oh why is there not a FunctionProtoType here?");
4984 enum { NonMember, Member, DeductionGuide }
Kind = NonMember;
4986 Kind = DeductionGuide;
5014 if (IsQualifiedFunction &&
5036 if (!RemovalLocs.empty()) {
5037 llvm::sort(RemovalLocs,
5039 RemovalRange =
SourceRange(RemovalLocs.front(), RemovalLocs.back());
5040 Loc = RemovalLocs.front();
5044 S.
Diag(Loc, diag::err_invalid_qualified_function_type)
5069 state.diagnoseIgnoredTypeAttrs(T);
5099 diag::err_function_parameter_pack_without_parameter_packs)
5119 LangOpts.CPlusPlus11
5120 ? diag::warn_cxx98_compat_variadic_templates
5121 : diag::ext_variadic_templates);
5152 diag::err_ellipsis_in_declarator_not_parameter);
5158 assert(!T.
isNull() &&
"T must not be null at the end of this function");
5174 TypeProcessingState
state(*
this, D);
5197 unsigned chunkIndex) {
5198 Sema &S = state.getSema();
5206 const char *attrStr =
nullptr;
5207 switch (ownership) {
5235 Sema &S = state.getSema();
5239 bool hasIndirection =
false;
5242 switch (chunk.
Kind) {
5251 hasIndirection =
true;
5284 TypeProcessingState
state(*
this, D);
5289 if (getLangOpts().ObjC) {
5299 TypeProcessingState &State) {
5304 class TypeSpecLocFiller :
public TypeLocVisitor<TypeSpecLocFiller> {
5306 TypeProcessingState &
State;
5310 TypeSpecLocFiller(
ASTContext &Context, TypeProcessingState &State,
5312 : Context(Context),
State(State), DS(DS) {}
5426 void VisitDependentTemplateSpecializationTypeLoc(
5465 void VisitTypeLoc(
TypeLoc TL) {
5471 class DeclaratorLocFiller :
public TypeLocVisitor<DeclaratorLocFiller> {
5473 TypeProcessingState &
State;
5477 DeclaratorLocFiller(
ASTContext &Context, TypeProcessingState &State,
5479 : Context(Context),
State(State), Chunk(Chunk) {}
5482 llvm_unreachable(
"qualified type locs not expected here!");
5485 llvm_unreachable(
"decayed type locs not expected here!");
5518 assert(isa<DependentNameType>(ClsTy) &&
"Unexpected TypeLoc");
5529 if (isa<ElaboratedType>(ClsTy)) {
5544 llvm_unreachable(
"Nested-name-specifier must name a type");
5576 for (
unsigned i = 0, e = TL.
getNumParams(), tpi = 0; i != e; ++i) {
5592 void VisitTypeLoc(
TypeLoc TL) {
5593 llvm_unreachable(
"unsupported TypeLoc kind in declarator!");
5600 switch (Chunk.
Kind) {
5605 llvm_unreachable(
"cannot be _Atomic qualified");
5626 if (AL.getKind() == ParsedAttr::AT_AddressSpace) {
5635 "no address_space attribute found at the expected location!");
5649 Sema &S = State.getSema();
5656 if (isa<PackExpansionType>(T)) {
5690 if (ReturnTypeInfo) {
5710 "LocInfoType's TypeClass conflicts with an existing Type class");
5716 llvm_unreachable(
"LocInfoType leaked into the type system; an opaque TypeTy*" 5717 " was used directly instead of getting the QualType through" 5718 " GetTypeFromParser");
5725 "Type name should have no identifier!");
5740 checkUnusedDeclAttributes(D);
5742 if (getLangOpts().CPlusPlus) {
5744 CheckExtraCXXDefaultArguments(D);
5747 return CreateParsedType(T, TInfo);
5753 return CreateParsedType(T, TInfo);
5768 llvm::APSInt addrSpace(32);
5770 Diag(AttrLoc, diag::err_attribute_argument_type)
5777 if (addrSpace.isSigned()) {
5778 if (addrSpace.isNegative()) {
5779 Diag(AttrLoc, diag::err_attribute_address_space_negative)
5783 addrSpace.setIsSigned(
false);
5786 llvm::APSInt
max(addrSpace.getBitWidth());
5789 if (addrSpace > max) {
5790 Diag(AttrLoc, diag::err_attribute_address_space_too_high)
5804 Diag(AttrLoc, diag::err_attribute_address_multiple_qualifiers);
5809 diag::warn_attribute_address_multiple_identical_qualifiers);
5821 Diag(AttrLoc, diag::err_attribute_address_multiple_qualifiers);
5833 TypeProcessingState &State) {
5834 Sema &S = State.getSema();
5839 S.
Diag(Attr.
getLoc(), diag::err_attribute_address_function_type);
5845 if (Attr.
getKind() == ParsedAttr::AT_AddressSpace) {
5849 S.
Diag(Attr.
getLoc(), diag::err_attribute_wrong_number_arguments) << Attr
5868 ASArgExpr =
static_cast<Expr *
>(AddrSpace.
get());
5879 auto *ASAttr = ::new (Ctx) AddressSpaceAttr(
5882 Type = State.getAttributedType(ASAttr, T, T);
5889 case ParsedAttr::AT_OpenCLGlobalAddressSpace:
5891 case ParsedAttr::AT_OpenCLLocalAddressSpace:
5893 case ParsedAttr::AT_OpenCLConstantAddressSpace:
5895 case ParsedAttr::AT_OpenCLGenericAddressSpace:
5897 case ParsedAttr::AT_OpenCLPrivateAddressSpace:
5900 llvm_unreachable(
"Invalid address space");
5909 S.
Diag(Attr.
getLoc(), diag::err_attribute_address_multiple_qualifiers);
5915 diag::warn_attribute_address_multiple_identical_qualifiers);
5931 if (
const AttributedType *attr = dyn_cast<AttributedType>(type)) {
5932 if (attr->getAttrKind() == attr::ObjCOwnership)
5935 type = attr->getModifiedType();
5938 }
else if (
const ParenType *paren = dyn_cast<ParenType>(type)) {
5939 type = paren->getInnerType();
5958 bool NonObjCPointer =
false;
5968 NonObjCPointer =
true;
5975 if (state.isProcessingDeclSpec()) {
5983 Sema &S = state.getSema();
5990 S.
Diag(AttrLoc, diag::err_attribute_argument_type) << attr
5998 if (II->
isStr(
"none"))
6000 else if (II->
isStr(
"strong"))
6002 else if (II->
isStr(
"weak"))
6004 else if (II->
isStr(
"autoreleasing"))
6007 S.
Diag(AttrLoc, diag::warn_attribute_type_not_supported)
6028 S.
Diag(AttrLoc, diag::err_attr_objc_ownership_redundant)
6035 if (previousLifetime != lifetime) {
6038 const Type *prevTy =
nullptr;
6039 while (!prevTy || prevTy != underlyingType.
Ty) {
6040 prevTy = underlyingType.
Ty;
6049 if (NonObjCPointer) {
6059 S.
Diag(AttrLoc, diag::warn_type_attribute_wrong_type) << name
6076 type = state.getAttributedType(
6077 createSimpleAttr<ObjCInertUnsafeUnretainedAttr>(S.
Context, attr),
6083 if (!NonObjCPointer)
6089 type = state.getAttributedType(::
new (S.
Context) ObjCOwnershipAttr(
6101 diagnostic,
type, 0));
6103 S.
Diag(loc, diagnostic);
6112 unsigned diagnostic =
6113 (S.
getLangOpts().ObjCWeakRuntime ? diag::err_arc_weak_disabled
6114 : diag::err_arc_weak_no_runtime);
6117 diagnoseOrDelay(S, AttrLoc, diagnostic, type);
6129 if (Class->isArcWeakrefUnavailable()) {
6130 S.
Diag(AttrLoc, diag::err_arc_unsupported_weak_class);
6131 S.
Diag(ObjT->getInterfaceDecl()->getLocation(),
6132 diag::note_class_declared);
6147 Sema &S = state.getSema();
6156 S.
Diag(attr.
getLoc(), diag::err_attribute_multiple_objc_gc);
6163 S.
Diag(attr.
getLoc(), diag::err_attribute_argument_type)
6170 S.
Diag(attr.
getLoc(), diag::err_attribute_wrong_number_arguments) << attr
6177 if (II->
isStr(
"weak"))
6179 else if (II->
isStr(
"strong"))
6182 S.
Diag(attr.
getLoc(), diag::warn_attribute_type_not_supported)
6193 type = state.getAttributedType(
6212 struct FunctionTypeUnwrapper {
6227 FunctionTypeUnwrapper(
Sema &S,
QualType T) : Original(T) {
6230 if (isa<FunctionType>(Ty)) {
6231 Fn = cast<FunctionType>(Ty);
6233 }
else if (isa<ParenType>(Ty)) {
6234 T = cast<ParenType>(Ty)->getInnerType();
6235 Stack.push_back(Parens);
6236 }
else if (isa<PointerType>(Ty)) {
6237 T = cast<PointerType>(Ty)->getPointeeType();
6239 }
else if (isa<BlockPointerType>(Ty)) {
6240 T = cast<BlockPointerType>(Ty)->getPointeeType();
6241 Stack.push_back(BlockPointer);
6242 }
else if (isa<MemberPointerType>(Ty)) {
6243 T = cast<MemberPointerType>(Ty)->getPointeeType();
6244 Stack.push_back(MemberPointer);
6245 }
else if (isa<ReferenceType>(Ty)) {
6246 T = cast<ReferenceType>(Ty)->getPointeeType();
6247 Stack.push_back(Reference);
6248 }
else if (isa<AttributedType>(Ty)) {
6249 T = cast<AttributedType>(Ty)->getEquivalentType();
6250 Stack.push_back(Attributed);
6264 bool isFunctionType()
const {
return (Fn !=
nullptr); }
6269 if (New ==
get())
return Original;
6272 return wrap(S.
Context, Original, 0);
6277 if (I == Stack.size())
6286 return wrap(C, SplitOld.
Ty, I);
6291 if (I == Stack.size())
return QualType(Fn, 0);
6293 switch (static_cast<WrapKind>(Stack[I++])) {
6300 return wrap(C, cast<AttributedType>(Old)->getEquivalentType(), I);
6303 QualType New = wrap(C, cast<ParenType>(Old)->getInnerType(), I);
6308 QualType New = wrap(C, cast<PointerType>(Old)->getPointeeType(), I);
6312 case BlockPointer: {
6313 QualType New = wrap(C, cast<BlockPointerType>(Old)->getPointeeType(),I);
6317 case MemberPointer: {
6326 if (isa<LValueReferenceType>(OldRef))
6333 llvm_unreachable(
"unknown wrapping kind");
6340 Sema &S = State.getSema();
6344 default: llvm_unreachable(
"Unknown attribute kind");
6345 case ParsedAttr::AT_Ptr32:
6346 A = createSimpleAttr<Ptr32Attr>(S.
Context, PAttr);
6348 case ParsedAttr::AT_Ptr64:
6349 A = createSimpleAttr<Ptr64Attr>(S.
Context, PAttr);
6351 case ParsedAttr::AT_SPtr:
6352 A = createSimpleAttr<SPtrAttr>(S.
Context, PAttr);
6354 case ParsedAttr::AT_UPtr:
6355 A = createSimpleAttr<UPtrAttr>(S.
Context, PAttr);
6367 if (NewAttrKind == CurAttrKind) {
6368 S.
Diag(PAttr.
getLoc(), diag::warn_duplicate_attribute_exact)
6375 if ((CurAttrKind == attr::Ptr32 && NewAttrKind == attr::Ptr64) ||
6376 (CurAttrKind == attr::Ptr64 && NewAttrKind == attr::Ptr32)) {
6377 S.
Diag(PAttr.
getLoc(), diag::err_attributes_are_not_compatible)
6378 <<
"'__ptr32'" <<
"'__ptr64'";
6380 }
else if ((CurAttrKind == attr::SPtr && NewAttrKind == attr::UPtr) ||
6381 (CurAttrKind == attr::UPtr && NewAttrKind == attr::SPtr)) {
6382 S.
Diag(PAttr.
getLoc(), diag::err_attributes_are_not_compatible)
6383 <<
"'__sptr'" <<
"'__uptr'";
6398 if (!isa<PointerType>(Desugared)) {
6400 S.
Diag(PAttr.
getLoc(), diag::err_attribute_no_member_pointers) << PAttr;
6402 S.
Diag(PAttr.
getLoc(), diag::err_attribute_pointers_only) << PAttr << 0;
6406 Type = State.getAttributedType(A, Type, Type);
6413 case ParsedAttr::AT_TypeNonNull:
6416 case ParsedAttr::AT_TypeNullable:
6419 case ParsedAttr::AT_TypeNullUnspecified:
6423 llvm_unreachable(
"not a nullability attribute kind");
6443 bool allowOnArrayType) {
6444 Sema &S = state.getSema();
6454 while (
auto attributed = dyn_cast<AttributedType>(desugared.
getTypePtr())) {
6456 if (
auto existingNullability = attributed->getImmediateNullability()) {
6458 if (nullability == *existingNullability) {
6459 S.
Diag(nullabilityLoc, diag::warn_nullability_duplicate)
6467 S.
Diag(nullabilityLoc, diag::err_nullability_conflicting)
6473 desugared = attributed->getModifiedType();
6481 if (nullability != *existingNullability) {
6482 S.
Diag(nullabilityLoc, diag::err_nullability_conflicting)
6490 if (
auto typedefNullability
6492 if (*typedefNullability == *existingNullability) {
6505 !(allowOnArrayType && desugared->
isArrayType())) {
6506 S.
Diag(nullabilityLoc, diag::err_nullability_nonpointer)
6513 if (isContextSensitive) {
6515 const Type *pointeeType;
6524 S.
Diag(nullabilityLoc, diag::err_nullability_cs_multilevel)
6527 S.
Diag(nullabilityLoc, diag::note_nullability_type_specifier)
6537 type = state.getAttributedType(
6546 Sema &S = state.getSema();
6548 if (isa<ObjCTypeParamType>(type)) {
6550 type = state.getAttributedType(
6551 createSimpleAttr<ObjCKindOfAttr>(S.
Context, attr), type, type);
6563 S.
Diag(attr.
getLoc(), diag::err_objc_kindof_nonobject)
6572 objType->getBaseType(), objType->getTypeArgsAsWritten(),
6573 objType->getProtocols(),
6574 objType->isObjCUnqualifiedId() ?
false :
true);
6583 "multiple spellings for __kindof?");
6585 A->setImplicit(
true);
6586 equivType = state.getAttributedType(A, equivType, equivType);
6591 type = state.getAttributedType(
6592 createSimpleAttr<ObjCKindOfAttr>(S.
