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");
1466 Result = Context.
IntTy;
1477 Result = Context.
IntTy;
1501 "Can't handle qualifiers on typedef names yet!");
1503 if (Result.isNull()) {
1513 assert(!Result.isNull() &&
"Didn't get a type for typeof?");
1514 if (!Result->isDependentType())
1522 assert(E &&
"Didn't get an expression for typeof?");
1525 if (Result.isNull()) {
1526 Result = Context.
IntTy;
1533 assert(E &&
"Didn't get an expression for decltype?");
1536 if (Result.isNull()) {
1537 Result = Context.
IntTy;
1544 assert(!Result.isNull() &&
"Didn't get a type for __underlying_type?");
1548 if (Result.isNull()) {
1549 Result = Context.
IntTy;
1573 assert(!Result.isNull() &&
"Didn't get a type for _Atomic?");
1575 if (Result.isNull()) {
1576 Result = Context.
IntTy;
1581 #define GENERIC_IMAGE_TYPE(ImgType, Id) \ 1582 case DeclSpec::TST_##ImgType##_t: \ 1583 switch (getImageAccess(DS.getAttributes())) { \ 1584 case OpenCLAccessAttr::Keyword_write_only: \ 1585 Result = Context.Id##WOTy; \ 1587 case OpenCLAccessAttr::Keyword_read_write: \ 1588 Result = Context.Id##RWTy; \ 1590 case OpenCLAccessAttr::Keyword_read_only: \ 1591 Result = Context.Id##ROTy; \ 1595 #include "clang/Basic/OpenCLImageTypes.def" 1598 Result = Context.
IntTy;
1605 declarator.setInvalidType(
true);
1611 if (DS.isTypeSpecSat() && !IsFixedPointType)
1612 S.
Diag(DS.getTypeSpecSatLoc(), diag::err_invalid_saturation_spec)
1613 << DS.getSpecifierName(DS.getTypeSpecType(),
1619 S.
Diag(DS.getTypeSpecComplexLoc(), diag::ext_freestanding_complex);
1621 }
else if (DS.isTypeAltiVecVector()) {
1623 assert(typeSize > 0 &&
"type size for vector must be greater than 0 bits");
1625 if (DS.isTypeAltiVecPixel())
1627 else if (DS.isTypeAltiVecBool())
1634 S.
Diag(DS.getTypeSpecComplexLoc(), diag::err_imaginary_not_supported);
1645 if (!DS.isTypeSpecPipe())
1649 if (
unsigned TypeQuals = DS.getTypeQualifiers()) {
1658 if (TypeQuals &&
Result->isFunctionType()) {
1662 ? diag::warn_typecheck_function_qualifiers_ignored
1663 : diag::warn_typecheck_function_qualifiers_unspecified);
1676 if (TypeQuals &&
Result->isReferenceType()) {
1678 S, DS, TypeQuals,
Result,
1680 diag::warn_typecheck_reference_qualifiers);
1687 && TypeQuals &
Result.getCVRQualifiers()) {
1689 S.
Diag(DS.getConstSpecLoc(), diag::ext_duplicate_declspec)
1694 S.
Diag(DS.getVolatileSpecLoc(), diag::ext_duplicate_declspec)
1706 declarator.setInvalidType(
true);
1711 assert(!
Result.isNull() &&
"This function should not return a null type");
1736 unsigned DiagID = 0;
1752 DiagID = diag::err_typecheck_invalid_restrict_invalid_pointee;
1756 DiagID = diag::err_typecheck_invalid_restrict_not_pointer;
1770 unsigned CVRAU,
const DeclSpec *DS) {
1805 return BuildQualifiedType(T, Loc, Split.
Quals);
1810 return BuildQualifiedType(T, Loc, Q, DS);
1857 diag::err_arc_indirect_no_ownership, type, isReference));
1859 S.
Diag(loc, diag::err_arc_indirect_no_ownership) << type << isReference;
1863 assert(implicitLifetime &&
"didn't infer any lifetime!");
1916 S.
Diag(Loc, diag::err_compound_qualified_function_type)
1939 Diag(Loc, diag::err_illegal_decl_pointer_to_reference)
1945 Diag(Loc, diag::err_opencl_function_pointer);
1955 if (getLangOpts().ObjCAutoRefCount)
1979 "Unresolved overloaded function type");
2007 Diag(Loc, diag::err_reference_to_void);
2015 if (getLangOpts().ObjCAutoRefCount)
2061 S.
Diag(Loc, diag::ext_vla_folded_to_constant) << SR;
2086 Expr *ArraySize,
unsigned Quals,
2103 Diag(Loc, diag::err_illegal_decl_array_of_references)
2109 Diag(Loc, diag::err_illegal_decl_array_incomplete_type) << T;
2113 if (RequireNonAbstractType(Brackets.
getBegin(), T,
2114 diag::err_array_of_abstract_type))
2121 if (!MPTy->getClass()->isDependentType())
2122 (
void)isCompleteType(Loc, T);
2127 if (RequireCompleteType(Loc, T,
2128 diag::err_illegal_decl_array_incomplete_type))
2133 Diag(Loc, diag::err_illegal_decl_array_of_functions)
2141 if (EltTy->getDecl()->hasFlexibleArrayMember())
2142 Diag(Loc, diag::ext_flexible_array_in_array) << T;
2144 Diag(Loc, diag::err_objc_array_of_interfaces) << T;
2152 ArraySize = Result.
get();
2156 if (ArraySize && !ArraySize->
isRValue()) {
2161 ArraySize = Result.
get();
2187 if (getLangOpts().CPlusPlus11 &&
2201 if (ConstVal.isSigned() && ConstVal.isNegative()) {
2206 Diag(ArraySize->
getBeginLoc(), diag::err_typecheck_negative_array_size)
2210 if (ConstVal == 0) {
2214 ? diag::err_typecheck_zero_array_size
2215 : diag::ext_typecheck_zero_array_size)
2220 diag::warn_typecheck_zero_static_array_size)
2227 unsigned ActiveSizeBits
2241 Diag(Loc, diag::err_opencl_vla);
2246 if (getLangOpts().CUDA) {
2248 CUDADiagIfDeviceCode(Loc, diag::err_cuda_vla) << CurrentCUDATarget();
2249 }
else if (!getLangOpts().OpenMP ||
2250 shouldDiagnoseTargetSupportFromOpenMP()) {
2252 Diag(Loc, diag::err_vla_unsupported);
2258 if (!getLangOpts().
C99) {
2261 if (isSFINAEContext()) {
2262 Diag(Loc, diag::err_vla_in_sfinae);
2267 Diag(Loc, diag::ext_vla);
2270 getLangOpts().
CPlusPlus? diag::err_c99_array_usage_cxx
2271 : diag::ext_c99_array_usage) << ASM;
2276 Diag(Loc, diag::warn_vla_used);
2282 if (getLangOpts().
OpenCL) {
2286 Diag(Loc, diag::err_opencl_invalid_type_array) << ArrType;
2301 Diag(AttrLoc, diag::err_attribute_invalid_vector_type) << CurType;
2309 llvm::APSInt VecSize(32);
2311 Diag(AttrLoc, diag::err_attribute_argument_type)
2321 unsigned VectorSize =
static_cast<unsigned>(VecSize.getZExtValue() * 8);
2322 unsigned TypeSize =
static_cast<unsigned>(Context.
getTypeSize(CurType));
2324 if (VectorSize == 0) {
2330 if (VectorSize % TypeSize) {
2331 Diag(AttrLoc, diag::err_attribute_invalid_size)
2337 Diag(AttrLoc, diag::err_attribute_size_too_large)
2342 return Context.
getVectorType(CurType, VectorSize / TypeSize,
2361 Diag(AttrLoc, diag::err_attribute_invalid_vector_type) << T;
2366 llvm::APSInt vecSize(32);
2368 Diag(AttrLoc, diag::err_attribute_argument_type)
2376 unsigned vectorSize =
static_cast<unsigned>(vecSize.getZExtValue());
2378 if (vectorSize == 0) {
2379 Diag(AttrLoc, diag::err_attribute_zero_size)
2385 Diag(AttrLoc, diag::err_attribute_size_too_large)
2398 Diag(Loc, diag::err_func_returning_array_function)
2404 if (T->
isHalfType() && !getLangOpts().HalfArgsAndReturns) {
2405 Diag(Loc, diag::err_parameters_retval_cannot_have_fp16_type) << 1 <<
2413 Diag(Loc, diag::err_object_cannot_be_passed_returned_by_value)
2429 bool hasCheckedSwiftCall =
false;
2430 auto checkForSwiftCC = [&](
unsigned paramIndex) {
2432 if (hasCheckedSwiftCall)
return;
2433 hasCheckedSwiftCall =
true;
2435 S.
Diag(getParamLoc(paramIndex), diag::err_swift_param_attr_not_swiftcall)
2439 for (
size_t paramIndex = 0, numParams = paramTypes.size();
2440 paramIndex != numParams; ++paramIndex) {
2449 checkForSwiftCC(paramIndex);
2450 if (paramIndex != 0 &&
2453 S.
Diag(getParamLoc(paramIndex),
2454 diag::err_swift_indirect_result_not_first);
2459 checkForSwiftCC(paramIndex);
2464 checkForSwiftCC(paramIndex);
2465 if (paramIndex == 0 ||
2468 S.
Diag(getParamLoc(paramIndex),
2469 diag::err_swift_error_result_not_after_swift_context);
2473 llvm_unreachable(
"bad ABI kind");
2481 bool Invalid =
false;
2483 Invalid |= CheckFunctionReturnType(T, Loc);
2485 for (
unsigned Idx = 0, Cnt = ParamTypes.size(); Idx < Cnt; ++Idx) {
2489 Diag(Loc, diag::err_param_with_void_type);
2491 }
else if (ParamType->
isHalfType() && !getLangOpts().HalfArgsAndReturns) {
2493 Diag(Loc, diag::err_parameters_retval_cannot_have_fp16_type) << 0 <<
2498 ParamTypes[Idx] = ParamType;
2503 [=](
unsigned i) {
return Loc; });
2508 checkNSReturnsRetainedReturnType(Loc, T);
2531 if (CheckDistantExceptionSpec(T)) {
2532 Diag(Loc, diag::err_distant_exception_spec);
2539 Diag(Loc, diag::err_illegal_decl_mempointer_to_reference)
2545 Diag(Loc, diag::err_illegal_decl_mempointer_to_void)
2551 Diag(Loc, diag::err_mempointer_in_nonclass_type) << Class;
2561 adjustMemberFunctionCC(T,
false, IsCtorOrDtor, Loc);
2581 Diag(Loc, diag::err_nonfunction_block_type);
2594 if (TInfo) *TInfo =
nullptr;
2599 if (
const LocInfoType *LIT = dyn_cast<LocInfoType>(QT)) {
2600 QT = LIT->getType();
2601 DI = LIT->getTypeSourceInfo();
2604 if (TInfo) *TInfo = DI;
2610 unsigned chunkIndex);
2617 Sema &S = state.getSema();
2618 Declarator &declarator = state.getDeclarator();
2624 unsigned outermostPointerIndex = 0;
2626 unsigned numPointers = 0;
2628 unsigned chunkIndex = i;
2630 switch (chunk.
Kind) {
2640 outermostPointerIndex = chunkIndex;
2648 if (numPointers != 1)
return;
2650 outermostPointerIndex = chunkIndex;
2651 isBlockPointer =
true;
2668 if (numPointers == 1) {
2686 }
else if (numPointers == 2) {
2699 if (AL.getKind() == ParsedAttr::AT_ObjCOwnership)
2703 outermostPointerIndex);
2725 }
const QualKinds[5] = {
2734 unsigned NumQuals = 0;
2739 for (
auto &E : QualKinds) {
2740 if (Quals & E.Mask) {
2741 if (!QualStr.empty()) QualStr +=
' ';
2749 getSourceManager().isBeforeInTranslationUnit(QualLoc, Loc))
2758 << QualStr << NumQuals << FixIts[0] << FixIts[1] << FixIts[2] << FixIts[3];
2764 unsigned FunctionChunkIndex) {
2774 for (
unsigned OuterChunkIndex = FunctionChunkIndex + 1,
2776 OuterChunkIndex !=
End; ++OuterChunkIndex) {
2778 switch (OuterChunk.
Kind) {
2785 diag::warn_qual_return_type,
2811 llvm_unreachable(
"unknown declarator chunk kind");
2834 Sema &SemaRef = state.getSema();
2837 ReturnTypeInfo =
nullptr;
2840 TagDecl *OwnedTagDecl =
nullptr;
2891 bool IsCXXAutoType =
2893 bool IsDeducedReturnType =
false;
2914 assert(LSI &&
"No LambdaScopeInfo on the stack!");
2926 TemplateParameterDepth, AutoParameterPosition,
2927 nullptr,
false, IsParameterPack);
2942 switch (cast<TagDecl>(SemaRef.
CurContext)->getTagKind()) {
2943 case TTK_Enum: llvm_unreachable(
"unhandled tag kind");
2945 case TTK_Union: Error = Cxx ? 3 : 4;
break;
2958 if (isa<DeducedTemplateSpecializationType>(Deduced))
2969 if (isa<DeducedTemplateSpecializationType>(Deduced) &&
2983 if (!SemaRef.
getLangOpts().CPlusPlus14 || !IsCXXAutoType)
2985 IsDeducedReturnType =
true;
2988 if (!SemaRef.
getLangOpts().CPlusPlus14 || !IsCXXAutoType)
2990 IsDeducedReturnType =
true;
2993 if (isa<DeducedTemplateSpecializationType>(Deduced))
3011 if (!IsCXXAutoType && !isa<DeducedTemplateSpecializationType>(Deduced))
3025 (!SemaRef.
getLangOpts().CPlusPlus11 || !IsCXXAutoType))
3028 bool HaveTrailing =
false;
3036 if (SemaRef.
getLangOpts().CPlusPlus11 && IsCXXAutoType &&
3038 HaveTrailing =
true;
3055 assert(isa<DeducedTemplateSpecializationType>(Deduced) &&
3056 "unknown auto type");
3063 SemaRef.
Diag(AutoRange.
getBegin(), diag::err_auto_not_allowed)
3065 <<
QualType(Deduced, 0) << AutoRange;
3066 if (
auto *TD = TN.getAsTemplateDecl())
3067 SemaRef.
Diag(TD->getLocation(), diag::note_template_decl_here);
3071 }
else if (!HaveTrailing &&
3078 ? diag::warn_cxx11_compat_generic_lambda
3079 : IsDeducedReturnType
3080 ? diag::warn_cxx11_compat_deduced_return_type
3081 : diag::warn_cxx98_compat_auto_type_specifier)
3090 unsigned DiagID = 0;
3096 llvm_unreachable(
"parser should not have allowed this");
3112 DiagID = diag::err_type_defined_in_alias_template;
3123 DiagID = diag::err_type_defined_in_type_specifier;
3132 DiagID = diag::err_type_defined_in_param_type;
3138 DiagID = diag::err_type_defined_in_condition;
3149 assert(!T.
isNull() &&
"This function should not return a null type");
3158 assert(FTI.
isAmbiguous &&
"no direct-initializer / function ambiguity");
3189 FTI.
NumParams ? diag::warn_parens_disambiguated_as_function_declaration
3190 : diag::warn_empty_parens_are_function_decl)
3201 if (
Comma.getFileID() != Name.getFileID() ||
3202 Comma.getSpellingLineNumber() != Name.getSpellingLineNumber()) {
3209 Result.suppressDiagnostics();
3222 S.
Diag(B, diag::note_additional_parens_for_variable_declaration)
3237 S.
Diag(DeclType.