Context, attr), type, equivType);
6604 Declarator &declarator = state.getDeclarator();
6607 auto moveToChunk = [&](
DeclaratorChunk &chunk,
bool inFunction) ->
bool {
6620 PK_MemberFunctionPointer,
6625 : inFunction? PK_MemberFunctionPointer : PK_MemberPointer;
6627 auto diag = state.getSema().Diag(attr.
getLoc(),
6628 diag::warn_nullability_declspec)
6632 << static_cast<unsigned>(pointerKind);
6638 state.getSema().getPreprocessor()
6639 .getLocForEndOfToken(chunk.
Loc),
6650 for (
unsigned i = state.getCurrentChunkIndex(); i != 0; --i) {
6652 switch (chunk.
Kind) {
6656 return moveToChunk(chunk,
false);
6668 return moveToChunk(*dest,
true);
6687 llvm_unreachable(
"not a calling convention attribute");
6688 case ParsedAttr::AT_CDecl:
6689 return createSimpleAttr<CDeclAttr>(Ctx, Attr);
6690 case ParsedAttr::AT_FastCall:
6691 return createSimpleAttr<FastCallAttr>(Ctx, Attr);
6692 case ParsedAttr::AT_StdCall:
6693 return createSimpleAttr<StdCallAttr>(Ctx, Attr);
6694 case ParsedAttr::AT_ThisCall:
6695 return createSimpleAttr<ThisCallAttr>(Ctx, Attr);
6696 case ParsedAttr::AT_RegCall:
6697 return createSimpleAttr<RegCallAttr>(Ctx, Attr);
6698 case ParsedAttr::AT_Pascal:
6699 return createSimpleAttr<PascalAttr>(Ctx, Attr);
6700 case ParsedAttr::AT_SwiftCall:
6701 return createSimpleAttr<SwiftCallAttr>(Ctx, Attr);
6702 case ParsedAttr::AT_VectorCall:
6703 return createSimpleAttr<VectorCallAttr>(Ctx, Attr);
6704 case ParsedAttr::AT_AArch64VectorPcs:
6705 return createSimpleAttr<AArch64VectorPcsAttr>(Ctx, Attr);
6706 case ParsedAttr::AT_Pcs: {
6712 Str = cast<StringLiteral>(Attr.
getArgAsExpr(0))->getString();
6715 PcsAttr::PCSType
Type;
6716 if (!PcsAttr::ConvertStrToPCSType(Str, Type))
6717 llvm_unreachable(
"already validated the attribute");
6718 return ::new (Ctx) PcsAttr(Attr.
getRange(), Ctx, Type,
6721 case ParsedAttr::AT_IntelOclBicc:
6722 return createSimpleAttr<IntelOclBiccAttr>(Ctx, Attr);
6723 case ParsedAttr::AT_MSABI:
6724 return createSimpleAttr<MSABIAttr>(Ctx, Attr);
6725 case ParsedAttr::AT_SysVABI:
6726 return createSimpleAttr<SysVABIAttr>(Ctx, Attr);
6727 case ParsedAttr::AT_PreserveMost:
6728 return createSimpleAttr<PreserveMostAttr>(Ctx, Attr);
6729 case ParsedAttr::AT_PreserveAll:
6730 return createSimpleAttr<PreserveAllAttr>(Ctx, Attr);
6732 llvm_unreachable(
"unexpected attribute kind!");
6739 Sema &S = state.getSema();
6741 FunctionTypeUnwrapper unwrapped(S, type);
6743 if (attr.
getKind() == ParsedAttr::AT_NoReturn) {
6748 if (!unwrapped.isFunctionType())
6759 if (attr.
getKind() == ParsedAttr::AT_NSReturnsRetained) {
6763 if (!unwrapped.isFunctionType())
6768 unwrapped.get()->getReturnType()))
6773 if (state.getSema().getLangOpts().ObjCAutoRefCount) {
6775 = unwrapped.get()->getExtInfo().withProducesResult(
true);
6778 type = state.getAttributedType(
6779 createSimpleAttr<NSReturnsRetainedAttr>(S.
Context, attr),
6784 if (attr.
getKind() == ParsedAttr::AT_AnyX86NoCallerSavedRegisters) {
6789 if (!unwrapped.isFunctionType())
6793 unwrapped.get()->getExtInfo().withNoCallerSavedRegs(
true);
6798 if (attr.
getKind() == ParsedAttr::AT_AnyX86NoCfCheck) {
6800 S.
Diag(attr.
getLoc(), diag::warn_nocf_check_attribute_ignored);
6810 if (!unwrapped.isFunctionType())
6814 unwrapped.get()->getExtInfo().withNoCfCheck(
true);
6819 if (attr.
getKind() == ParsedAttr::AT_Regparm) {
6825 if (!unwrapped.isFunctionType())
6832 S.
Diag(attr.
getLoc(), diag::err_attributes_are_not_compatible)
6840 unwrapped.get()->getExtInfo().withRegParm(value);
6846 if (!unwrapped.isFunctionType())
return false;
6861 S.
Diag(attr.
getLoc(), diag::err_attributes_are_not_compatible)
6879 unsigned DiagID = diag::err_cconv_varargs;
6883 bool IsInvalid =
true;
6885 DiagID = diag::warn_cconv_varargs;
6897 S.
Diag(attr.
getLoc(), diag::err_attributes_are_not_compatible)
6910 auto EI = unwrapped.get()->getExtInfo().withCallingConv(CC);
6914 type = state.getAttributedType(CCAttr, type, Equivalent);
6921 if (AT->isCallingConv())
6923 R = AT->getModifiedType().IgnoreParens();
6930 FunctionTypeUnwrapper Unwrapped(*
this, T);
6932 bool IsVariadic = (isa<FunctionProtoType>(FT) &&
6933 cast<FunctionProtoType>(FT)->isVariadic());
6946 Diag(Loc, diag::warn_cconv_structors)
6956 if (CurCC != DefaultCC || DefaultCC == ToCC)
6959 if (hasExplicitCallingConv(T))
6964 QualType Wrapped = Unwrapped.wrap(*
this, FT);
6979 S.
Diag(Attr.
getLoc(), diag::err_attribute_wrong_number_arguments) << Attr
6998 SizeExpr = Size.
get();
7016 S.
Diag(Attr.
getLoc(), diag::err_attribute_wrong_number_arguments) << Attr
7035 sizeExpr = Size.
get();
7056 bool IsPolyUnsigned = Triple.getArch() == llvm::Triple::aarch64 ||
7057 Triple.getArch() == llvm::Triple::aarch64_be;
7059 if (IsPolyUnsigned) {
7061 return BTy->
getKind() == BuiltinType::UChar ||
7062 BTy->
getKind() == BuiltinType::UShort ||
7063 BTy->
getKind() == BuiltinType::ULong ||
7064 BTy->
getKind() == BuiltinType::ULongLong;
7067 return BTy->
getKind() == BuiltinType::SChar ||
7068 BTy->
getKind() == BuiltinType::Short;
7074 bool Is64Bit = Triple.getArch() == llvm::Triple::aarch64 ||
7075 Triple.getArch() == llvm::Triple::aarch64_be;
7077 if (Is64Bit && BTy->
getKind() == BuiltinType::Double)
7080 return BTy->
getKind() == BuiltinType::SChar ||
7081 BTy->
getKind() == BuiltinType::UChar ||
7082 BTy->
getKind() == BuiltinType::Short ||
7083 BTy->
getKind() == BuiltinType::UShort ||
7084 BTy->
getKind() == BuiltinType::Int ||
7085 BTy->
getKind() == BuiltinType::UInt ||
7086 BTy->
getKind() == BuiltinType::Long ||
7087 BTy->
getKind() == BuiltinType::ULong ||
7088 BTy->
getKind() == BuiltinType::LongLong ||
7089 BTy->
getKind() == BuiltinType::ULongLong ||
7090 BTy->
getKind() == BuiltinType::Float ||
7091 BTy->
getKind() == BuiltinType::Half;
7105 S.
Diag(Attr.
getLoc(), diag::err_attribute_unsupported) << Attr;
7111 S.
Diag(Attr.
getLoc(), diag::err_attribute_wrong_number_arguments) << Attr
7118 llvm::APSInt numEltsInt(32);
7121 S.
Diag(Attr.
getLoc(), diag::err_attribute_argument_type)
7129 S.
Diag(Attr.
getLoc(), diag::err_attribute_invalid_vector_type) << CurType;
7136 unsigned numElts =
static_cast<unsigned>(numEltsInt.getZExtValue());
7137 unsigned vecSize = typeSize * numElts;
7138 if (vecSize != 64 && vecSize != 128) {
7139 S.
Diag(Attr.
getLoc(), diag::err_attribute_bad_neon_vector_size) << CurType;
7152 S.
Diag(Attr.
getLoc(), diag::err_opencl_invalid_access_qualifier);
7158 QualType BaseTy = TypedefTy->desugar();
7160 std::string PrevAccessQual;
7162 if (TypedefTy->getDecl()->hasAttr<OpenCLAccessAttr>()) {
7163 OpenCLAccessAttr *Attr =
7164 TypedefTy->getDecl()->getAttr<OpenCLAccessAttr>();
7165 PrevAccessQual = Attr->getSpelling();
7167 PrevAccessQual =
"read_only";
7171 switch (ImgType->getKind()) {
7172 #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \ 7173 case BuiltinType::Id: \ 7174 PrevAccessQual = #Access; \ 7176 #include "clang/Basic/OpenCLImageTypes.def" 7178 llvm_unreachable(
"Unable to find corresponding image type.");
7181 llvm_unreachable(
"unexpected type");
7184 if (PrevAccessQual == AttrName.ltrim(
"_")) {
7186 S.
Diag(Attr.
getLoc(), diag::warn_duplicate_declspec)
7190 S.
Diag(Attr.
getLoc(), diag::err_opencl_multiple_access_qualifiers);
7193 S.
Diag(TypedefTy->getDecl()->getBeginLoc(),
7194 diag::note_opencl_typedef_access_qualifier) << PrevAccessQual;
7226 auto ChunkIndex = State.getCurrentChunkIndex();
7232 bool IsFuncReturnType =
7240 IsFuncReturnType || IsFuncType ||
7263 if (State.getSema().getLangOpts().OpenCLVersion <= 120 &&
7264 !State.getSema().getLangOpts().OpenCLCPlusPlus) {
7293 T = State.getSema().Context.getAddrSpaceQualType(T, ImpAddr);
7299 if (State.getDeclarator().isDeclarationOfFunction()) {
7300 CurType = State.getAttributedType(
7301 createSimpleAttr<LifetimeBoundAttr>(State.getSema().Context, Attr),
7322 state.setParsedNoDeref(
false);
7327 if (attr.isInvalid())
7330 if (attr.isCXX11Attribute()) {
7335 if (attr.isGNUScope()) {
7336 bool IsTypeAttr = attr.isTypeAttr();
7338 state.getSema().Diag(attr.getLoc(),
7340 ? diag::warn_gcc_ignores_type_attr
7341 : diag::warn_cxx11_gnu_attribute_on_type)
7355 switch (attr.getKind()) {
7359 state.getSema().Diag(attr.getLoc(), diag::err_attribute_not_type_attr)
7361 attr.setUsedAsTypeAttr();
7367 state.getSema().Diag(attr.getLoc(),
7368 diag::warn_unknown_attribute_ignored)
7375 case ParsedAttr::AT_MayAlias:
7378 attr.setUsedAsTypeAttr();
7380 case ParsedAttr::AT_OpenCLPrivateAddressSpace:
7381 case ParsedAttr::AT_OpenCLGlobalAddressSpace:
7382 case ParsedAttr::AT_OpenCLLocalAddressSpace:
7383 case ParsedAttr::AT_OpenCLConstantAddressSpace:
7384 case ParsedAttr::AT_OpenCLGenericAddressSpace:
7385 case ParsedAttr::AT_AddressSpace:
7387 attr.setUsedAsTypeAttr();
7392 attr.setUsedAsTypeAttr();
7394 case ParsedAttr::AT_VectorSize:
7396 attr.setUsedAsTypeAttr();
7398 case ParsedAttr::AT_ExtVectorType:
7400 attr.setUsedAsTypeAttr();
7402 case ParsedAttr::AT_NeonVectorType:
7405 attr.setUsedAsTypeAttr();
7407 case ParsedAttr::AT_NeonPolyVectorType:
7410 attr.setUsedAsTypeAttr();
7412 case ParsedAttr::AT_OpenCLAccess:
7414 attr.setUsedAsTypeAttr();
7416 case ParsedAttr::AT_LifetimeBound:
7421 case ParsedAttr::AT_NoDeref: {
7423 type = state.getAttributedType(createSimpleAttr<NoDerefAttr>(Ctx, attr),
7425 attr.setUsedAsTypeAttr();
7426 state.setParsedNoDeref(
true);
7432 attr.setUsedAsTypeAttr();
7445 endIndex = state.getCurrentChunkIndex();
7447 endIndex = state.getDeclarator().getNumTypeObjects();
7448 bool allowOnArrayType =
7449 state.getDeclarator().isPrototypeContext() &&
7455 allowOnArrayType)) {
7459 attr.setUsedAsTypeAttr();
7463 case ParsedAttr::AT_ObjCKindOf:
7471 state.getSema().Diag(attr.getLoc(),
7472 diag::err_objc_kindof_wrong_position)
7475 state.getDeclarator().getDeclSpec().getBeginLoc(),
7486 attr.setUsedAsTypeAttr();
7500 if (!state.getSema().getLangOpts().OpenCL ||
7509 if (
VarDecl *Var = dyn_cast<VarDecl>(DRE->getDecl())) {
7511 auto *Def = Var->getDefinition();
7514 InstantiateVariableDefinition(PointOfInstantiation, Var);
7515 Def = Var->getDefinition();
7522 if (Var->getPointOfInstantiation().isInvalid() && Def) {
7523 assert(Var->getTemplateSpecializationKind() ==
7525 "explicit instantiation with no point of instantiation");
7526 Var->setTemplateSpecializationKind(
7527 Var->getTemplateSpecializationKind(), PointOfInstantiation);
7571 completeExprArrayBound(E);
7578 return RequireCompleteType(E->
getExprLoc(), T, Diagnoser);
7583 return RequireCompleteExprType(E, Diagnoser);
7605 if (RequireCompleteTypeImpl(Loc, T, &Diagnoser))
7608 if (!Tag->getDecl()->isCompleteDefinitionRequired()) {
7609 Tag->getDecl()->setCompleteDefinitionRequired();
7610 Consumer.HandleTagDeclRequiredDefinition(Tag->getDecl());
7641 bool OnlyNeedComplete) {
7643 if (!getLangOpts().Modules && !getLangOpts().ModulesLocalVisibility)
7648 if (isa<TagDecl>(D) && cast<TagDecl>(D)->isBeingDefined()) {
7652 }
else if (
auto *RD = dyn_cast<CXXRecordDecl>(D)) {
7653 if (
auto *Pattern = RD->getTemplateInstantiationPattern())
7655 D = RD->getDefinition();
7656 }
else if (
auto *ED = dyn_cast<EnumDecl>(D)) {
7657 if (
auto *Pattern = ED->getTemplateInstantiationPattern())
7659 if (OnlyNeedComplete && ED->isFixed()) {
7663 *Suggested =
nullptr;
7664 for (
auto *Redecl : ED->redecls()) {
7665 if (isVisible(Redecl))
7667 if (Redecl->isThisDeclarationADefinition() ||
7668 (Redecl->isCanonicalDecl() && !*Suggested))
7669 *Suggested = Redecl;
7673 D = ED->getDefinition();
7674 }
else if (
auto *FD = dyn_cast<FunctionDecl>(D)) {
7675 if (
auto *Pattern = FD->getTemplateInstantiationPattern())
7677 D = FD->getDefinition();
7678 }
else if (
auto *VD = dyn_cast<VarDecl>(D)) {
7679 if (
auto *Pattern = VD->getTemplateInstantiationPattern())
7681 D = VD->getDefinition();
7683 assert(D &&
"missing definition for pattern of instantiated definition");
7687 auto DefinitionIsVisible = [&] {
7694 : hasVisibleMergedDefinition(D)) {
7695 if (CodeSynthesisContexts.empty() &&
7696 !getLangOpts().ModulesLocalVisibility) {
7707 if (DefinitionIsVisible())
7713 Source->CompleteRedeclChain(D);
7714 return DefinitionIsVisible();
7723 if (!RD->
hasAttr<MSInheritanceAttr>()) {
7724 MSInheritanceAttr::Spelling IM;
7731 IM = MSInheritanceAttr::Keyword_single_inheritance;
7734 IM = MSInheritanceAttr::Keyword_multiple_inheritance;
7737 IM = MSInheritanceAttr::Keyword_unspecified_inheritance;
7741 RD->
addAttr(MSInheritanceAttr::CreateImplicit(
7754 TypeDiagnoser *Diagnoser) {
7764 if (!MPTy->getClass()->isDependentType()) {
7765 if (getLangOpts().CompleteMemberPointers &&
7766 !MPTy->getClass()->getAsCXXRecordDecl()->isBeingDefined() &&
7767 RequireCompleteType(Loc,
QualType(MPTy->getClass(), 0),
7768 diag::err_memptr_incomplete))
7774 (void)isCompleteType(Loc,
QualType(MPTy->getClass(), 0));
7785 if (Def && !isa<EnumDecl>(Def))
7786 checkSpecializationVisibility(Loc, Def);
7793 !hasVisibleDefinition(Def, &SuggestedDef,
true)) {
7796 bool TreatAsComplete = Diagnoser && !isSFINAEContext();
7797 if (Diagnoser && SuggestedDef)
7798 diagnoseMissingImport(Loc, SuggestedDef, MissingImportKind::Definition,
7800 return !TreatAsComplete;
7801 }
else if (Def && !TemplateInstCallbacks.empty()) {
7802 CodeSynthesisContext TempInst;
7803 TempInst.Kind = CodeSynthesisContext::Memoization;
7804 TempInst.Template = Def;
7805 TempInst.Entity = Def;
7806 TempInst.PointOfInstantiation = Loc;
7814 TagDecl *Tag = dyn_cast_or_null<TagDecl>(Def);
7823 if (Def->isInvalidDecl())
7829 Source->CompleteType(Tag);
7830 if (IFace && IFace->hasExternalLexicalStorage())
7831 Source->CompleteType(IFace);
7835 return RequireCompleteTypeImpl(Loc, T, Diagnoser);
7842 if (
auto *RD = dyn_cast_or_null<CXXRecordDecl>(Tag)) {
7843 bool Instantiated =
false;
7844 bool Diagnosed =
false;
7845 if (RD->isDependentContext()) {
7849 }
else if (
auto *ClassTemplateSpec =
7850 dyn_cast<ClassTemplateSpecializationDecl>(RD)) {
7851 if (ClassTemplateSpec->getSpecializationKind() ==
TSK_Undeclared) {
7852 Diagnosed = InstantiateClassTemplateSpecialization(
7855 Instantiated =
true;
7859 if (!RD->isBeingDefined() && Pattern) {
7861 assert(MSI &&
"Missing member specialization information?");
7865 Diagnosed = InstantiateClass(Loc, RD, Pattern,
7866 getTemplateInstantiationArgs(RD),
7869 Instantiated =
true;
7877 if (Diagnoser && Diagnosed)
7883 return RequireCompleteTypeImpl(Loc, T, Diagnoser);
7893 Diagnoser->diagnose(*
this, Loc, T);
7900 : diag::note_forward_declaration)
7904 if (IFace && !IFace->isInvalidDecl())
7905 Diag(IFace->getLocation(), diag::note_forward_class);
7910 ExternalSource->MaybeDiagnoseMissingCompleteType(Loc, T);
7918 return RequireCompleteType(Loc, T, Diagnoser);
7931 default: llvm_unreachable(
"Invalid tag kind for literal type diagnostic!");
7958 if ((isCompleteType(Loc, ElemType) || ElemType->isVoidType()) &&
7976 if (RequireCompleteType(Loc, ElemType, diag::note_non_literal_incomplete, T))
7981 if (RD->
isLambda() && !getLangOpts().CPlusPlus17) {
7993 for (
const auto &I : RD->
vbases())
7994 Diag(I.getBeginLoc(), diag::note_constexpr_virtual_base_here)
7995 << I.getSourceRange();
7998 Diag(RD->
getLocation(), diag::note_non_literal_no_constexpr_ctors) << RD;
8000 for (
const auto &I : RD->
bases()) {
8001 if (!I.getType()->isLiteralType(Context)) {
8002 Diag(I.getBeginLoc(), diag::note_non_literal_base_class)
8007 for (
const auto *I : RD->
fields()) {
8008 if (!I->getType()->isLiteralType(Context) ||
8009 I->getType().isVolatileQualified()) {
8010 Diag(I->getLocation(), diag::note_non_literal_field)
8011 << RD << I << I->getType()
8012 << I->getType().isVolatileQualified();
8020 assert(Dtor &&
"class has literal fields and bases but no dtor?");
8025 diag::note_non_literal_user_provided_dtor :
8026 diag::note_non_literal_nontrivial_dtor) << RD;
8028 SpecialMemberIsTrivial(Dtor, CXXDestructor, TAH_IgnoreTrivialABI,
8037 return RequireLiteralType(Loc, T, Diagnoser);
8063 Diag(E->
getExprLoc(), diag::err_sizeof_alignof_typeof_bitfield) << 2;
8068 DiagnoseUseOfDecl(TT->getDecl(), E->
getExprLoc());
8092 }
else if (
const MemberExpr *ME = dyn_cast<MemberExpr>(E)) {
8093 if (
const ValueDecl *VD = ME->getMemberDecl())
8094 if (isa<FieldDecl>(VD) || isa<VarDecl>(VD))
8095 return VD->getType();
8096 }
else if (
const ObjCIvarRefExpr *IR = dyn_cast<ObjCIvarRefExpr>(E)) {
8097 return IR->getDecl()->getType();
8099 if (PR->isExplicitProperty())
8100 return PR->getExplicitProperty()->getType();
8101 }
else if (
auto *PE = dyn_cast<PredefinedExpr>(E)) {
8102 return PE->getType();
8112 using namespace sema;
8114 if (isa<ParenExpr>(E)) {
8116 if (
VarDecl *Var = dyn_cast<VarDecl>(DRE->getDecl())) {
8144 bool AsUnevaluated) {
8147 if (AsUnevaluated && CodeSynthesisContexts.empty() &&
8151 Diag(E->
getExprLoc(), diag::warn_side_effects_unevaluated_context);
8163 Diag(Loc, diag::err_only_enums_have_underlying_types);
8172 Diag(Loc, diag::err_underlying_type_of_incomplete_enum) << BaseType;
8173 Diag(FwdDecl->
getLocation(), diag::note_forward_declaration) << FwdDecl;
8178 assert(ED &&
"EnumType has no EnumDecl");
8180 DiagnoseUseOfDecl(ED, Loc);
8183 assert(!Underlying.
isNull());
8189 llvm_unreachable(
"unknown unary transform type");
8196 if (RequireCompleteType(Loc, T, diag::err_atomic_specifier_bad_type, 0))
8199 int DisallowedKind = -1;
8214 if (DisallowedKind != -1) {
8215 Diag(Loc, diag::err_atomic_specifier_bad_type) << DisallowedKind << T;
FileNullabilityMap NullabilityMap
A mapping that describes the nullability we've seen in each header file.
Abstract class used to diagnose incomplete types.
ParsedType getTrailingReturnType() const
Get the trailing-return-type for this function declarator.
ObjCPropertyRefExpr - A dot-syntax expression to access an ObjC property.
static void checkNullabilityConsistency(Sema &S, SimplePointerKind pointerKind, SourceLocation pointerLoc, SourceLocation pointerEndLoc=SourceLocation())
Complains about missing nullability if the file containing pointerLoc has other uses of nullability (...
QualType getDecltypeType(Expr *e, QualType UnderlyingType) const
C++11 decltype.
AttributePool & getAttributePool() const
const internal::VariadicAllOfMatcher< Type > type
Matches Types in the clang AST.
Defines the clang::ASTContext interface.
QualType getAddrSpaceQualType(QualType T, LangAS AddressSpace) const
Return the uniqued reference to the type for an address space qualified type with the specified type ...
Represents a type that was referred to using an elaborated type keyword, e.g., struct S...
TypeLoc getValueLoc() const
unsigned UnalignedQualLoc
The location of the __unaligned-qualifier, if any.
const Type * Ty
The locally-unqualified type.
bool diagnoseAppertainsTo(class Sema &S, const Decl *D) const
QualType getObjCObjectType(QualType Base, ObjCProtocolDecl *const *Protocols, unsigned NumProtocols) const
Legacy interface: cannot provide type arguments or __kindof.
static unsigned getLiteralDiagFromTagKind(TagTypeKind Tag)
Get diagnostic select index for tag kind for literal type diagnostic message.
const internal::VariadicDynCastAllOfMatcher< Decl, TypedefDecl > typedefDecl
Matches typedef declarations.
ParsedType CreateParsedType(QualType T, TypeSourceInfo *TInfo)
Package the given type and TSI into a ParsedType.
QualType BuildObjCTypeParamType(const ObjCTypeParamDecl *Decl, SourceLocation ProtocolLAngleLoc, ArrayRef< ObjCProtocolDecl *> Protocols, ArrayRef< SourceLocation > ProtocolLocs, SourceLocation ProtocolRAngleLoc, bool FailOnError=false)
Build an Objective-C type parameter type.
DeclaratorChunk::FunctionTypeInfo & getFunctionTypeInfo()
getFunctionTypeInfo - Retrieves the function type info object (looking through parentheses).
static DiagnosticBuilder Diag(DiagnosticsEngine *Diags, const LangOptions &Features, FullSourceLoc TokLoc, const char *TokBegin, const char *TokRangeBegin, const char *TokRangeEnd, unsigned DiagID)
Produce a diagnostic highlighting some portion of a literal.
unsigned RefQualifierIsLValueRef
Whether the ref-qualifier (if any) is an lvalue reference.
static bool isOmittedBlockReturnType(const Declarator &D)
isOmittedBlockReturnType - Return true if this declarator is missing a return type because this is a ...
no exception specification
QualType BuildFunctionType(QualType T, MutableArrayRef< QualType > ParamTypes, SourceLocation Loc, DeclarationName Entity, const FunctionProtoType::ExtProtoInfo &EPI)
Build a function type.
This is a discriminated union of FileInfo and ExpansionInfo.
QualType getAdjustedParameterType(QualType T) const
Perform adjustment on the parameter type of a function.
if(T->getSizeExpr()) TRY_TO(TraverseStmt(T -> getSizeExpr()))
PointerType - C99 6.7.5.1 - Pointer Declarators.
RefQualifierKind getRefQualifier() const
Retrieve the ref-qualifier associated with this function type.
QualType BuildWritePipeType(QualType T, SourceLocation Loc)
Build a Write-only Pipe type.
A (possibly-)qualified type.
bool isBlockPointerType() const
bool isMemberPointerType() const
void setStarLoc(SourceLocation Loc)
Wrapper for source info for tag types.
SourceRange getSourceRange() const LLVM_READONLY
Return the source range that covers this unqualified-id.
static const TSS TSS_unsigned
static bool hasNullabilityAttr(const ParsedAttributesView &attrs)
Check whether there is a nullability attribute of any kind in the given attribute list...
const TypeClass * getTypePtr() const
QualType BuildUnaryTransformType(QualType BaseType, UnaryTransformType::UTTKind UKind, SourceLocation Loc)
__auto_type (GNU extension)
const DeclaratorChunk & getTypeObject(unsigned i) const
Return the specified TypeInfo from this declarator.
Ordinary name lookup, which finds ordinary names (functions, variables, typedefs, etc...
void setNameEndLoc(SourceLocation Loc)
static const TST TST_wchar
llvm::PointerUnion< Expr *, IdentifierLoc * > ArgsUnion
A union of the various pointer types that can be passed to an ParsedAttr as an argument.
#define CALLING_CONV_ATTRS_CASELIST
bool LookupName(LookupResult &R, Scope *S, bool AllowBuiltinCreation=false)
Perform unqualified name lookup starting from a given scope.
void setKWLoc(SourceLocation Loc)
The attribute is immediately after the declaration's name.
void setRParenLoc(SourceLocation Loc)
TypeLoc getNextTypeLoc() const
Get the next TypeLoc pointed by this TypeLoc, e.g for "int*" the TypeLoc is a PointerLoc and next Typ...
void setStarLoc(SourceLocation Loc)
const internal::VariadicDynCastAllOfMatcher< Decl, RecordDecl > recordDecl
Matches class, struct, and union declarations.