Loc, diag::note_empty_parens_default_ctor)
3242 if (Init.empty() && S.
LangOpts.CPlusPlus11)
3245 S.
Diag(DeclType.
Loc, diag::note_empty_parens_zero_initialize)
3256 "do not have redundant top-level parentheses");
3265 bool CouldBeTemporaryObject =
3272 bool StartsWithDeclaratorId =
true;
3280 StartsWithDeclaratorId =
false;
3285 CouldBeTemporaryObject =
false;
3293 CouldBeTemporaryObject =
false;
3294 StartsWithDeclaratorId =
false;
3304 CouldBeTemporaryObject =
false;
3311 CouldBeTemporaryObject =
false;
3312 StartsWithDeclaratorId =
false;
3322 if (CouldBeTemporaryObject) {
3326 CouldBeTemporaryObject =
false;
3327 Result.suppressDiagnostics();
3332 if (!CouldBeTemporaryObject) {
3345 S.
Diag(Paren.
Loc, diag::warn_redundant_parens_around_declarator)
3351 S.
Diag(Paren.
Loc, diag::warn_parens_disambiguated_as_variable_declaration)
3354 if (!RD || !RD->hasDefinition() || RD->hasNonTrivialDestructor())
3355 S.
Diag(Paren.
Loc, diag::note_raii_guard_add_name)
3360 S.
Diag(D.
getBeginLoc(), diag::note_function_style_cast_add_parentheses)
3363 S.
Diag(Paren.
Loc, diag::note_remove_parens_for_variable_declaration)
3379 switch (AL.getKind()) {
3397 bool IsCXXInstanceMethod =
false;
3403 unsigned I = ChunkIndex;
3404 bool FoundNonParen =
false;
3405 while (I && !FoundNonParen) {
3408 FoundNonParen =
true;
3411 if (FoundNonParen) {
3414 IsCXXInstanceMethod =
3419 IsCXXInstanceMethod =
true;
3426 IsCXXInstanceMethod =
3434 IsCXXInstanceMethod);
3442 if (AL.getKind() == ParsedAttr::AT_OpenCLKernel) {
3464 switch (nullability) {
3466 if (!Ident__Nonnull)
3467 Ident__Nonnull = PP.getIdentifierInfo(
"_Nonnull");
3468 return Ident__Nonnull;
3471 if (!Ident__Nullable)
3472 Ident__Nullable = PP.getIdentifierInfo(
"_Nullable");
3473 return Ident__Nullable;
3476 if (!Ident__Null_unspecified)
3477 Ident__Null_unspecified = PP.getIdentifierInfo(
"_Null_unspecified");
3478 return Ident__Null_unspecified;
3480 llvm_unreachable(
"Unknown nullability kind.");
3486 Ident_NSError = PP.getIdentifierInfo(
"NSError");
3488 return Ident_NSError;
3495 if (AL.getKind() == ParsedAttr::AT_TypeNonNull ||
3496 AL.getKind() == ParsedAttr::AT_TypeNullable ||
3497 AL.getKind() == ParsedAttr::AT_TypeNullUnspecified)
3514 MaybePointerToCFRef,
3518 NSErrorPointerPointer,
3541 unsigned numNormalPointers = 0;
3545 return PointerDeclaratorKind::NonPointer;
3550 switch (chunk.
Kind) {
3552 if (numNormalPointers == 0)
3553 wrappingKind = PointerWrappingDeclaratorKind::Array;
3562 return numNormalPointers > 0 ? PointerDeclaratorKind::MultiLevelPointer
3563 : PointerDeclaratorKind::SingleLevelPointer;
3569 if (numNormalPointers == 0)
3570 wrappingKind = PointerWrappingDeclaratorKind::Reference;
3574 ++numNormalPointers;
3575 if (numNormalPointers > 2)
3576 return PointerDeclaratorKind::MultiLevelPointer;
3582 unsigned numTypeSpecifierPointers = 0;
3586 ++numNormalPointers;
3588 if (numNormalPointers > 2)
3589 return PointerDeclaratorKind::MultiLevelPointer;
3592 ++numTypeSpecifierPointers;
3598 return numNormalPointers > 0 ? PointerDeclaratorKind::MultiLevelPointer
3599 : PointerDeclaratorKind::SingleLevelPointer;
3604 return numNormalPointers > 0 ? PointerDeclaratorKind::MultiLevelPointer
3605 : PointerDeclaratorKind::SingleLevelPointer;
3610 ++numNormalPointers;
3611 ++numTypeSpecifierPointers;
3614 if (
auto objcClassDecl = objcObjectPtr->getInterfaceDecl()) {
3616 numNormalPointers == 2 && numTypeSpecifierPointers < 2) {
3617 return PointerDeclaratorKind::NSErrorPointerPointer;
3626 if (objcClass->getInterface()->getIdentifier() == S.
getNSErrorIdent()) {
3627 if (numNormalPointers == 2 && numTypeSpecifierPointers < 2)
3628 return PointerDeclaratorKind::NSErrorPointerPointer;
3635 if (numNormalPointers == 0)
3636 return PointerDeclaratorKind::NonPointer;
3641 bool isCFError =
false;
3652 if (
auto bridgeAttr = recordDecl->
getAttr<ObjCBridgeAttr>())
3653 bridgedType = bridgeAttr->getBridgedType();
3654 else if (
auto bridgeAttr =
3655 recordDecl->
getAttr<ObjCBridgeMutableAttr>())
3656 bridgedType = bridgeAttr->getBridgedType();
3666 if (isCFError && numNormalPointers == 2 && numTypeSpecifierPointers < 2) {
3667 return PointerDeclaratorKind::CFErrorRefPointer;
3675 switch (numNormalPointers) {
3677 return PointerDeclaratorKind::NonPointer;
3680 return PointerDeclaratorKind::SingleLevelPointer;
3683 return PointerDeclaratorKind::MaybePointerToCFRef;
3686 return PointerDeclaratorKind::MultiLevelPointer;
3695 if (ctx->isFunctionOrMethod())
3698 if (ctx->isFileContext())
3709 bool invalid =
false;
3711 if (invalid || !sloc.
isFile())
3737 if (!FixItLoc.
isValid() || FixItLoc == PointerLoc)
3746 InsertionTextBuf +=
" ";
3747 StringRef InsertionText = InsertionTextBuf.str();
3750 InsertionText = InsertionText.drop_back();
3751 }
else if (NextChar[-1] ==
'[') {
3752 if (NextChar[0] ==
']')
3753 InsertionText = InsertionText.drop_back().drop_front();
3755 InsertionText = InsertionText.drop_front();
3758 InsertionText = InsertionText.drop_back().drop_front();
3770 if (PointerKind == SimplePointerKind::Array) {
3771 S.
Diag(PointerLoc, diag::warn_nullability_missing_array);
3773 S.
Diag(PointerLoc, diag::warn_nullability_missing)
3774 <<
static_cast<unsigned>(PointerKind);
3777 auto FixItLoc = PointerEndLoc.
isValid() ? PointerEndLoc : PointerLoc;
3778 if (FixItLoc.isMacroID())
3782 auto Diag = S.
Diag(FixItLoc, diag::note_nullability_fix_it);
3784 Diag << static_cast<unsigned>(PointerKind);
3813 if (pointerKind == SimplePointerKind::Array)
3814 diagKind = diag::warn_nullability_missing_array;
3816 diagKind = diag::warn_nullability_missing;
3822 fileNullability.