NullabilityKind
Describes the nullability of a particular type.
void setExceptionSpecRange(SourceRange R)
QualType BuildObjCObjectType(QualType BaseType, SourceLocation Loc, SourceLocation TypeArgsLAngleLoc, ArrayRef< TypeSourceInfo *> TypeArgs, SourceLocation TypeArgsRAngleLoc, SourceLocation ProtocolLAngleLoc, ArrayRef< ObjCProtocolDecl *> Protocols, ArrayRef< SourceLocation > ProtocolLocs, SourceLocation ProtocolRAngleLoc, bool FailOnError=false)
Build an Objective-C object pointer type.
FunctionType - C99 6.7.5.3 - Function Declarators.
QualType getPointeeType() const
If this is a pointer, ObjC object pointer, or block pointer, this returns the respective pointee...
const llvm::Triple & getTriple() const
Returns the target triple of the primary target.
TypeLoc getValueLoc() const
bool isRealFloatingType() const
Floating point categories.
void setEmbeddedInDeclarator(bool isInDeclarator)
True if this tag declaration is "embedded" (i.e., defined or declared for the very first time) in the...
unsigned getNumVBases() const
Retrieves the number of virtual base classes of this class.
bool hasPlaceholderType() const
Returns whether this expression has a placeholder type.
Represents the declaration of a typedef-name via the 'typedef' type specifier.
void addConst()
Add the const type qualifier to this QualType.
Microsoft's '__super' specifier, stored as a CXXRecordDecl* of the class it appeared in...
bool isRecordType() const
bool isDecltypeAuto() const
static const TST TST_typeofExpr
QualType getQualifiedType(SplitQualType split) const
Un-split a SplitQualType.
QualType getLValueReferenceType(QualType T, bool SpelledAsLValue=true) const
Return the uniqued reference to the type for an lvalue reference to the specified type...
QualType getElaboratedType(ElaboratedTypeKeyword Keyword, const CXXScopeSpec &SS, QualType T, TagDecl *OwnedTagDecl=nullptr)
Retrieve a version of the type 'T' that is elaborated by Keyword, qualified by the nested-name-specif...
const Type * getTypeForDecl() const
SemaDiagnosticBuilder Diag(SourceLocation Loc, unsigned DiagID)
Emit a diagnostic.
static const TST TST_char16
Decl - This represents one declaration (or definition), e.g.
static void diagnoseBadTypeAttribute(Sema &S, const ParsedAttr &attr, QualType type)
diagnoseBadTypeAttribute - Diagnoses a type attribute which doesn't apply to the given type...
bool isVariadic() const
Whether this function prototype is variadic.
WrittenBuiltinSpecs & getWrittenBuiltinSpecs()
NestedNameSpecifier * getPrefix() const
Return the prefix of this nested name specifier.
Defines the C++ template declaration subclasses.
Represents a C++11 auto or C++14 decltype(auto) type.
SmallVector< CodeSynthesisContext, 16 > CodeSynthesisContexts
List of active code synthesis contexts.
QualType BuildArrayType(QualType T, ArrayType::ArraySizeModifier ASM, Expr *ArraySize, unsigned Quals, SourceRange Brackets, DeclarationName Entity)
Build an array type.
ObjCTypeParamList * getTypeParamList() const
Retrieve the type parameters of this class.
const char * getCharacterData(SourceLocation SL, bool *Invalid=nullptr) const
Return a pointer to the start of the specified location in the appropriate spelling MemoryBuffer...
A constructor named via a template-id.
Expr * getArgAsExpr(unsigned Arg) const
QualType getDependentVectorType(QualType VectorType, Expr *SizeExpr, SourceLocation AttrLoc, VectorType::VectorKind VecKind) const
Return the unique reference to the type for a dependently sized vector of the specified element type...
QualType getBlockPointerType(QualType T) const
Return the uniqued reference to the type for a block of the specified type.
SourceLocation getLParenLoc() const
The base class of the type hierarchy.
bool hasTrailingReturnType() const
Determine whether a trailing return type was written (at any level) within this declarator.
DiagnosticsEngine & getDiagnostics() const
SourceLocation getBeginLoc() const LLVM_READONLY
One instance of this struct is used for each type in a declarator that is parsed. ...
QualType getCorrespondingUnsignedType(QualType T) const
SourceLocation EndLoc
EndLoc - If valid, the place where this chunck ends.
SourceLocation getLocForEndOfToken(SourceLocation Loc, unsigned Offset=0)
Calls Lexer::getLocForEndOfToken()
bool isFunctionDeclarator(unsigned &idx) const
isFunctionDeclarator - This method returns true if the declarator is a function declarator (looking t...
Wrapper for source info for typedefs.
static void fillAtomicQualLoc(AtomicTypeLoc ATL, const DeclaratorChunk &Chunk)
static const char * getSpecifierName(DeclSpec::TST T, const PrintingPolicy &Policy)
Turn a type-specifier-type into a string like "_Bool" or "union".
SourceLocation getEndLoc() const LLVM_READONLY
bool isTypeSpecSat() const
const TargetInfo & getTargetInfo() const
The attribute is part of a DeclaratorChunk.
RefQualifierKind RefQualifier
A container of type source information.
bool getHasRegParm() const
bool hasConstexprNonCopyMoveConstructor() const
Determine whether this class has at least one constexpr constructor other than the copy or move const...
static void diagnoseAndRemoveTypeQualifiers(Sema &S, const DeclSpec &DS, unsigned &TypeQuals, QualType TypeSoFar, unsigned RemoveTQs, unsigned DiagID)
static void fillDependentAddressSpaceTypeLoc(DependentAddressSpaceTypeLoc DASTL, const ParsedAttributesView &Attrs)
static void transferARCOwnership(TypeProcessingState &state, QualType &declSpecTy, Qualifiers::ObjCLifetime ownership)
Used for transferring ownership in casts resulting in l-values.
An overloaded operator name, e.g., operator+.
bool getSuppressSystemWarnings() const
Wrapper for source info for pointers decayed from arrays and functions.
Abstract base class used for diagnosing integer constant expression violations.
QualType getAtomicType(QualType T) const
Return the uniqued reference to the atomic type for the specified type.
SourceLocation getEllipsisLoc() const
SourceLocation getLocalBeginLoc() const
Retrieve the location of the beginning of this component of the nested-name-specifier.
SourceLocation getEndLoc() const
Get the end source location.
#define NULLABILITY_TYPE_ATTRS_CASELIST
const ParsedAttributes & getAttributes() const
unsigned RestrictQualLoc
The location of the restrict-qualifier, if any.
bool hasAttribute(ParsedAttr::Kind K) const
const AttributedType * getCallingConvAttributedType(QualType T) const
Get the outermost AttributedType node that sets a calling convention.
bool isCompleteDefinition() const
Return true if this decl has its body fully specified.
void setParensRange(SourceRange range)
An identifier, stored as an IdentifierInfo*.
QualType BuildAddressSpaceAttr(QualType &T, Expr *AddrSpace, SourceLocation AttrLoc)
BuildAddressSpaceAttr - Builds a DependentAddressSpaceType if an expression is uninstantiated.
bool isFunctionDeclarationContext() const
Return true if this declaration appears in a context where a function declarator would be a function ...
Represents a variable declaration or definition.
static bool handleObjCPointerTypeAttr(TypeProcessingState &state, ParsedAttr &attr, QualType &type)
static OpenCLAccessAttr::Spelling getImageAccess(const ParsedAttributesView &Attrs)
unsigned isStar
True if this dimension was [*]. In this case, NumElts is null.
static DeclaratorChunk * maybeMovePastReturnType(Declarator &declarator, unsigned i, bool onlyBlockPointers)
Given the index of a declarator chunk, check whether that chunk directly specifies the return type of...
static const TST TST_underlyingType
Information about one declarator, including the parsed type information and the identifier.
void removeObjCLifetime()
LangAS getLangASFromTargetAS(unsigned TargetAS)
void initialize(ASTContext &Context, SourceLocation Loc) const
Initializes this to state that every location in this type is the given location. ...
DiagnosticsEngine & Diags
Wrapper for source info for member pointers.
bool isEnumeralType() const
Wrapper of type source information for a type with non-trivial direct qualifiers. ...
const T * getAs() const
Member-template getAs<specific type>'.
DeclContext * computeDeclContext(QualType T)
Compute the DeclContext that is associated with the given type.
unsigned getParsedSpecifiers() const
Return a bitmask of which flavors of specifiers this DeclSpec includes.
Extra information about a function prototype.
LangAS
Defines the address space values used by the address space qualifier of QualType. ...
Represents a C++17 deduced template specialization type.
The "__interface" keyword.
bool isCXX11Attribute() const
static const TST TST_interface
static const TST TST_char
A namespace, stored as a NamespaceDecl*.
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 ...
bool hasTrivialDefaultConstructor() const
Determine whether this class has a trivial default constructor (C++11 [class.ctor]p5).
TypeLoc getNamedTypeLoc() const
bool isInvalidDecl() const
void setAttrOperandParensRange(SourceRange range)
bool hasTypeSpecifier() const
Return true if any type-specifier has been found.
Describes how types, statements, expressions, and declarations should be printed. ...
SpecifierKind getKind() const
Determine what kind of nested name specifier is stored.
bool hasMethodTypeQualifiers() const
Determine whether this method has qualifiers.
bool hasDefinition() const
unsigned getNumExceptions() const
Get the number of dynamic exception specifications.
TemplateSpecializationKind getTemplateSpecializationKind() const
Determine what kind of template specialization this is.
Represents a parameter to a function.
OpenCLOptions & getOpenCLOptions()
void setQualifierLoc(NestedNameSpecifierLoc QualifierLoc)
The collection of all-type qualifiers we support.
bool isVariableArrayType() const
bool needsExtraLocalData() const
SourceRange getTypeSpecWidthRange() const
void setParensRange(SourceRange Range)
static const TST TST_unknown_anytype
bool canHaveNullability(bool ResultIfUnknown=true) const
Determine whether the given type can have a nullability specifier applied to it, i.e., if it is any kind of pointer type.
Base wrapper for a particular "section" of type source info.
MSInheritanceAttr::Spelling calculateInheritanceModel() const
Calculate what the inheritance model would be for this class.
QualType BuildMemberPointerType(QualType T, QualType Class, SourceLocation Loc, DeclarationName Entity)
Build a member pointer type T Class::*.
const AstTypeMatcher< RecordType > recordType
Matches record types (e.g.
Represents a struct/union/class.
static AttrT * createSimpleAttr(ASTContext &Ctx, ParsedAttr &Attr)
bool isEmpty() const
Determine whether this is an empty class in the sense of (C++11 [meta.unary.prop]).
DeclarationName getDeclName() const
Get the actual, stored name of the declaration, which may be a special name.
bool isDependentScopeSpecifier(const CXXScopeSpec &SS)
Expr * NoexceptExpr
Pointer to the expression in the noexcept-specifier of this function, if it has one.
TypeSpecifierSign getWrittenSignSpec() const
FunctionType::ExtInfo ExtInfo
One of these records is kept for each identifier that is lexed.
TargetCXXABI getCXXABI() const
Get the C++ ABI currently in use.
void setLocalRangeEnd(SourceLocation L)
static bool checkQualifiedFunction(Sema &S, QualType T, SourceLocation Loc, QualifiedFunctionKind QFK)
Check whether the type T is a qualified function type, and if it is, diagnose that it cannot be conta...
static bool hasOuterPointerLikeChunk(const Declarator &D, unsigned endIndex)
Returns true if any of the declarator chunks before endIndex include a level of indirection: array...
unsigned getAttributeSpellingListIndex() const
Get an index into the attribute spelling list defined in Attr.td.
SourceLocation getExceptionSpecLocBeg() const
const WrittenBuiltinSpecs & getWrittenBuiltinSpecs() const
SourceLocation getBegin() const
static const TST TST_decimal32
bool isStr(const char(&Str)[StrLen]) const
Return true if this is the identifier for the specified string.
QualType IgnoreParens() const
Returns the specified type after dropping any outer-level parentheses.
UnionParsedType ConversionFunctionId
When Kind == IK_ConversionFunctionId, the type that the conversion function names.
Represents a class type in Objective C.
static const TST TST_char8
static void deduceOpenCLImplicitAddrSpace(TypeProcessingState &State, QualType &T, TypeAttrLocation TAL)
Holds long-lived AST nodes (such as types and decls) that can be referred to throughout the semantic ...
A C++ nested-name-specifier augmented with source location information.
bool inTemplateInstantiation() const
Determine whether we are currently performing template instantiation.
ArrayRef< QualType > getParamTypes() const
SourceLocation getTypeSpecTypeLoc() const
bool CheckAttrTarget(const ParsedAttr &CurrAttr)
bool isObjCLifetimeType() const
Returns true if objects of this type have lifetime semantics under ARC.
QualType BuildParenType(QualType T)
Build a paren type including T.
void setBuiltinLoc(SourceLocation Loc)
QualType BuildVectorType(QualType T, Expr *VecSize, SourceLocation AttrLoc)
bool isSpelledAsLValue() const
field_range fields() const
void setRBracketLoc(SourceLocation Loc)
static SourceLocation getFromRawEncoding(unsigned Encoding)
Turn a raw encoding of a SourceLocation object into a real SourceLocation.
static void HandleVectorSizeAttr(QualType &CurType, const ParsedAttr &Attr, Sema &S)
HandleVectorSizeAttribute - this attribute is only applicable to integral and float scalars...
TypeSourceInfo * getTypeSourceInfo(ASTContext &Context, QualType T)
Creates a TypeSourceInfo for the given type.
QualType getDependentNameType(ElaboratedTypeKeyword Keyword, NestedNameSpecifier *NNS, const IdentifierInfo *Name, QualType Canon=QualType()) const
SourceLocation getBeginLoc() const LLVM_READONLY
static const TST TST_class
NameKind getNameKind() const
Determine what kind of name this is.
static void fillAttributedTypeLoc(AttributedTypeLoc TL, TypeProcessingState &State)
void checkExceptionSpecification(bool IsTopLevel, ExceptionSpecificationType EST, ArrayRef< ParsedType > DynamicExceptions, ArrayRef< SourceRange > DynamicExceptionRanges, Expr *NoexceptExpr, SmallVectorImpl< QualType > &Exceptions, FunctionProtoType::ExceptionSpecInfo &ESI)
Check the given exception-specification and update the exception specification information with the r...
const Type * getAsType() const
Retrieve the type stored in this nested name specifier.
void setVisibleDespiteOwningModule()
Set that this declaration is globally visible, even if it came from a module that is not visible...
static const TST TST_double
bool hasAutoTypeSpec() const
bool isReferenceType() const
void setElaboratedKeywordLoc(SourceLocation Loc)
static bool IsNoDerefableChunk(DeclaratorChunk Chunk)
static std::string getPrintableNameForEntity(DeclarationName Entity)
virtual SourceRange getSourceRange() const LLVM_READONLY
Source range that this declaration covers.
ParsedType ActOnObjCInstanceType(SourceLocation Loc)
The parser has parsed the context-sensitive type 'instancetype' in an Objective-C message declaration...
static const TST TST_error
bool hasStructuralCompatLayout(Decl *D, Decl *Suggested)
Determine if D and Suggested have a structurally compatible layout as described in C11 6...
static const TST TST_enum
static void maybeSynthesizeBlockSignature(TypeProcessingState &state, QualType declSpecType)
Add a synthetic '()' to a block-literal declarator if it is required, given the return type...
TypeLoc getNextTypeLoc() const
static const TSW TSW_unspecified
void copy(DependentTemplateSpecializationTypeLoc Loc)
bool hasTagDefinition() const
TSC getTypeSpecComplex() const
Wrapper of type source information for a type with no direct qualifiers.
Keeps track of the various options that can be enabled, which controls the dialect of C or C++ that i...
const AstTypeMatcher< TypedefType > typedefType
Matches typedef types.
i32 captured_struct **param SharedsTy A type which contains references the shared variables *param Shareds Context with the list of shared variables from the p *TaskFunction *param Data Additional data for task generation like final * state
static const TST TST_accum
A user-defined literal name, e.g., operator "" _i.
unsigned getNumArgs() const
getNumArgs - Return the number of actual arguments to this attribute.
An r-value expression (a pr-value in the C++11 taxonomy) produces a temporary value.
bool isInvalidType() const
Values of this type can be null.
static void inferARCWriteback(TypeProcessingState &state, QualType &declSpecType)
Given that this is the declaration of a parameter under ARC, attempt to infer attributes and such for...
bool getProducesResult() const
static void HandleLifetimeBoundAttr(TypeProcessingState &State, QualType &CurType, ParsedAttr &Attr)
bool CheckRegparmAttr(const ParsedAttr &attr, unsigned &value)
void adjustMemberFunctionCC(QualType &T, bool IsStatic, bool IsCtorOrDtor, SourceLocation Loc)
Adjust the calling convention of a method to be the ABI default if it wasn't specified explicitly...
TypeSpecifierWidth getWrittenWidthSpec() const
This parameter (which must have pointer type) uses the special Swift context-pointer ABI treatment...
Represents a C++ unqualified-id that has been parsed.
bool findMacroSpelling(SourceLocation &loc, StringRef name)
Looks through the macro-expansion chain for the given location, looking for a macro expansion with th...
IdentifierInfo * getAsIdentifier() const
Retrieve the identifier stored in this nested name specifier.
bool hasNonLiteralTypeFieldsOrBases() const
Determine whether this class has a non-literal or/ volatile type non-static data member or base class...
void setNameLoc(SourceLocation Loc)
void setAttr(const Attr *A)
static QualType GetDeclSpecTypeForDeclarator(TypeProcessingState &state, TypeSourceInfo *&ReturnTypeInfo)
Represents the results of name lookup.
An lvalue ref-qualifier was provided (&).
unsigned ConstQualLoc
The location of the const-qualifier, if any.
bool refersToBitField() const
Returns true if this expression is a gl-value that potentially refers to a bit-field.
static void fixItNullability(Sema &S, DiagnosticBuilder &Diag, SourceLocation PointerLoc, NullabilityKind Nullability)
Creates a fix-it to insert a C-style nullability keyword at pointerLoc, taking into account whitespac...
LLVM_READONLY bool isWhitespace(unsigned char c)
Return true if this character is horizontal or vertical ASCII whitespace: ' ', '\t', '\f', '\v', '\n', '\r'.
void setCaretLoc(SourceLocation Loc)
TagKind getTagKind() const
static PointerDeclaratorKind classifyPointerDeclarator(Sema &S, QualType type, Declarator &declarator, PointerWrappingDeclaratorKind &wrappingKind)
Classify the given declarator, whose type-specified is type, based on what kind of pointer it refers ...
const FileInfo & getFile() const
bool checkOpenCLDisabledTypeDeclSpec(const DeclSpec &DS, QualType T)
Check if type T corresponding to declaration specifier DS is disabled due to required OpenCL extensio...
bool CheckCallingConvAttr(const ParsedAttr &attr, CallingConv &CC, const FunctionDecl *FD=nullptr)
bool isTriviallyCopyableType(const ASTContext &Context) const
Return true if this is a trivially copyable type (C++0x [basic.types]p9)
bool isTypeSpecPipe() const
const Type * getClass() const
Wrapper for source info for functions.
static ElaboratedTypeKeyword getKeywordForTypeSpec(unsigned TypeSpec)
Converts a type specifier (DeclSpec::TST) into an elaborated type keyword.
static bool hasDirectOwnershipQualifier(QualType type)
Does this type have a "direct" ownership qualifier? That is, is it written like "__strong id"...
Whether values of this type can be null is (explicitly) unspecified.
An x-value expression is a reference to an object with independent storage but which can be "moved"...
ExprValueKind getValueKind() const
getValueKind - The value kind that this expression produces.
static void distributeTypeAttrsFromDeclarator(TypeProcessingState &state, QualType &declSpecType)
Given that there are attributes written on the declarator itself, try to distribute any type attribut...
SourceLocation getExpansionLoc(SourceLocation Loc) const
Given a SourceLocation object Loc, return the expansion location referenced by the ID...
unsigned getNumTypeObjects() const
Return the number of types applied to this declarator.
const clang::PrintingPolicy & getPrintingPolicy() const
bool containsUnexpandedParameterPack() const
Whether this type is or contains an unexpanded parameter pack, used to support C++0x variadic templat...
void addCVRQualifiers(unsigned mask)
static TemplateTypeParmDecl * Create(const ASTContext &C, DeclContext *DC, SourceLocation KeyLoc, SourceLocation NameLoc, unsigned D, unsigned P, IdentifierInfo *Id, bool Typename, bool ParameterPack)
LangAS getAddressSpace() const
void AddInnermostTypeInfo(const DeclaratorChunk &TI)
Add a new innermost chunk to this declarator.
const Type * getClass() const
void expandBuiltinRange(SourceRange Range)
TSS getTypeSpecSign() const
bool isLambda() const
Determine whether this class describes a lambda function object.
Values of this type can never be null.
QualType getCapturedDeclRefType(VarDecl *Var, SourceLocation Loc)
Given a variable, determine the type that a reference to that variable will have in the given scope...
Scope - A scope is a transient data structure that is used while parsing the program.
Wrapper for source info for ObjC interfaces.
const Type * getTypePtr() const
Retrieves a pointer to the underlying (unqualified) type.
QualType BuildExtVectorType(QualType T, Expr *ArraySize, SourceLocation AttrLoc)
Build an ext-vector type.
static unsigned getNumAddressingBits(const ASTContext &Context, QualType ElementType, const llvm::APInt &NumElements)
Determine the number of bits required to address a member of.
Represents a C++ nested-name-specifier or a global scope specifier.
Represents an Objective-C protocol declaration.
#define MS_TYPE_ATTRS_CASELIST
void setUnaligned(bool flag)
static void distributeFunctionTypeAttrFromDeclarator(TypeProcessingState &state, ParsedAttr &attr, QualType &declSpecType)
A function type attribute was written on the declarator.
bool isBlockCompatibleObjCPointerType(ASTContext &ctx) const
static FileID getNullabilityCompletenessCheckFileID(Sema &S, SourceLocation loc)
bool hasTrivialDestructor() const
Determine whether this class has a trivial destructor (C++ [class.dtor]p3)
const LangOptions & getLangOpts() const
SourceLocation getConstSpecLoc() const
bool isTypeDependent() const
isTypeDependent - Determines whether this expression is type-dependent (C++ [temp.dep.expr]), which means that its type could change from one template instantiation to the next.
const CXXScopeSpec & getCXXScopeSpec() const
getCXXScopeSpec - Return the C++ scope specifier (global scope or nested-name-specifier) that is part...
void addCVRUQualifiers(unsigned mask)
CXXDestructorDecl * getDestructor() const
Returns the destructor decl for this class.
void setLocalRangeBegin(SourceLocation L)
void addAtEnd(ParsedAttr *newAttr)
static void transferARCOwnershipToDeclSpec(Sema &S, QualType &declSpecTy, Qualifiers::ObjCLifetime ownership)
bool isUnevaluatedContext() const
Determines whether we are currently in a context that is not evaluated as per C++ [expr] p5...
Represents an ObjC class declaration.
const Type * getUnqualifiedDesugaredType() const
Return the specified type with any "sugar" removed from the type, removing any typedefs, typeofs, etc., as well as any qualifiers.
void copy(ElaboratedTypeLoc Loc)
SourceLocation getIncludeLoc() const
SourceRange getSourceRange() const LLVM_READONLY
static bool handleObjCGCTypeAttr(TypeProcessingState &state, ParsedAttr &attr, QualType &type)
handleObjCGCTypeAttr - Process the attribute((objc_gc)) type attribute on the specified type...
is ARM Neon polynomial vector
static NullabilityKind mapNullabilityAttrKind(ParsedAttr::Kind kind)
Map a nullability attribute kind to a nullability kind.
SmallVector< TemplateTypeParmDecl *, 4 > AutoTemplateParams
Store the list of the auto parameters for a generic lambda.
NestedNameSpecifierLoc getWithLocInContext(ASTContext &Context) const
Retrieve a nested-name-specifier with location information, copied into the given AST context...
Qualifiers getTypeQuals() const
IdentifierInfo * getIdentifier() const
CanQualType UnsignedCharTy
void setAttrNameLoc(SourceLocation loc)
const LangOptions & LangOpts
static std::string getFunctionQualifiersAsString(const FunctionProtoType *FnTy)
This parameter (which must have pointer-to-pointer type) uses the special Swift error-result ABI trea...
uint8_t PointerKind
Which kind of pointer declarator we saw.
This object can be modified without requiring retains or releases.
static const TST TST_float
CXXRecordDecl * getMostRecentNonInjectedDecl()
TyLocType push(QualType T)
Pushes space for a new TypeLoc of the given type.
void setInvalid(bool b=true) const
void getAsStringInternal(std::string &Str, const PrintingPolicy &Policy) const
bool isExpressionContext() const
Determine whether this declaration appears in a context where an expression could appear...
ExtInfo withCallingConv(CallingConv cc) const
void * getOpaqueData() const
Get the pointer where source information is stored.
bool isIntegralOrUnscopedEnumerationType() const
Determine whether this type is an integral or unscoped enumeration type.
QualType BuildBlockPointerType(QualType T, SourceLocation Loc, DeclarationName Entity)
Build a block pointer type.
TypeResult actOnObjCTypeArgsAndProtocolQualifiers(Scope *S, SourceLocation Loc, ParsedType BaseType, SourceLocation TypeArgsLAngleLoc, ArrayRef< ParsedType > TypeArgs, SourceLocation TypeArgsRAngleLoc, SourceLocation ProtocolLAngleLoc, ArrayRef< Decl *> Protocols, ArrayRef< SourceLocation > ProtocolLocs, SourceLocation ProtocolRAngleLoc)
Build a specialized and/or protocol-qualified Objective-C type.
llvm::StringRef getParameterABISpelling(ParameterABI kind)
bool hasUserProvidedDefaultConstructor() const
Whether this class has a user-provided default constructor per C++11.
DeclSpec & getMutableDeclSpec()
getMutableDeclSpec - Return a non-const version of the DeclSpec.
QualType getUnaryTransformType(QualType BaseType, QualType UnderlyingType, UnaryTransformType::UTTKind UKind) const
Unary type transforms.
QualType getCorrespondingSaturatedType(QualType Ty) const
Sema - This implements semantic analysis and AST building for C.
static const TSW TSW_long
enum clang::DeclaratorChunk::@215 Kind
static DeclaratorChunk getFunction(bool HasProto, bool IsAmbiguous, SourceLocation LParenLoc, ParamInfo *Params, unsigned NumParams, SourceLocation EllipsisLoc, SourceLocation RParenLoc, bool RefQualifierIsLvalueRef, SourceLocation RefQualifierLoc, SourceLocation MutableLoc, ExceptionSpecificationType ESpecType, SourceRange ESpecRange, ParsedType *Exceptions, SourceRange *ExceptionRanges, unsigned NumExceptions, Expr *NoexceptExpr, CachedTokens *ExceptionSpecTokens, ArrayRef< NamedDecl *> DeclsInPrototype, SourceLocation LocalRangeBegin, SourceLocation LocalRangeEnd, Declarator &TheDeclarator, TypeResult TrailingReturnType=TypeResult(), DeclSpec *MethodQualifiers=nullptr)
DeclaratorChunk::getFunction - Return a DeclaratorChunk for a function.
A little helper class used to produce diagnostics.
CXXRecordDecl * getAsCXXRecordDecl() const
Retrieves the CXXRecordDecl that this type refers to, either because the type is a RecordType or beca...
SourceLocation getUnalignedSpecLoc() const
Represents a prototype with parameter type info, e.g.
Holds a QualType and a TypeSourceInfo* that came out of a declarator parsing.
QualType getDependentAddressSpaceType(QualType PointeeType, Expr *AddrSpaceExpr, SourceLocation AttrLoc) const
QualType applyObjCProtocolQualifiers(QualType type, ArrayRef< ObjCProtocolDecl *> protocols, bool &hasError, bool allowOnPointerType=false) const
Apply Objective-C protocol qualifiers to the given type.
static void checkExtParameterInfos(Sema &S, ArrayRef< QualType > paramTypes, const FunctionProtoType::ExtProtoInfo &EPI, llvm::function_ref< SourceLocation(unsigned)> getParamLoc)
Check the extended parameter information.
DeclSpec * MethodQualifiers
DeclSpec for the function with the qualifier related info.
unsigned NumParams
NumParams - This is the number of formal parameters specified by the declarator.