PointerKind =
static_cast<unsigned>(pointerKind);
3869 unsigned i = endIndex;
3897 template<
typename AttrT>
3908 return createSimpleAttr<TypeNonNullAttr>(Ctx, Attr);
3911 return createSimpleAttr<TypeNullableAttr>(Ctx, Attr);
3914 return createSimpleAttr<TypeNullUnspecifiedAttr>(Ctx, Attr);
3916 llvm_unreachable(
"unknown NullabilityKind");
3930 Sema &S = state.getSema();
3940 bool IsTypedefName =
3956 bool IsClassTemplateDeduction = isa<DeducedTemplateSpecializationType>(DT);
3959 unsigned Index = E - I - 1;
3961 unsigned DiagId = IsClassTemplateDeduction
3962 ? diag::err_deduced_class_template_compound_type
3963 : diag::err_decltype_auto_compound_type;
3964 unsigned DiagKind = 0;
3965 switch (DeclChunk.
Kind) {
3968 if (IsClassTemplateDeduction) {
3974 if (IsClassTemplateDeduction) {
3982 DiagId = diag::err_decltype_auto_function_declarator_not_declaration;
4000 S.
Diag(DeclChunk.
Loc, DiagId) << DiagKind;
4009 bool inferNullabilityCS =
false;
4010 bool inferNullabilityInnerOnly =
false;
4011 bool inferNullabilityInnerOnlyComplete =
false;
4014 bool inAssumeNonNullRegion =
false;
4016 if (assumeNonNullLoc.
isValid()) {
4017 inAssumeNonNullRegion =
true;
4031 } complainAboutMissingNullability = CAMN_No;
4032 unsigned NumPointersRemaining = 0;
4035 if (IsTypedefName) {
4039 complainAboutMissingNullability = CAMN_InnerPointers;
4044 ++NumPointersRemaining;
4049 switch (chunk.
Kind) {
4057 ++NumPointersRemaining;
4065 ++NumPointersRemaining;
4071 switch (
auto context = state.getDeclarator().getContext()) {
4077 isFunctionOrMethod =
true;
4082 complainAboutMissingNullability = CAMN_No;
4087 if (state.getDeclarator().isObjCWeakProperty() && inAssumeNonNullRegion) {
4096 complainAboutMissingNullability = CAMN_Yes;
4101 case PointerDeclaratorKind::NonPointer:
4102 case PointerDeclaratorKind::MultiLevelPointer:
4106 case PointerDeclaratorKind::SingleLevelPointer:
4108 if (inAssumeNonNullRegion) {
4109 complainAboutInferringWithinChunk = wrappingKind;
4111 inferNullabilityCS =
4117 case PointerDeclaratorKind::CFErrorRefPointer:
4118 case PointerDeclaratorKind::NSErrorPointerPointer:
4121 if (isFunctionOrMethod && inAssumeNonNullRegion)
4125 case PointerDeclaratorKind::MaybePointerToCFRef:
4126 if (isFunctionOrMethod) {
4130 auto hasCFReturnsAttr =
4132 return AttrList.hasAttribute(ParsedAttr::AT_CFReturnsRetained) ||
4133 AttrList.hasAttribute(ParsedAttr::AT_CFReturnsNotRetained);
4137 hasCFReturnsAttr(InnermostChunk->getAttrs()) ||
4140 inferNullabilityInnerOnly =
true;
4150 complainAboutMissingNullability = CAMN_Yes;
4176 auto isVaList = [&S](
QualType T) ->
bool {
4182 if (typedefTy->getDecl() == vaListTypedef)
4184 if (
auto *name = typedefTy->getDecl()->getIdentifier())
4185 if (name->isStr(
"va_list"))
4187 typedefTy = typedefTy->desugar()->getAs<
TypedefType>();
4188 }
while (typedefTy);
4194 auto inferPointerNullability =
4199 if (NumPointersRemaining > 0)
4200 --NumPointersRemaining;
4207 if (inferNullability && !inferNullabilityInnerOnlyComplete) {
4212 state.getDeclarator().getAttributePool().create(
4217 attrs.addAtEnd(nullabilityAttr);
4219 if (inferNullabilityCS) {
4220 state.getDeclarator().getMutableDeclSpec().getObjCQualifiers()
4224 if (pointerLoc.isValid() &&
4225 complainAboutInferringWithinChunk !=
4228 S.
Diag(pointerLoc, diag::warn_nullability_inferred_on_nested_type);
4229 Diag << static_cast<int>(complainAboutInferringWithinChunk);
4233 if (inferNullabilityInnerOnly)
4234 inferNullabilityInnerOnlyComplete =
true;
4235 return nullabilityAttr;
4240 switch (complainAboutMissingNullability) {
4244 case CAMN_InnerPointers:
4245 if (NumPointersRemaining == 0)
4262 if (NumPointersRemaining > 0)
4263 --NumPointersRemaining;
4267 pointerKind = SimplePointerKind::BlockPointer;
4269 pointerKind = SimplePointerKind::MemberPointer;
4271 if (
auto *attr = inferPointerNullability(
4275 T = state.getAttributedType(
4281 if (complainAboutMissingNullability == CAMN_Yes &&
4290 bool ExpectNoDerefChunk =
4291 state.getCurrentAttributes().hasAttribute(ParsedAttr::AT_NoDeref);
4297 unsigned chunkIndex = e - i - 1;
4298 state.setCurrentChunkIndex(chunkIndex);
4301 switch (DeclType.
Kind) {
4309 if (!LangOpts.Blocks)
4310 S.
Diag(DeclType.
Loc, diag::err_blocks_disable) << LangOpts.OpenCL;
4313 inferPointerNullability(SimplePointerKind::BlockPointer, DeclType.
Loc,
4320 if (LangOpts.OpenCL)
4335 inferPointerNullability(SimplePointerKind::Pointer, DeclType.
Loc,
4348 if (LangOpts.OpenCL) {
4349 if (T->isImageType() || T->isSamplerT() || T->isPipeType() ||
4350 T->isBlockPointerType()) {
4395 S.
Diag(DeclType.
Loc, diag::err_array_star_outside_prototype);
4406 S.
Diag(DeclType.
Loc, diag::err_array_static_outside_prototype) <<
4418 S.
Diag(DeclType.
Loc, diag::err_array_static_not_outermost) <<
4433 S.
Diag(DeclType.
Loc, diag::err_illegal_decl_array_of_auto)
4441 if (complainAboutMissingNullability == CAMN_Yes &&
4458 IsQualifiedFunction =
4471 ? diag::err_auto_missing_trailing_return
4472 : diag::err_deduced_return_type);
4477 diag::warn_cxx11_compat_deduced_return_type);
4481 if (isa<ParenType>(T)) {
4489 diag::err_deduction_guide_with_complex_decl)
4494 (T.hasQualifiers() || !isa<AutoType>(T) ||
4495 cast<AutoType>(T)->getKeyword() !=
4498 diag::err_trailing_return_without_auto)
4516 if (!D.
isInvalidType() && (T->isArrayType() || T->isFunctionType()) &&
4519 unsigned diagID = diag::err_func_returning_array_function;
4522 if (chunkIndex == 0 &&
4524 diagID = diag::err_block_returning_array_function;
4525 S.
Diag(DeclType.
Loc, diagID) << T->isFunctionType() << T;
4532 if (T->isHalfType()) {
4541 diag::err_parameters_retval_cannot_have_fp16_type) << 1;
4546 if (LangOpts.OpenCL) {
4549 if (T->isBlockPointerType() || T->isImageType() || T->isSamplerT() ||
4561 LangOpts.OpenCLVersion >= 120) ||
4570 if (T->isObjCObjectType()) {
4579 S.
Diag(DiagLoc, diag::err_object_cannot_be_passed_returned_by_value)
4597 if ((T.getCVRQualifiers() || T->isAtomicType()) &&
4599 (T->isDependentType() || T->isRecordType()))) {
4600 if (T->isVoidType() && !S.
getLangOpts().CPlusPlus &&
4605 S.
Diag(DeclType.