ArraySizeModifier
Capture whether this is a normal array (e.g.
const ParsedAttributesView & getAttrs() const
If there are attributes applied to this declaratorchunk, return them.
bool hasQualifiers() const
Determine whether this type has any qualifiers.
unsigned TypeQuals
The type qualifiers: const/volatile/restrict/unaligned/atomic.
void addObjCLifetime(ObjCLifetime type)
static QualType ConvertDeclSpecToType(TypeProcessingState &state)
Convert the specified declspec to the appropriate type object.
bool isEnabled(llvm::StringRef Ext) const
void setSizeExpr(Expr *Size)
A conversion function name, e.g., operator int.
SourceRange getRange() const
TypeSourceInfo * getTrivialTypeSourceInfo(QualType T, SourceLocation Loc=SourceLocation()) const
Allocate a TypeSourceInfo where all locations have been initialized to a given location, which defaults to the empty location.
TST getTypeSpecType() const
QualType getPromotedIntegerType(QualType PromotableType) const
Return the type that PromotableType will promote to: C99 6.3.1.1p2, assuming that PromotableType is a...
Scope * getCurScope() const
Retrieve the parser's current scope.
CharacteristicKind getFileCharacteristic() const
Return whether this is a system header or not.
bool HasSideEffects(const ASTContext &Ctx, bool IncludePossibleEffects=true) const
HasSideEffects - This routine returns true for all those expressions which have any effect other than...
unsigned hasStatic
True if this dimension included the 'static' keyword.
SourceLocation getBeginLoc() const
Get the begin source location.
Type source information for an attributed type.
QualType getVectorType(QualType VectorType, unsigned NumElts, VectorType::VectorKind VecKind) const
Return the unique reference to a vector type of the specified element type and size.
Represent the declaration of a variable (in which case it is an lvalue) a function (in which case it ...
This represents one expression.
QualType getPointeeType() const
Declaration of a template type parameter.
bool isObjCARCImplicitlyUnretainedType() const
Determines if this type, which must satisfy isObjCLifetimeType(), is implicitly __unsafe_unretained r...
unsigned VolatileQualLoc
The location of the volatile-qualifier, if any.
UnqualTypeLoc getUnqualifiedLoc() const
Skips past any qualifiers, if this is qualified.
This file defines the classes used to store parsed information about declaration-specifiers and decla...
const T * castAs() const
Member-template castAs<specific type>.
ElaboratedTypeKeyword
The elaboration keyword that precedes a qualified type name or introduces an elaborated-type-specifie...
TypeResult ActOnTypeName(Scope *S, Declarator &D)
bool isObjCRetainableType() const
QualType getTypeOfExprType(Expr *e) const
GCC extension.
T getAs() const
Convert to the specified TypeLoc type, returning a null TypeLoc if this TypeLoc is not of the desired...
Represents a C++ destructor within a class.
Qualifiers::GC getObjCGCAttr() const
Returns gc attribute of this type.
QualType getParenType(QualType NamedType) const
static void HandleExtVectorTypeAttr(QualType &CurType, const ParsedAttr &Attr, Sema &S)
Process the OpenCL-like ext_vector_type attribute when it occurs on a type.
void setInvalidDecl(bool Invalid=true)
setInvalidDecl - Indicates the Decl had a semantic error.
std::string getAsString() const
Retrieve the human-readable string for this name.
TypeResult actOnObjCProtocolQualifierType(SourceLocation lAngleLoc, ArrayRef< Decl *> protocols, ArrayRef< SourceLocation > protocolLocs, SourceLocation rAngleLoc)
Build a an Objective-C protocol-qualified 'id' type where no base type was specified.
SourceLocation getVolatileSpecLoc() const
QualType BuildAtomicType(QualType T, SourceLocation Loc)
void ClearTypeQualifiers()
Clear out all of the type qualifiers.
QualType getTagDeclType(const TagDecl *Decl) const
Return the unique reference to the type for the specified TagDecl (struct/union/class/enum) decl...
Defines the clang::Preprocessor interface.
static DelayedDiagnostic makeForbiddenType(SourceLocation loc, unsigned diagnostic, QualType type, unsigned argument)
ExprResult VerifyIntegerConstantExpression(Expr *E, llvm::APSInt *Result, VerifyICEDiagnoser &Diagnoser, bool AllowFold=true)
VerifyIntegerConstantExpression - Verifies that an expression is an ICE, and reports the appropriate ...
Defines the classes clang::DelayedDiagnostic and clang::AccessedEntity.
void completeExprArrayBound(Expr *E)
ObjCLifetime getObjCLifetime() const
bool supportsVariadicCall(CallingConv CC)
Checks whether the given calling convention supports variadic calls.
SourceLocation getBeginLoc() const
bool isConstexprSpecified() const
NestedNameSpecifierLoc getPrefix() const
Return the prefix of this nested-name-specifier.
internal::Matcher< T > id(StringRef ID, const internal::BindableMatcher< T > &InnerMatcher)
If the provided matcher matches a node, binds the node to ID.
virtual void AssignInheritanceModel(CXXRecordDecl *RD)
Callback invoked when an MSInheritanceAttr has been attached to a CXXRecordDecl.
Represents a C++ template name within the type system.
static const TST TST_decimal64
bool RequireCompleteType(SourceLocation Loc, QualType T, TypeDiagnoser &Diagnoser)
Ensure that the type T is a complete type.
Defines the clang::TypeLoc interface and its subclasses.
static void warnAboutRedundantParens(Sema &S, Declarator &D, QualType T)
Produce an appropriate diagnostic for a declarator with top-level parentheses.
A namespace alias, stored as a NamespaceAliasDecl*.
UnqualifiedIdKind getKind() const
Determine what kind of name we have.
AutoType * getContainedAutoType() const
Get the AutoType whose type will be deduced for a variable with an initializer of this type...
static QualType getDecltypeForExpr(Sema &S, Expr *E)
getDecltypeForExpr - Given an expr, will return the decltype for that expression, according to the ru...
CanQualType UnsignedInt128Ty
A std::pair-like structure for storing a qualified type split into its local qualifiers and its local...
void setNameLoc(SourceLocation Loc)
bool isFunctionOrMethod() const
static Optional< NullabilityKind > stripOuterNullability(QualType &T)
Strip off the top-level nullability annotation on the given type, if it's there.
CharSourceRange getImmediateExpansionRange(SourceLocation Loc) const
Return the start/end of the expansion information for an expansion location.
bool LValueRef
True if this is an lvalue reference, false if it's an rvalue reference.
SourceLocation Loc
Loc - The place where this type was defined.
QualType getConstantArrayType(QualType EltTy, const llvm::APInt &ArySize, ArrayType::ArraySizeModifier ASM, unsigned IndexTypeQuals) const
Return the unique reference to the type for a constant array of the specified element type...
Qualifiers Quals
The local qualifiers.
void setAttrExprOperand(Expr *e)
DeclContext * getParent()
getParent - Returns the containing DeclContext.
ProtocolLAngleLoc, ProtocolRAngleLoc, and the source locations for protocol qualifiers are stored aft...
void setHasBaseTypeAsWritten(bool HasBaseType)
void setEllipsisLoc(SourceLocation EL)
static QualType inferARCLifetimeForPointee(Sema &S, QualType type, SourceLocation loc, bool isReference)
Given that we're building a pointer or reference to the given.
SourceLocation getEnd() const
Compare two source locations.
QualType getFunctionType(QualType ResultTy, ArrayRef< QualType > Args, const FunctionProtoType::ExtProtoInfo &EPI) const
Return a normal function type with a typed argument list.
bool RequireLiteralType(SourceLocation Loc, QualType T, TypeDiagnoser &Diagnoser)
Ensure that the type T is a literal type.
static const TST TST_half
An lvalue reference type, per C++11 [dcl.ref].
TypedefDecl * getBuiltinVaListDecl() const
Retrieve the C type declaration corresponding to the predefined __builtin_va_list type...
bool isFriendSpecified() const
Common base class for placeholders for types that get replaced by placeholder type deduction: C++11 a...
Wraps an identifier and optional source location for the identifier.
static void moveAttrFromListToList(ParsedAttr &attr, ParsedAttributesView &fromList, ParsedAttributesView &toList)
QualType getTypeDeclType(const TypeDecl *Decl, const TypeDecl *PrevDecl=nullptr) const
Return the unique reference to the type for the specified type declaration.
static QualType Desugar(ASTContext &Context, QualType QT, bool &ShouldAKA)
The result type of a method or function.
This template specialization was implicitly instantiated from a template.
SourceLocation getCommaLoc() const
void setQualifierLoc(NestedNameSpecifierLoc QualifierLoc)
bool RequireCompleteExprType(Expr *E, TypeDiagnoser &Diagnoser)
Ensure that the type of the given expression is complete.
bool isNull() const
Return true if this QualType doesn't point to a type yet.
A type, stored as a Type*.
QualType getDependentSizedExtVectorType(QualType VectorType, Expr *SizeExpr, SourceLocation AttrLoc) const
static const TSW TSW_short
void removeCVRQualifiers(unsigned mask)
bool isTemplateInstantiation(TemplateSpecializationKind Kind)
Determine whether this template specialization kind refers to an instantiation of an entity (as oppos...
CallingConv
CallingConv - Specifies the calling convention that a function uses.
SourceLocation PointerLoc
The first pointer declarator (of any pointer kind) in the file that does not have a corresponding nul...
bool isFirstDeclarator() const
TypeSourceInfo * GetTypeForDeclaratorCast(Declarator &D, QualType FromTy)
unsigned getCVRQualifiers() const
Retrieve the set of CVR (const-volatile-restrict) qualifiers applied to this type.
QualType getObjCGCQualType(QualType T, Qualifiers::GC gcAttr) const
Return the uniqued reference to the type for an Objective-C gc-qualified type.
QualType getAttributedType(attr::Kind attrKind, QualType modifiedType, QualType equivalentType)
TypeAndRange * Exceptions
Pointer to a new[]'d array of TypeAndRange objects that contain the types in the function's dynamic e...
SourceLocation getRefQualifierLoc() const
Retrieve the location of the ref-qualifier, if any.
bool isConstQualified() const
Determine whether this type is const-qualified.
QualType getAutoType(QualType DeducedType, AutoTypeKeyword Keyword, bool IsDependent) const
C++11 deduced auto type.
SplitQualType split() const
Divides a QualType into its unqualified type and a set of local qualifiers.
unsigned getSemanticSpelling() const
If the parsed attribute has a semantic equivalent, and it would have a semantic Spelling enumeration ...
RecordDecl * getDecl() const
static bool checkOmittedBlockReturnType(Sema &S, Declarator &declarator, QualType Result)
Return true if this is omitted block return type.
void setStarLoc(SourceLocation Loc)
static const TST TST_char32
NestedNameSpecifier * getScopeRep() const
Retrieve the representation of the nested-name-specifier.
QualType getPackExpansionType(QualType Pattern, Optional< unsigned > NumExpansions)
static const TST TST_fract
void setTypeofLoc(SourceLocation Loc)
static bool handleObjCOwnershipTypeAttr(TypeProcessingState &state, ParsedAttr &attr, QualType &type)
handleObjCOwnershipTypeAttr - Process an objc_ownership attribute on the specified type...
bool SawTypeNullability
Whether we saw any type nullability annotations in the given file.
static void diagnoseRedundantReturnTypeQualifiers(Sema &S, QualType RetTy, Declarator &D, unsigned FunctionChunkIndex)
A parameter attribute which changes the argument-passing ABI rule for the parameter.
Wrapper for source info for arrays.
bool isComputedNoexcept(ExceptionSpecificationType ESpecType)
There is no lifetime qualification on this type.
Information about a FileID, basically just the logical file that it represents and include stack info...
is AltiVec 'vector Pixel'
static QualType applyObjCTypeArgs(Sema &S, SourceLocation loc, QualType type, ArrayRef< TypeSourceInfo *> typeArgs, SourceRange typeArgsRange, bool failOnError=false)
Apply Objective-C type arguments to the given type.
Assigning into this object requires the old value to be released and the new value to be retained...
bool isBuiltinType() const
Helper methods to distinguish type categories.
not a target-specific vector type
ActionResult - This structure is used while parsing/acting on expressions, stmts, etc...
QualType getElaboratedType(ElaboratedTypeKeyword Keyword, NestedNameSpecifier *NNS, QualType NamedType, TagDecl *OwnedTagDecl=nullptr) const
The attribute is in the decl-specifier-seq.
ExtProtoInfo getExtProtoInfo() const
SCS getStorageClassSpec() const
void setKNRPromoted(bool promoted)
ASTContext & getASTContext() const
SourceLocation getRParenLoc() const
static bool isPermittedNeonBaseType(QualType &Ty, VectorType::VectorKind VecKind, Sema &S)
static const TST TST_float16
static bool handleFunctionTypeAttr(TypeProcessingState &state, ParsedAttr &attr, QualType &type)
Process an individual function attribute.
const ExtParameterInfo * ExtParameterInfos
static void distributeObjCPointerTypeAttr(TypeProcessingState &state, ParsedAttr &attr, QualType type)
Given that an objc_gc attribute was written somewhere on a declaration other than on the declarator i...
Encodes a location in the source.
bool isTypeSpecOwned() const
Sugar for parentheses used when specifying types.
IdentifierInfo & get(StringRef Name)
Return the identifier token info for the specified named identifier.
QualType getReturnType() const
static const TST TST_auto_type
A helper class that allows the use of isa/cast/dyncast to detect TagType objects of enums...
void atTemplateBegin(TemplateInstantiationCallbackPtrs &Callbacks, const Sema &TheSema, const Sema::CodeSynthesisContext &Inst)
bool CheckDistantExceptionSpec(QualType T)
CheckDistantExceptionSpec - Check if the given type is a pointer or pointer to member to a function w...
LangAS getAddressSpace() const
Return the address space of this type.
static void distributeObjCPointerTypeAttrFromDeclarator(TypeProcessingState &state, ParsedAttr &attr, QualType &declSpecType)
Distribute an objc_gc type attribute that was written on the declarator.
PointerDeclaratorKind
Describes the kind of a pointer a declarator describes.
Interfaces are the core concept in Objective-C for object oriented design.
FunctionDefinitionKind getFunctionDefinitionKind() const
bool isVariablyModifiedType() const
Whether this type is a variably-modified type (C99 6.7.5).
std::pair< NullabilityKind, bool > DiagNullabilityKind
A nullability kind paired with a bit indicating whether it used a context-sensitive keyword...
UnqualifiedId & getName()
Retrieve the name specified by this declarator.
bool isLiteralType(const ASTContext &Ctx) const
Return true if this is a literal type (C++11 [basic.types]p10)
Syntax
The style used to specify an attribute.
ParameterABI getABI() const
Return the ABI treatment of this parameter.
Represents the declaration of a struct/union/class/enum.
TypeSourceInfo * CreateTypeSourceInfo(QualType T, unsigned Size=0) const
Allocate an uninitialized TypeSourceInfo.
static void transferARCOwnershipToDeclaratorChunk(TypeProcessingState &state, Qualifiers::ObjCLifetime ownership, unsigned chunkIndex)
static void distributeFunctionTypeAttr(TypeProcessingState &state, ParsedAttr &attr, QualType type)
A function type attribute was written somewhere in a declaration other than on the declarator itself ...
ASTContext & getASTContext() const LLVM_READONLY
SourceLocation getEndLoc() const LLVM_READONLY
static const TST TST_union
CallingConv getCC() const
ParsedAttr - Represents a syntactic attribute.
QualType getWritePipeType(QualType T) const
Return a write_only pipe type for the specified type.
unsigned getLocalCVRQualifiers() const
Retrieve the set of CVR (const-volatile-restrict) qualifiers local to this particular QualType instan...
QualType getBaseElementType(const ArrayType *VAT) const
Return the innermost element type of an array type.
static const TSS TSS_signed
bool shouldDelayDiagnostics()
Determines whether diagnostics should be delayed.
QualType getExtVectorType(QualType VectorType, unsigned NumElts) const
Return the unique reference to an extended vector type of the specified element type and size...
RecordDecl * CFError
The struct behind the CFErrorRef pointer.
bool hasVisibleDefinition(NamedDecl *D, NamedDecl **Suggested, bool OnlyNeedComplete=false)
Determine if D has a visible definition.
Represents a C++ nested name specifier, such as "\::std::vector<int>::".
No ref-qualifier was provided.
SourceRange getSourceRange() const override LLVM_READONLY
Source range that this declaration covers.
MemberPointerTypeInfo Mem
SimplePointerKind
A simple notion of pointer kinds, which matches up with the various pointer declarators.
QualType getEquivalentType() const
static CallingConv getCCForDeclaratorChunk(Sema &S, Declarator &D, const ParsedAttributesView &AttrList, const DeclaratorChunk::FunctionTypeInfo &FTI, unsigned ChunkIndex)
Helper for figuring out the default CC for a function declarator type.
bool hasExternalLexicalStorage() const
Whether this DeclContext has external storage containing additional declarations that are lexically i...
void remove(ParsedAttr *ToBeRemoved)
bool isValueDependent() const
isValueDependent - Determines whether this expression is value-dependent (C++ [temp.dep.constexpr]).
bool isContextSensitiveKeywordAttribute() const
bool hasTrailingReturnType() const
Determine whether this function declarator had a trailing-return-type.
QualType BuildQualifiedType(QualType T, SourceLocation Loc, Qualifiers Qs, const DeclSpec *DS=nullptr)
bool isObjCObjectPointerType() const
bool isAnyPointerType() const
static bool distributeFunctionTypeAttrToInnermost(TypeProcessingState &state, ParsedAttr &attr, ParsedAttributesView &attrList, QualType &declSpecType)
Try to distribute a function type attribute to the innermost function chunk or type.
bool isArgExpr(unsigned Arg) const
Decl * getRepAsDecl() const
static bool isBlockPointer(Expr *Arg)
is AltiVec 'vector bool ...'
SplitQualType getSplitUnqualifiedType() const
Retrieve the unqualified variant of the given type, removing as little sugar as possible.
bool isFunctionProtoType() const
static const TST TST_typeofType
void setAmpLoc(SourceLocation Loc)
bool DiagnoseUseOfDecl(NamedDecl *D, ArrayRef< SourceLocation > Locs, const ObjCInterfaceDecl *UnknownObjCClass=nullptr, bool ObjCPropertyAccess=false, bool AvoidPartialAvailabilityChecks=false, ObjCInterfaceDecl *ClassReciever=nullptr)
Determine whether the use of this declaration is valid, and emit any corresponding diagnostics...
void setLBracketLoc(SourceLocation Loc)
AutoTypeKeyword getKeyword() const
TypeClass getTypeClass() const
This template specialization was formed from a template-id but has not yet been declared, defined, or instantiated.
QualType BuildReferenceType(QualType T, bool LValueRef, SourceLocation Loc, DeclarationName Entity)
Build a reference type.
bool HasRestrict
The type qualifier: restrict. [GNU] C++ extension.
SourceLocation getRAngleLoc() const
TypeLoc findExplicitQualifierLoc() const
Find a type with the location of an explicit type qualifier.
unsigned TypeQuals
The type qualifiers: const/volatile/restrict/__unaligned/_Atomic.
static bool isVectorSizeTooLarge(unsigned NumElements)
static Attr * createNullabilityAttr(ASTContext &Ctx, ParsedAttr &Attr, NullabilityKind NK)
SourceLocation getPragmaAssumeNonNullLoc() const
The location of the currently-active #pragma clang assume_nonnull begin.
bool isStaticMember()
Returns true if this declares a static member.
__DEVICE__ void * memcpy(void *__a, const void *__b, size_t __c)
An rvalue ref-qualifier was provided (&&).
Assigning into this object requires a lifetime extension.
unsigned getFullDataSize() const
Returns the size of the type source info data block.
bool isInvalid() const
An error occurred during parsing of the scope specifier.
bool isVLASupported() const
Whether target supports variable-length arrays.
std::string getFixItZeroInitializerForType(QualType T, SourceLocation Loc) const
Get a string to suggest for zero-initialization of a type.
static void recordNullabilitySeen(Sema &S, SourceLocation loc)
Marks that a nullability feature has been used in the file containing loc.
SourceRange getRange() const
std::string getAsString() const
SourceLocation getExprLoc() const LLVM_READONLY
getExprLoc - Return the preferred location for the arrow when diagnosing a problem with a generic exp...
QualType getObjCInstanceType()
Retrieve the Objective-C "instancetype" type, if already known; otherwise, returns a NULL type;...
Represents a pack expansion of types.
static bool checkNullabilityTypeSpecifier(TypeProcessingState &state, QualType &type, ParsedAttr &attr, bool allowOnArrayType)
Applies a nullability type specifier to the given type, if possible.
void setLParenLoc(SourceLocation Loc)
StringRef getName() const
Return the actual identifier string.
static bool checkObjCKindOfType(TypeProcessingState &state, QualType &type, ParsedAttr &attr)
Check the application of the Objective-C '__kindof' qualifier to the given type.
void setTypeArgsLAngleLoc(SourceLocation Loc)
SourceRange getSourceRange() const LLVM_READONLY
Get the source range that spans this declarator.
CanQualType UnsignedShortTy
static unsigned getMaxSizeBits(const ASTContext &Context)
Determine the maximum number of active bits that an array's size can require, which limits the maximu...
CallingConv getDefaultCallingConvention(bool IsVariadic, bool IsCXXMethod) const
Retrieves the default calling convention for the current target.
Base class for declarations which introduce a typedef-name.
An opaque identifier used by SourceManager which refers to a source file (MemoryBuffer) along with it...
TSW getTypeSpecWidth() const
static const TST TST_decltype_auto
void setClassTInfo(TypeSourceInfo *TI)
TagTypeKind
The kind of a tag type.
QualType getTypeOfType(QualType t) const
getTypeOfType - Unlike many "get<Type>" functions, we don't unique TypeOfType nodes.
CanQualType ObjCBuiltinIdTy
Dataflow Directional Tag Classes.
unsigned TypeQuals
The type qualifiers for the array: const/volatile/restrict/__unaligned/_Atomic.
NestedNameSpecifier * getNestedNameSpecifier() const
Retrieve the nested-name-specifier to which this instance refers.
bool isValid() const
Return true if this is a valid SourceLocation object.
SourceLocation ImplicitMSInheritanceAttrLoc
Source location for newly created implicit MSInheritanceAttrs.
DeducedType * getContainedDeducedType() const
Get the DeducedType whose type will be deduced for a variable with an initializer of this type...
static const TSS TSS_unspecified
SourceLocation getTypeSpecWidthLoc() const
ExtInfo getExtInfo() const
DeclContext - This is used only as base class of specific decl types that can act as declaration cont...
void setAmpAmpLoc(SourceLocation Loc)
bool CheckFunctionReturnType(QualType T, SourceLocation Loc)
void diagnoseIgnoredQualifiers(unsigned DiagID, unsigned Quals, SourceLocation FallbackLoc, SourceLocation ConstQualLoc=SourceLocation(), SourceLocation VolatileQualLoc=SourceLocation(), SourceLocation RestrictQualLoc=SourceLocation(), SourceLocation AtomicQualLoc=SourceLocation(), SourceLocation UnalignedQualLoc=SourceLocation())
static const TST TST_decltype
static const TST TST_auto
static const TST TST_void
static TypeSourceInfo * GetTypeSourceInfoForDeclarator(TypeProcessingState &State, QualType T, TypeSourceInfo *ReturnTypeInfo)
Create and instantiate a TypeSourceInfo with type source information.
unsigned isVariadic
isVariadic - If this function has a prototype, and if that proto ends with ',...)', this is true.
const DeclaratorChunk * getInnermostNonParenChunk() const
Return the innermost (closest to the declarator) chunk of this declarator that is not a parens chunk...
static bool distributeNullabilityTypeAttr(TypeProcessingState &state, QualType type, ParsedAttr &attr)
Distribute a nullability type attribute that cannot be applied to the type specifier to a pointer...
static const TST TST_int128
SourceLocation PointerEndLoc
The end location for the first pointer declarator in the file.
QualType getUnderlyingType() const
CanQualType UnsignedLongLongTy
static FixItHint CreateRemoval(CharSourceRange RemoveRange)
Create a code modification hint that removes the given source range.
QualType BuildPointerType(QualType T, SourceLocation Loc, DeclarationName Entity)
Build a pointer type.
static Attr * getCCTypeAttr(ASTContext &Ctx, ParsedAttr &Attr)
const Type * getArrayElementTypeNoTypeQual() const
If this is an array type, return the element type of the array, potentially with type qualifiers miss...
The name of a declaration.
Represents the declaration of an Objective-C type parameter.
SourceLocation getLoc() const
bool isBooleanType() const
QualType getFunctionNoProtoType(QualType ResultTy, const FunctionType::ExtInfo &Info) const
Return a K&R style C function type like 'int()'.
CXXRecordDecl * getInstantiatedFromMemberClass() const
If this record is an instantiation of a member class, retrieves the member class from which it was in...
LLVM_READONLY bool isIdentifierBody(unsigned char c, bool AllowDollar=false)
Returns true if this is a body character of a C identifier, which is [a-zA-Z0-9_].
SourceLocation getTypeSpecSignLoc() const
ParsedAttr * create(IdentifierInfo *attrName, SourceRange attrRange, IdentifierInfo *scopeName, SourceLocation scopeLoc, ArgsUnion *args, unsigned numArgs, ParsedAttr::Syntax syntax, SourceLocation ellipsisLoc=SourceLocation())
const ObjCObjectType * getObjectType() const
Gets the type pointed to by this ObjC pointer.
QualType BuildReadPipeType(QualType T, SourceLocation Loc)
Build a Read-only Pipe type.
#define FUNCTION_TYPE_ATTRS_CASELIST
static bool isArraySizeVLA(Sema &S, Expr *ArraySize, llvm::APSInt &SizeVal)
Check whether the specified array size makes the array type a VLA.
A pointer to member type per C++ 8.3.3 - Pointers to members.
bool isIntegerConstantExpr(llvm::APSInt &Result, const ASTContext &Ctx, SourceLocation *Loc=nullptr, bool isEvaluated=true) const
isIntegerConstantExpr - Return true if this expression is a valid integer constant expression...
const FunctionType * adjustFunctionType(const FunctionType *Fn, FunctionType::ExtInfo EInfo)
Change the ExtInfo on a function type.
bool hasObjCLifetime() const
static void processTypeAttrs(TypeProcessingState &state, QualType &type, TypeAttrLocation TAL, ParsedAttributesView &attrs)
SplitQualType getSingleStepDesugaredType() const
TypeLoc getModifiedLoc() const
The modified type, which is generally canonically different from the attribute type.
virtual bool hasFloat16Type() const
Determine whether the _Float16 type is supported on this target.
IdentifierInfo * getName() const
bool isUserProvided() const
True if this method is user-declared and was not deleted or defaulted on its first declaration...
static void HandleOpenCLAccessAttr(QualType &CurType, const ParsedAttr &Attr, Sema &S)
Handle OpenCL Access Qualifier Attribute.
ExternalASTSource * getExternalSource() const
Retrieve a pointer to the external AST source associated with this AST context, if any...
A type that was preceded by the 'template' keyword, stored as a Type*.
static const TST TST_unspecified
SourceLocation getBeginLoc() const LLVM_READONLY
virtual bool hasFeature(StringRef Feature) const
Determine whether the given target has the given feature.
QualType getUnsignedWCharType() const
Return the type of "unsigned wchar_t".
bool isUndeducedType() const
Determine whether this type is an undeduced type, meaning that it somehow involves a C++11 'auto' typ...
bool isValid() const
A scope specifier is present, and it refers to a real scope.
TemplateNameKindForDiagnostics getTemplateNameKindForDiagnostics(TemplateName Name)
void forEachQualifier(llvm::function_ref< void(TQ, StringRef, SourceLocation)> Handle)
This method calls the passed in handler on each qual being set.
unsigned getNumParams() const
void setNameLoc(SourceLocation Loc)
bool CheckAttrNoArgs(const ParsedAttr &CurrAttr)
Represents a pointer to an Objective C object.
SourceRange getSourceRange() const LLVM_READONLY
Get the full source range.
IdentifierInfo * getNSErrorIdent()
Retrieve the identifier "NSError".
bool IsEquivalent(Decl *D1, Decl *D2)
Determine whether the two declarations are structurally equivalent.
FileID getFileID(SourceLocation SpellingLoc) const
Return the FileID for a SourceLocation.