Loc, diag::err_func_returning_qualified_void) << T;
4613 if (T.getQualifiers().hasObjCLifetime()) {
4618 if (AL.getKind() == ParsedAttr::AT_ObjCOwnership) {
4619 AttrLoc = AL.getLoc();
4626 if (AL.getKind() == ParsedAttr::AT_ObjCOwnership) {
4627 AttrLoc = AL.getLoc();
4641 S.
Diag(AttrLoc, diag::warn_arc_lifetime_result_type)
4642 << T.getQualifiers().getObjCLifetime();
4658 diag::err_exception_spec_in_typedef)
4671 && !LangOpts.OpenCL) {
4686 diag::err_ident_list_in_fn_declaration);
4711 bool HasAnyInterestingExtParameterInfos =
false;
4713 for (
unsigned i = 0, e = FTI.
NumParams; i != e; ++i) {
4716 assert(!ParamTy.isNull() &&
"Couldn't parse type?");
4721 if (ParamTy->isVoidType()) {
4726 S.
Diag(DeclType.
Loc, diag::err_void_only_param);
4727 ParamTy = Context.
IntTy;
4732 ParamTy = Context.
IntTy;
4736 if (ParamTy.hasQualifiers())
4737 S.
Diag(DeclType.
Loc, diag::err_void_param_qualified);
4742 }
else if (ParamTy->isHalfType()) {
4748 diag::err_opencl_half_param) << ParamTy;
4754 diag::err_parameters_retval_cannot_have_fp16_type) << 0;
4758 if (ParamTy->isPromotableIntegerType()) {
4762 if (BTy->getKind() == BuiltinType::Float) {
4769 if (LangOpts.ObjCAutoRefCount && Param->
hasAttr<NSConsumedAttr>()) {
4770 ExtParameterInfos[i] = ExtParameterInfos[i].withIsConsumed(
true);
4771 HasAnyInterestingExtParameterInfos =
true;
4775 ExtParameterInfos[i] =
4776 ExtParameterInfos[i].withABI(attr->getABI());
4777 HasAnyInterestingExtParameterInfos =
true;
4780 if (Param->
hasAttr<PassObjectSizeAttr>()) {
4781 ExtParameterInfos[i] = ExtParameterInfos[i].withHasPassObjectSize();
4782 HasAnyInterestingExtParameterInfos =
true;
4785 if (Param->
hasAttr<NoEscapeAttr>()) {
4786 ExtParameterInfos[i] = ExtParameterInfos[i].withIsNoEscape(
true);
4787 HasAnyInterestingExtParameterInfos =
true;
4790 ParamTys.push_back(ParamTy);
4793 if (HasAnyInterestingExtParameterInfos) {
4802 Expr *NoexceptExpr =
nullptr;
4808 DynamicExceptions.reserve(N);
4809 DynamicExceptionRanges.reserve(N);
4810 for (
unsigned I = 0; I != N; ++I) {
4821 DynamicExceptionRanges,
4828 if (state.getSema().getLangOpts().OpenCLCPlusPlus &&
4829 ((!Spec.isEmpty() &&
4831 state.getDeclarator().getContext() ==
4850 inferPointerNullability(SimplePointerKind::MemberPointer, DeclType.
Loc,
4870 llvm_unreachable(
"Nested-name-specifier must name a type");
4880 if (NNSPrefix && isa<TemplateSpecializationType>(NNS->
getAsType()))
4886 diag::err_illegal_decl_mempointer_in_nonclass)
4921 if (ExpectNoDerefChunk) {
4923 S.
Diag(DeclType.
Loc, diag::warn_noderef_on_non_pointer_or_array);
4924 ExpectNoDerefChunk =
false;
4927 ExpectNoDerefChunk = state.didParseNoDeref();
4931 if (ExpectNoDerefChunk)
4932 S.
Diag(state.getDeclarator().getBeginLoc(),
4933 diag::warn_noderef_on_non_pointer_or_array);
4944 bool IsBlock =
false;
4946 switch (DeclType.Kind) {
4953 S.
Diag(DeclType.Loc, diag::warn_strict_prototypes)
4965 assert(!T.
isNull() &&
"T must not be null after this point");
4969 assert(FnTy &&
"Why oh why is there not a FunctionProtoType here?");
4979 enum { NonMember, Member, DeductionGuide }
Kind = NonMember;
4981 Kind = DeductionGuide;
5009 if (IsQualifiedFunction &&
5031 if (!RemovalLocs.empty()) {
5032 llvm::sort(RemovalLocs,
5034 RemovalRange =
SourceRange(RemovalLocs.front(), RemovalLocs.back());
5035 Loc = RemovalLocs.front();
5039 S.
Diag(Loc, diag::err_invalid_qualified_function_type)
5064 state.diagnoseIgnoredTypeAttrs(T);
5094 diag::err_function_parameter_pack_without_parameter_packs)
5114 LangOpts.CPlusPlus11
5115 ? diag::warn_cxx98_compat_variadic_templates
5116 : diag::ext_variadic_templates);
5147 diag::err_ellipsis_in_declarator_not_parameter);
5153 assert(!T.
isNull() &&
"T must not be null at the end of this function");
5169 TypeProcessingState
state(*
this, D);
5192 unsigned chunkIndex) {
5193 Sema &S = state.getSema();
5201 const char *attrStr =
nullptr;
5202 switch (ownership) {
5230 Sema &S = state.getSema();
5234 bool hasIndirection =
false;
5237 switch (chunk.
Kind) {
5246 hasIndirection =
true;
5279 TypeProcessingState
state(*
this, D);
5284 if (getLangOpts().ObjC) {
5294 TypeProcessingState &State) {
5299 class TypeSpecLocFiller :
public TypeLocVisitor<TypeSpecLocFiller> {
5301 TypeProcessingState &
State;
5305 TypeSpecLocFiller(
ASTContext &Context, TypeProcessingState &State,
5307 : Context(Context),
State(State), DS(DS) {}
5421 void VisitDependentTemplateSpecializationTypeLoc(
5460 void VisitTypeLoc(
TypeLoc TL) {
5466 class DeclaratorLocFiller :
public TypeLocVisitor<DeclaratorLocFiller> {
5468 TypeProcessingState &
State;
5472 DeclaratorLocFiller(
ASTContext &Context, TypeProcessingState &State,
5474 : Context(Context),
State(State), Chunk(Chunk) {}
5477 llvm_unreachable(
"qualified type locs not expected here!");
5480 llvm_unreachable(
"decayed type locs not expected here!");
5513 assert(isa<DependentNameType>(ClsTy) &&
"Unexpected TypeLoc");
5524 if (isa<ElaboratedType>(ClsTy)) {
5539 llvm_unreachable(
"Nested-name-specifier must name a type");
5571 for (
unsigned i = 0, e = TL.
getNumParams(), tpi = 0; i != e; ++i) {
5587 void VisitTypeLoc(
TypeLoc TL) {
5588 llvm_unreachable(
"unsupported TypeLoc kind in declarator!");
5595 switch (Chunk.
Kind) {
5600 llvm_unreachable(
"cannot be _Atomic qualified");
5621 if (AL.getKind() == ParsedAttr::AT_AddressSpace) {
5630 "no address_space attribute found at the expected location!");
5644 Sema &S = State.getSema();
5651 if (isa<PackExpansionType>(T)) {
5685 if (ReturnTypeInfo) {
5705 "LocInfoType's TypeClass conflicts with an existing Type class");
5711 llvm_unreachable(
"LocInfoType leaked into the type system; an opaque TypeTy*" 5712 " was used directly instead of getting the QualType through" 5713 " GetTypeFromParser");
5720 "Type name should have no identifier!");
5735 checkUnusedDeclAttributes(D);
5737 if (getLangOpts().CPlusPlus) {
5739 CheckExtraCXXDefaultArguments(D);
5742 return CreateParsedType(T, TInfo);
5748 return CreateParsedType(T, TInfo);
5763 llvm::APSInt addrSpace(32);
5765 Diag(AttrLoc, diag::err_attribute_argument_type)
5772 if (addrSpace.isSigned()) {
5773 if (addrSpace.isNegative()) {
5774 Diag(AttrLoc, diag::err_attribute_address_space_negative)
5778 addrSpace.setIsSigned(
false);
5781 llvm::APSInt
max(addrSpace.getBitWidth());
5784 if (addrSpace > max) {
5785 Diag(AttrLoc, diag::err_attribute_address_space_too_high)
5799 Diag(AttrLoc, diag::err_attribute_address_multiple_qualifiers);
5804 diag::warn_attribute_address_multiple_identical_qualifiers);
5816 Diag(AttrLoc, diag::err_attribute_address_multiple_qualifiers);
5828 TypeProcessingState &State) {
5829 Sema &S = State.getSema();
5834 S.
Diag(Attr.
getLoc(), diag::err_attribute_address_function_type);
5840 if (Attr.
getKind() == ParsedAttr::AT_AddressSpace) {
5844 S.
Diag(Attr.
getLoc(), diag::err_attribute_wrong_number_arguments) << Attr
5863 ASArgExpr =
static_cast<Expr *
>(AddrSpace.
get());
5874 auto *ASAttr = ::new (Ctx) AddressSpaceAttr(
5877 Type = State.getAttributedType(ASAttr, T, T);
5884 case ParsedAttr::AT_OpenCLGlobalAddressSpace:
5886 case ParsedAttr::AT_OpenCLLocalAddressSpace:
5888 case ParsedAttr::AT_OpenCLConstantAddressSpace:
5890 case ParsedAttr::AT_OpenCLGenericAddressSpace:
5892 case ParsedAttr::AT_OpenCLPrivateAddressSpace:
5895 llvm_unreachable(
"Invalid address space");
5904 S.
Diag(Attr.
getLoc(), diag::err_attribute_address_multiple_qualifiers);
5910 diag::warn_attribute_address_multiple_identical_qualifiers);
5926 if (
const AttributedType *attr = dyn_cast<AttributedType>(type)) {
5927 if (attr->getAttrKind() == attr::ObjCOwnership)
5930 type = attr->getModifiedType();
5933 }
else if (
const ParenType *paren = dyn_cast<ParenType>(type)) {
5934 type = paren->getInnerType();
5953 bool NonObjCPointer =
false;
5963 NonObjCPointer =
true;
5970 if (state.isProcessingDeclSpec()) {
5978 Sema &S = state.getSema();
5985 S.
Diag(AttrLoc, diag::err_attribute_argument_type) << attr
5993 if (II->
isStr(
"none"))
5995 else if (II->
isStr(
"strong"))
5997 else if (II->
isStr(
"weak"))
5999 else if (II->
isStr(
"autoreleasing"))
6002 S.
Diag(AttrLoc, diag::warn_attribute_type_not_supported)
6023 S.
Diag(AttrLoc, diag::err_attr_objc_ownership_redundant)
6030 if (previousLifetime != lifetime) {
6033 const Type *prevTy =
nullptr;
6034 while (!prevTy || prevTy != underlyingType.
Ty) {
6035 prevTy = underlyingType.
Ty;
6044 if (NonObjCPointer) {
6054 S.
Diag(AttrLoc, diag::warn_type_attribute_wrong_type) << name
6071 type = state.getAttributedType(
6072 createSimpleAttr<ObjCInertUnsafeUnretainedAttr>(S.
Context, attr),
6078 if (!NonObjCPointer)
6084 type = state.getAttributedType(::
new (S.
Context) ObjCOwnershipAttr(
6096 diagnostic,
type, 0));
6098 S.
Diag(loc, diagnostic);
6107 unsigned diagnostic =
6108 (S.
getLangOpts().ObjCWeakRuntime ? diag::err_arc_weak_disabled
6109 : diag::err_arc_weak_no_runtime);
6112 diagnoseOrDelay(S, AttrLoc, diagnostic, type);
6124 if (Class->isArcWeakrefUnavailable()) {
6125 S.
Diag(AttrLoc, diag::err_arc_unsupported_weak_class);
6126 S.
Diag(ObjT->getInterfaceDecl()->getLocation(),
6127 diag::note_class_declared);
6142 Sema &S = state.getSema();
6151 S.
Diag(attr.
getLoc(), diag::err_attribute_multiple_objc_gc);
6158 S.
Diag(attr.
getLoc(), diag::err_attribute_argument_type)
6165 S.
Diag(attr.
getLoc(), diag::err_attribute_wrong_number_arguments) << attr
6172 if (II->
isStr(
"weak"))
6174 else if (II->
isStr(
"strong"))
6177 S.
Diag(attr.
getLoc(), diag::warn_attribute_type_not_supported)
6188 type = state.getAttributedType(
6207 struct FunctionTypeUnwrapper {
6222 FunctionTypeUnwrapper(
Sema &S,
QualType T) : Original(T) {
6225 if (isa<FunctionType>(Ty)) {
6226 Fn = cast<FunctionType>(Ty);
6228 }
else if (isa<ParenType>(Ty)) {
6229 T = cast<ParenType>(Ty)->getInnerType();
6230 Stack.push_back(Parens);
6231 }
else if (isa<PointerType>(Ty)) {
6232 T = cast<PointerType>(Ty)->getPointeeType();
6234 }
else if (isa<BlockPointerType>(Ty)) {
6235 T = cast<BlockPointerType>(Ty)->getPointeeType();
6236 Stack.push_back(BlockPointer);
6237 }
else if (isa<MemberPointerType>(Ty)) {
6238 T = cast<MemberPointerType>(Ty)->getPointeeType();
6239 Stack.push_back(MemberPointer);
6240 }
else if (isa<ReferenceType>(Ty)) {
6241 T = cast<ReferenceType>(Ty)->getPointeeType();
6242 Stack.push_back(Reference);
6243 }
else if (isa<AttributedType>(Ty)) {
6244 T = cast<AttributedType>(Ty)->getEquivalentType();
6245 Stack.push_back(Attributed);
6259 bool isFunctionType()
const {
return (Fn !=
nullptr); }
6264 if (New ==
get())
return Original;
6267 return wrap(S.
Context, Original, 0);
6272 if (I == Stack.size())
6281 return wrap(C, SplitOld.
Ty, I);
6286 if (I == Stack.size())
return QualType(Fn, 0);
6288 switch (static_cast<WrapKind>(Stack[I++])) {
6295 return wrap(C, cast<AttributedType>(Old)->getEquivalentType(), I);
6298 QualType New = wrap(C, cast<ParenType>(Old)->getInnerType(), I);
6303 QualType New = wrap(C, cast<PointerType>(Old)->getPointeeType(), I);
6307 case BlockPointer: {
6308 QualType New = wrap(C, cast<BlockPointerType>(Old)->getPointeeType(),I);
6312 case MemberPointer: {
6321 if (isa<LValueReferenceType>(OldRef))
6328 llvm_unreachable(
"unknown wrapping kind");
6335 Sema &S = State.getSema();
6339 default: llvm_unreachable(
"Unknown attribute kind");
6340 case ParsedAttr::AT_Ptr32:
6341 A = createSimpleAttr<Ptr32Attr>(S.
Context, PAttr);
6343 case ParsedAttr::AT_Ptr64:
6344 A = createSimpleAttr<Ptr64Attr>(S.
Context, PAttr);
6346 case ParsedAttr::AT_SPtr:
6347 A = createSimpleAttr<SPtrAttr>(S.
Context, PAttr);
6349 case ParsedAttr::AT_UPtr:
6350 A = createSimpleAttr<UPtrAttr>(S.
Context, PAttr);
6362 if (NewAttrKind == CurAttrKind) {
6363 S.
Diag(PAttr.
getLoc(), diag::warn_duplicate_attribute_exact)
6370 if ((CurAttrKind == attr::Ptr32 && NewAttrKind == attr::Ptr64) ||
6371 (CurAttrKind == attr::Ptr64 && NewAttrKind == attr::Ptr32)) {
6372 S.
Diag(PAttr.