QualType getDependentSizedArrayType(QualType EltTy, Expr *NumElts, ArrayType::ArraySizeModifier ASM, unsigned IndexTypeQuals, SourceRange Brackets) const
Return a non-unique reference to the type for a dependently-sized array of the specified element type...
static void HandleNeonVectorTypeAttr(QualType &CurType, const ParsedAttr &Attr, Sema &S, VectorType::VectorKind VecKind)
HandleNeonVectorTypeAttr - The "neon_vector_type" and "neon_polyvector_type" attributes are used to c...
bool isIncompleteArrayType() const
A helper class that allows the use of isa/cast/dyncast to detect TagType objects of structs/unions/cl...
static const TST TST_decimal128
static void distributeFunctionTypeAttrFromDeclSpec(TypeProcessingState &state, ParsedAttr &attr, QualType &declSpecType)
A function type attribute was written in the decl spec.
bool isConstantSizeType() const
Return true if this is not a variable sized type, according to the rules of C99 6.7.5p3.
unsigned getTypeQualifiers() const
getTypeQualifiers - Return a set of TQs.
void add(const sema::DelayedDiagnostic &diag)
Adds a delayed diagnostic.
unsigned hasPrototype
hasPrototype - This is true if the function had at least one typed parameter.
bool isIntegerType() const
isIntegerType() does not include complex integers (a GCC extension).
This template specialization was declared or defined by an explicit specialization (C++ [temp...
#define OBJC_POINTER_TYPE_ATTRS_CASELIST
CanQualType UnsignedLongTy
static bool isFunctionOrMethod(const Decl *D)
isFunctionOrMethod - Return true if the given decl has function type (function or function-typed vari...
type_object_range type_objects() const
Returns the range of type objects, from the identifier outwards.
bool isAtomicType() const
bool isFunctionType() const
The maximum supported address space number.
static const TST TST_typename
QualType BuildDecltypeType(Expr *E, SourceLocation Loc, bool AsUnevaluated=true)
If AsUnevaluated is false, E is treated as though it were an evaluated context, such as when building...
Base for LValueReferenceType and RValueReferenceType.
QualType getAutoDeductType() const
C++11 deduction pattern for 'auto' type.
void copy(TemplateSpecializationTypeLoc Loc)
Wraps an ObjCPointerType with source location information.
unsigned AtomicQualLoc
The location of the _Atomic-qualifier, if any.
virtual bool hasFloat128Type() const
Determine whether the __float128 type is supported on this target.
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.
bool canAssignObjCInterfaces(const ObjCObjectPointerType *LHSOPT, const ObjCObjectPointerType *RHSOPT)
canAssignObjCInterfaces - Return true if the two interface types are compatible for assignment from R...
Implements a partial diagnostic that can be emitted anwyhere in a DiagnosticBuilder stream...
ExceptionSpecificationType getExceptionSpecType() const
Get the type of exception specification this function has.
Optional< NullabilityKind > getNullability(const ASTContext &context) const
Determine the nullability of the given type.
SourceLocation getTypeSpecTypeNameLoc() const
virtual bool hasInt128Type() const
Determine whether the __int128 type is supported on this target.
CXXScopeSpec & getTypeSpecScope()
static QualType GetTypeFromParser(ParsedType Ty, TypeSourceInfo **TInfo=nullptr)
SourceRange getExceptionSpecRange() const
bool isObjectType() const
Determine whether this type is an object type.
uint64_t getTypeSize(QualType T) const
Return the size of the specified (complete) type T, in bits.
const SrcMgr::SLocEntry & getSLocEntry(FileID FID, bool *Invalid=nullptr) const
ObjCIvarRefExpr - A reference to an ObjC instance variable.
static void warnAboutAmbiguousFunction(Sema &S, Declarator &D, DeclaratorChunk &DeclType, QualType RT)
Produce an appropriate diagnostic for an ambiguity between a function declarator and a C++ direct-ini...
bool isObjCObjectType() const
bool isIncompleteType(NamedDecl **Def=nullptr) const
Types are partitioned into 3 broad categories (C99 6.2.5p1): object types, function types...
ExprResult ActOnIdExpression(Scope *S, CXXScopeSpec &SS, SourceLocation TemplateKWLoc, UnqualifiedId &Id, bool HasTrailingLParen, bool IsAddressOfOperand, std::unique_ptr< CorrectionCandidateCallback > CCC=nullptr, bool IsInlineAsmIdentifier=false, Token *KeywordReplacement=nullptr)
Describes whether we've seen any nullability information for the given file.
UnqualTypeLoc getUnqualifiedLoc() const
SourceLocation getIdentifierLoc() const
CanQualType getCanonicalType(QualType T) const
Return the canonical (structural) type corresponding to the specified potentially non-canonical type ...
bool isSet() const
Deprecated.
TypeLoc getTypeLoc() const
Return the TypeLoc wrapper for the type source info.
PointerWrappingDeclaratorKind
Describes a declarator chunk wrapping a pointer that marks inference as unexpected.
void setInvalidType(bool Val=true)
Reading or writing from this object requires a barrier call.
Context-sensitive version of a keyword attribute.
unsigned AutoTemplateParameterDepth
If this is a generic lambda, use this as the depth of each 'auto' parameter, during initial AST const...
An attributed type is a type to which a type attribute has been applied.
void setKWLoc(SourceLocation Loc)
unsigned TypeQuals
For now, sema will catch these as invalid.
TranslationUnitDecl * getTranslationUnitDecl() const
MemberExpr - [C99 6.5.2.3] Structure and Union Members.
CallingConv getCallConv() const
Captures information about "declaration specifiers".
QualType getUnqualifiedType() const
Retrieve the unqualified variant of the given type, removing as little sugar as possible.
SourceLocation getRestrictSpecLoc() const
Represents a C++ struct/union/class.
SourceLocation getEllipsisLoc() const
QualType getRValueReferenceType(QualType T) const
Return the uniqued reference to the type for an rvalue reference to the specified type...
Expr * NumElts
This is the size of the array, or null if [] or [*] was specified.
Qualifiers getQualifiers() const
Retrieve the set of qualifiers applied to this type.
void setParam(unsigned i, ParmVarDecl *VD)
Provides information a specialization of a member of a class template, which may be a member function...
LangOptions::PragmaMSPointersToMembersKind MSPointerToMemberRepresentationMethod
Controls member pointer representation format under the MS ABI.
static const TST TST_float128
void atTemplateEnd(TemplateInstantiationCallbackPtrs &Callbacks, const Sema &TheSema, const Sema::CodeSynthesisContext &Inst)
void setLParenLoc(SourceLocation Loc)
const DeclSpec & getDeclSpec() const
getDeclSpec - Return the declaration-specifier that this declarator was declared with.
static const TST TST_bool
DeclContext * CurContext
CurContext - This is the current declaration context of parsing.
QualType getPointerType(QualType T) const
Return the uniqued reference to the type for a pointer to the specified type.
Stores a list of Objective-C type parameters for a parameterized class or a category/extension thereo...
static void assignInheritanceModel(Sema &S, CXXRecordDecl *RD)
Locks in the inheritance model for the given class and all of its bases.
unsigned kind
All of the diagnostics that can be emitted by the frontend.
static FixItHint CreateReplacement(CharSourceRange RemoveRange, StringRef Code)
Create a code modification hint that replaces the given source range with the given code string...
This class is used for builtin types like 'int'.
IdentifierInfo * getNullabilityKeyword(NullabilityKind nullability)
Retrieve the keyword associated.
TypeLoc getTypeLoc() const
For a nested-name-specifier that refers to a type, retrieve the type with source-location information...
SourceManager & getSourceManager() const
A template-id, e.g., f<int>.
SourceRange getSourceRange() const LLVM_READONLY
SourceLocation tokens are not useful in isolation - they are low level value objects created/interpre...
ParsedType getRepAsType() const
Defines the clang::TargetInfo interface.
bool isMicrosoft() const
Is this ABI an MSVC-compatible ABI?
A SourceLocation and its associated SourceManager.
QualType getIntegerType() const
Return the integer type this enum decl corresponds to.
SourceLocation getAtomicSpecLoc() const
QualType ReplaceAutoType(QualType TypeWithAuto, QualType Replacement)
Completely replace the auto in TypeWithAuto by Replacement.
static Qualifiers fromCVRMask(unsigned CVR)
Qualifiers::ObjCLifetime getInnerObjCOwnership(QualType T) const
Recurses in pointer/array types until it finds an Objective-C retainable type and returns its ownersh...
static const TSW TSW_longlong
__DEVICE__ int max(int __a, int __b)
QualType getSignedWCharType() const
Return the type of "signed wchar_t".
static OpaquePtr make(QualType P)
bool isDependentType() const
Whether this type is a dependent type, meaning that its definition somehow depends on a template para...
static void emitNullabilityConsistencyWarning(Sema &S, SimplePointerKind PointerKind, SourceLocation PointerLoc, SourceLocation PointerEndLoc)
A reference to a declared variable, function, enum, etc.
bool hasRefQualifier() const
Determine whether this function declaration contains a ref-qualifier.
Represents an extended address space qualifier where the input address space value is dependent...
bool isIgnored(unsigned DiagID, SourceLocation Loc) const
Determine whether the diagnostic is known to be ignored.
void copy(TypeLoc other)
Copies the other type loc into this one.
static const TST TST_atomic
bool isPointerType() const
SourceManager & SourceMgr
bool isEmpty() const
isEmpty - Return true if this declaration specifier is completely empty: no tokens were parsed in the...
void addAddressSpace(LangAS space)
static const TST TST_struct
Annotates a diagnostic with some code that should be inserted, removed, or replaced to fix the proble...
class clang::Sema::DelayedDiagnostics DelayedDiagnostics
void initializeFullCopy(TypeLoc Other)
Initializes this by copying its information from another TypeLoc of the same type.
DeclaratorContext getContext() const
static StringRef getNameForCallConv(CallingConv CC)
Wrapper for source info for builtin types.
An l-value expression is a reference to an object with independent storage.
void setRParenLoc(SourceLocation Loc)
bool isArgIdent(unsigned Arg) const
A trivial tuple used to represent a source range.
bool isModulePrivate() const
Whether this declaration was marked as being private to the module in which it was defined...
static bool handleMSPointerTypeQualifierAttr(TypeProcessingState &state, ParsedAttr &attr, QualType &type)
This represents a decl that may have a name.
void setIdentifier(const IdentifierInfo *Id, SourceLocation IdLoc)
Specify that this unqualified-id was parsed as an identifier.
QualType getObjCObjectPointerType(QualType OIT) const
Return a ObjCObjectPointerType type for the given ObjCObjectType.
virtual void diagnose(Sema &S, SourceLocation Loc, QualType T)=0
void copy(DependentNameTypeLoc Loc)
Expr * getRepAsExpr() const
QualifiedFunctionKind
Kinds of declarator that cannot contain a qualified function type.
T castAs() const
Convert to the specified TypeLoc type, asserting that this TypeLoc is of the desired type...
bool hasExplicitCallingConv(QualType &T)
__ptr16, alignas(...), etc.
No keyword precedes the qualified type name.
QualType getVariableArrayType(QualType EltTy, Expr *NumElts, ArrayType::ArraySizeModifier ASM, unsigned IndexTypeQuals, SourceRange Brackets) const
Return a non-unique reference to the type for a variable array of the specified element type...
sema::LambdaScopeInfo * getCurLambda(bool IgnoreNonLambdaCapturingScope=false)
Retrieve the current lambda scope info, if any.
static void HandleAddressSpaceTypeAttribute(QualType &Type, const ParsedAttr &Attr, TypeProcessingState &State)
HandleAddressSpaceTypeAttribute - Process an address_space attribute on the specified type...
TypeAttrLocation
The location of a type attribute.
static TypeSourceInfo * GetFullTypeForDeclarator(TypeProcessingState &state, QualType declSpecType, TypeSourceInfo *TInfo)
bool isAggregate() const
Determine whether this class is an aggregate (C++ [dcl.init.aggr]), which is a class with no user-dec...
attr::Kind getKind() const
bool isFirstDeclarationOfMember()
Returns true if this declares a real member and not a friend.
llvm::StringRef getNullabilitySpelling(NullabilityKind kind, bool isContextSensitive=false)
Retrieve the spelling of the given nullability kind.
The global specifier '::'. There is no stored value.
bool isPrototypeContext() const
void pushFullCopy(TypeLoc L)
Pushes a copy of the given TypeLoc onto this builder.
void setType(QualType newType)
Wrapper for source info for pointers.
SourceLocation getBegin() const
QualType getReadPipeType(QualType T) const
Return a read_only pipe type for the specified type.
bool checkNSReturnsRetainedReturnType(SourceLocation loc, QualType type)
Wrapper for source info for block pointers.
unsigned size() const
Determine the number of type parameters in this list.
An implicit 'self' parameter.
base_class_range vbases()
ExceptionSpecInfo ExceptionSpec
A deduction-guide name (a template-name)
QualType getAdjustedType(QualType Orig, QualType New) const
Return the uniqued reference to a type adjusted from the original type to a new type.
IdentifierLoc * getArgAsIdent(unsigned Arg) const
A class which abstracts out some details necessary for making a call.
ParamInfo * Params
Params - This is a pointer to a new[]'d array of ParamInfo objects that describe the parameters speci...
void setElaboratedKeywordLoc(SourceLocation Loc)
Attr - This represents one attribute.
ParsedAttributes & getAttributes()
SourceLocation getLocation() const
bool isIncompleteOrObjectType() const
Return true if this is an incomplete or object type, in other words, not a function type...
SourceRange getTypeofParensRange() const
QualType getPointeeType() const
TypeSourceInfo * GetTypeForDeclarator(Declarator &D, Scope *S)
GetTypeForDeclarator - Convert the type for the specified declarator to Type instances.
QualType getType() const
Return the type wrapped by this type source info.
bool isBeingDefined() const
Return true if this decl is currently being defined.
This parameter (which must have pointer type) is a Swift indirect result parameter.
QualType BuildTypeofExprType(Expr *E, SourceLocation Loc)
void setUnderlyingTInfo(TypeSourceInfo *TI) const
QualType getComplexType(QualType T) const
Return the uniqued reference to the type for a complex number with the specified element type...
Expr * IgnoreParens() LLVM_READONLY
IgnoreParens - Ignore parentheses.
CanQualType UnsignedIntTy
QualType getIncompleteArrayType(QualType EltTy, ArrayType::ArraySizeModifier ASM, unsigned IndexTypeQuals) const
Return a unique reference to the type for an incomplete array of the specified element type...
CanQualType getSizeType() const
Return the unique type for "size_t" (C99 7.17), defined in <stddef.h>.
Qualifiers::ObjCLifetime getObjCLifetime() const
Returns lifetime attribute of this type.
unsigned isAmbiguous
Can this declaration be a constructor-style initializer?