getLoc(), diag::err_attributes_are_not_compatible)
6373 <<
"'__ptr32'" <<
"'__ptr64'";
6375 }
else if ((CurAttrKind == attr::SPtr && NewAttrKind == attr::UPtr) ||
6376 (CurAttrKind == attr::UPtr && NewAttrKind == attr::SPtr)) {
6377 S.
Diag(PAttr.
getLoc(), diag::err_attributes_are_not_compatible)
6378 <<
"'__sptr'" <<
"'__uptr'";
6393 if (!isa<PointerType>(Desugared)) {
6395 S.
Diag(PAttr.
getLoc(), diag::err_attribute_no_member_pointers) << PAttr;
6397 S.
Diag(PAttr.
getLoc(), diag::err_attribute_pointers_only) << PAttr << 0;
6401 Type = State.getAttributedType(A, Type, Type);
6408 case ParsedAttr::AT_TypeNonNull:
6411 case ParsedAttr::AT_TypeNullable:
6414 case ParsedAttr::AT_TypeNullUnspecified:
6418 llvm_unreachable(
"not a nullability attribute kind");
6438 bool allowOnArrayType) {
6439 Sema &S = state.getSema();
6449 while (
auto attributed = dyn_cast<AttributedType>(desugared.
getTypePtr())) {
6451 if (
auto existingNullability = attributed->getImmediateNullability()) {
6453 if (nullability == *existingNullability) {
6454 S.
Diag(nullabilityLoc, diag::warn_nullability_duplicate)
6462 S.
Diag(nullabilityLoc, diag::err_nullability_conflicting)
6468 desugared = attributed->getModifiedType();
6476 if (nullability != *existingNullability) {
6477 S.
Diag(nullabilityLoc, diag::err_nullability_conflicting)
6485 if (
auto typedefNullability
6487 if (*typedefNullability == *existingNullability) {
6500 !(allowOnArrayType && desugared->
isArrayType())) {
6501 S.
Diag(nullabilityLoc, diag::err_nullability_nonpointer)
6508 if (isContextSensitive) {
6510 const Type *pointeeType;
6519 S.
Diag(nullabilityLoc, diag::err_nullability_cs_multilevel)
6522 S.
Diag(nullabilityLoc, diag::note_nullability_type_specifier)
6532 type = state.getAttributedType(
6541 Sema &S = state.getSema();
6543 if (isa<ObjCTypeParamType>(type)) {
6545 type = state.getAttributedType(
6546 createSimpleAttr<ObjCKindOfAttr>(S.
Context, attr), type, type);
6558 S.
Diag(attr.
getLoc(), diag::err_objc_kindof_nonobject)
6567 objType->getBaseType(), objType->getTypeArgsAsWritten(),
6568 objType->getProtocols(),
6569 objType->isObjCUnqualifiedId() ?
false :
true);
6578 "multiple spellings for __kindof?");
6580 A->setImplicit(
true);
6581 equivType = state.getAttributedType(A, equivType, equivType);
6586 type = state.getAttributedType(
6587 createSimpleAttr<ObjCKindOfAttr>(S.
Context, attr), type, equivType);
6599 Declarator &declarator = state.getDeclarator();
6602 auto moveToChunk = [&](
DeclaratorChunk &chunk,
bool inFunction) ->
bool {
6615 PK_MemberFunctionPointer,
6620 : inFunction? PK_MemberFunctionPointer : PK_MemberPointer;
6622 auto diag = state.getSema().Diag(attr.
getLoc(),
6623 diag::warn_nullability_declspec)
6627 << static_cast<unsigned>(pointerKind);
6633 state.getSema().getPreprocessor()
6634 .getLocForEndOfToken(chunk.
Loc),
6645 for (
unsigned i = state.getCurrentChunkIndex(); i != 0; --i) {
6647 switch (chunk.
Kind) {
6651 return moveToChunk(chunk,
false);
6663 return moveToChunk(*dest,
true);
6682 llvm_unreachable(
"not a calling convention attribute");
6683 case ParsedAttr::AT_CDecl:
6684 return createSimpleAttr<CDeclAttr>(Ctx, Attr);
6685 case ParsedAttr::AT_FastCall:
6686 return createSimpleAttr<FastCallAttr>(Ctx, Attr);
6687 case ParsedAttr::AT_StdCall:
6688 return createSimpleAttr<StdCallAttr>(Ctx, Attr);
6689 case ParsedAttr::AT_ThisCall:
6690 return createSimpleAttr<ThisCallAttr>(Ctx, Attr);
6691 case ParsedAttr::AT_RegCall:
6692 return createSimpleAttr<RegCallAttr>(Ctx, Attr);
6693 case ParsedAttr::AT_Pascal:
6694 return createSimpleAttr<PascalAttr>(Ctx, Attr);
6695 case ParsedAttr::AT_SwiftCall:
6696 return createSimpleAttr<SwiftCallAttr>(Ctx, Attr);
6697 case ParsedAttr::AT_VectorCall:
6698 return createSimpleAttr<VectorCallAttr>(Ctx, Attr);
6699 case ParsedAttr::AT_AArch64VectorPcs:
6700 return createSimpleAttr<AArch64VectorPcsAttr>(Ctx, Attr);
6701 case ParsedAttr::AT_Pcs: {
6707 Str = cast<StringLiteral>(Attr.
getArgAsExpr(0))->getString();
6710 PcsAttr::PCSType
Type;
6711 if (!PcsAttr::ConvertStrToPCSType(Str, Type))
6712 llvm_unreachable(
"already validated the attribute");
6713 return ::new (Ctx) PcsAttr(Attr.
getRange(), Ctx, Type,
6716 case ParsedAttr::AT_IntelOclBicc:
6717 return createSimpleAttr<IntelOclBiccAttr>(Ctx, Attr);
6718 case ParsedAttr::AT_MSABI:
6719 return createSimpleAttr<MSABIAttr>(Ctx, Attr);
6720 case ParsedAttr::AT_SysVABI:
6721 return createSimpleAttr<SysVABIAttr>(Ctx, Attr);
6722 case ParsedAttr::AT_PreserveMost:
6723 return createSimpleAttr<PreserveMostAttr>(Ctx, Attr);
6724 case ParsedAttr::AT_PreserveAll:
6725 return createSimpleAttr<PreserveAllAttr>(Ctx, Attr);
6727 llvm_unreachable(
"unexpected attribute kind!");
6734 Sema &S = state.getSema();
6736 FunctionTypeUnwrapper unwrapped(S, type);
6738 if (attr.
getKind() == ParsedAttr::AT_NoReturn) {
6743 if (!unwrapped.isFunctionType())
6754 if (attr.
getKind() == ParsedAttr::AT_NSReturnsRetained) {
6758 if (!unwrapped.isFunctionType())
6763 unwrapped.get()->getReturnType()))
6768 if (state.getSema().getLangOpts().ObjCAutoRefCount) {
6770 = unwrapped.get()->getExtInfo().withProducesResult(
true);
6773 type = state.getAttributedType(
6774 createSimpleAttr<NSReturnsRetainedAttr>(S.
Context, attr),
6779 if (attr.
getKind() == ParsedAttr::AT_AnyX86NoCallerSavedRegisters) {
6784 if (!unwrapped.isFunctionType())
6788 unwrapped.get()->getExtInfo().withNoCallerSavedRegs(
true);
6793 if (attr.
getKind() == ParsedAttr::AT_AnyX86NoCfCheck) {
6795 S.
Diag(attr.
getLoc(), diag::warn_nocf_check_attribute_ignored);
6805 if (!unwrapped.isFunctionType())
6809 unwrapped.get()->getExtInfo().withNoCfCheck(
true);
6814 if (attr.
getKind() == ParsedAttr::AT_Regparm) {
6820 if (!unwrapped.isFunctionType())
6827 S.
Diag(attr.
getLoc(), diag::err_attributes_are_not_compatible)
6835 unwrapped.get()->getExtInfo().withRegParm(value);
6841 if (!unwrapped.isFunctionType())
return false;
6856 S.
Diag(attr.
getLoc(), diag::err_attributes_are_not_compatible)
6874 unsigned DiagID = diag::err_cconv_varargs;
6878 bool IsInvalid =
true;
6880 DiagID = diag::warn_cconv_varargs;
6892 S.
Diag(attr.
getLoc(), diag::err_attributes_are_not_compatible)
6905 auto EI = unwrapped.get()->getExtInfo().withCallingConv(CC);
6909 type = state.getAttributedType(CCAttr, type, Equivalent);
6916 if (AT->isCallingConv())
6918 R = AT->getModifiedType().IgnoreParens();
6925 FunctionTypeUnwrapper Unwrapped(*
this, T);
6927 bool IsVariadic = (isa<FunctionProtoType>(FT) &&
6928 cast<FunctionProtoType>(FT)->isVariadic());
6941 Diag(Loc, diag::warn_cconv_structors)
6951 if (CurCC != DefaultCC || DefaultCC == ToCC)
6954 if (hasExplicitCallingConv(T))
6959 QualType Wrapped = Unwrapped.wrap(*
this, FT);
6974 S.
Diag(Attr.
getLoc(), diag::err_attribute_wrong_number_arguments) << Attr
6993 SizeExpr = Size.
get();
7011 S.
Diag(Attr.
getLoc(), diag::err_attribute_wrong_number_arguments) << Attr
7030 sizeExpr = Size.
get();
7051 bool IsPolyUnsigned = Triple.getArch() == llvm::Triple::aarch64 ||
7052 Triple.getArch() == llvm::Triple::aarch64_be;
7054 if (IsPolyUnsigned) {
7056 return BTy->
getKind() == BuiltinType::UChar ||
7057 BTy->
getKind() == BuiltinType::UShort ||
7058 BTy->
getKind() == BuiltinType::ULong ||
7059 BTy->
getKind() == BuiltinType::ULongLong;
7062 return BTy->
getKind() == BuiltinType::SChar ||
7063 BTy->
getKind() == BuiltinType::Short;
7069 bool Is64Bit = Triple.getArch() == llvm::Triple::aarch64 ||
7070 Triple.getArch() == llvm::Triple::aarch64_be;
7072 if (Is64Bit && BTy->
getKind() == BuiltinType::Double)
7075 return BTy->
getKind() == BuiltinType::SChar ||
7076 BTy->
getKind() == BuiltinType::UChar ||
7077 BTy->
getKind() == BuiltinType::Short ||
7078 BTy->
getKind() == BuiltinType::UShort ||
7079 BTy->
getKind() == BuiltinType::Int ||
7080 BTy->
getKind() == BuiltinType::UInt ||
7081 BTy->
getKind() == BuiltinType::Long ||
7082 BTy->
getKind() == BuiltinType::ULong ||
7083 BTy->
getKind() == BuiltinType::LongLong ||
7084 BTy->
getKind() == BuiltinType::ULongLong ||
7085 BTy->
getKind() == BuiltinType::Float ||
7086 BTy->
getKind() == BuiltinType::Half;
7100 S.
Diag(Attr.
getLoc(), diag::err_attribute_unsupported) << Attr;
7106 S.
Diag(Attr.
getLoc(), diag::err_attribute_wrong_number_arguments) << Attr
7113 llvm::APSInt numEltsInt(32);
7116 S.
Diag(Attr.
getLoc(), diag::err_attribute_argument_type)
7124 S.
Diag(Attr.
getLoc(), diag::err_attribute_invalid_vector_type) << CurType;
7131 unsigned numElts =
static_cast<unsigned>(numEltsInt.getZExtValue());
7132 unsigned vecSize = typeSize * numElts;
7133 if (vecSize != 64 && vecSize != 128) {
7134 S.
Diag(Attr.
getLoc(), diag::err_attribute_bad_neon_vector_size) << CurType;
7147 S.
Diag(Attr.
getLoc(), diag::err_opencl_invalid_access_qualifier);
7153 QualType BaseTy = TypedefTy->desugar();
7155 std::string PrevAccessQual;
7157 if (TypedefTy->getDecl()->hasAttr<OpenCLAccessAttr>()) {
7158 OpenCLAccessAttr *Attr =
7159 TypedefTy->getDecl()->getAttr<OpenCLAccessAttr>();
7160 PrevAccessQual = Attr->getSpelling();
7162 PrevAccessQual =
"read_only";
7166 switch (ImgType->getKind()) {
7167 #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \ 7168 case BuiltinType::Id: \ 7169 PrevAccessQual = #Access; \ 7171 #include "clang/Basic/OpenCLImageTypes.def" 7173 llvm_unreachable(
"Unable to find corresponding image type.");
7176 llvm_unreachable(
"unexpected type");
7179 if (PrevAccessQual == AttrName.ltrim(
"_")) {
7181 S.
Diag(Attr.
getLoc(), diag::warn_duplicate_declspec)
7185 S.
Diag(Attr.
getLoc(), diag::err_opencl_multiple_access_qualifiers);
7188 S.
Diag(TypedefTy->getDecl()->getBeginLoc(),
7189 diag::note_opencl_typedef_access_qualifier) << PrevAccessQual;
7221 auto ChunkIndex = State.getCurrentChunkIndex();
7227 bool IsFuncReturnType =
7235 IsFuncReturnType || IsFuncType ||
7258 if (State.getSema().getLangOpts().OpenCLVersion <= 120 &&
7259 !State.getSema().getLangOpts().OpenCLCPlusPlus) {
7288 T = State.getSema().Context.getAddrSpaceQualType(T, ImpAddr);
7294 if (State.getDeclarator().isDeclarationOfFunction()) {
7295 CurType = State.getAttributedType(
7296 createSimpleAttr<LifetimeBoundAttr>(State.getSema().Context, Attr),
7317 state.setParsedNoDeref(
false);
7322 if (attr.isInvalid())
7325 if (attr.isCXX11Attribute()) {
7330 if (attr.isGNUScope()) {
7331 bool IsTypeAttr = attr.isTypeAttr();
7333 state.getSema().Diag(attr.getLoc(),
7335 ? diag::warn_gcc_ignores_type_attr
7336 : diag::warn_cxx11_gnu_attribute_on_type)
7350 switch (attr.getKind()) {
7354 state.getSema().Diag(attr.getLoc(), diag::err_attribute_not_type_attr)
7356 attr.setUsedAsTypeAttr();
7362 state.getSema().Diag(attr.getLoc(),
7363 diag::warn_unknown_attribute_ignored)
7370 case ParsedAttr::AT_MayAlias:
7373 attr.setUsedAsTypeAttr();
7375 case ParsedAttr::AT_OpenCLPrivateAddressSpace:
7376 case ParsedAttr::AT_OpenCLGlobalAddressSpace:
7377 case ParsedAttr::AT_OpenCLLocalAddressSpace:
7378 case ParsedAttr::AT_OpenCLConstantAddressSpace:
7379 case ParsedAttr::AT_OpenCLGenericAddressSpace:
7380 case ParsedAttr::AT_AddressSpace:
7382 attr.setUsedAsTypeAttr();
7387 attr.setUsedAsTypeAttr();
7389 case ParsedAttr::AT_VectorSize:
7391 attr.setUsedAsTypeAttr();
7393 case ParsedAttr::AT_ExtVectorType:
7395 attr.setUsedAsTypeAttr();
7397 case ParsedAttr::AT_NeonVectorType:
7400 attr.setUsedAsTypeAttr();
7402 case ParsedAttr::AT_NeonPolyVectorType:
7405 attr.setUsedAsTypeAttr();
7407 case ParsedAttr::AT_OpenCLAccess:
7409 attr.setUsedAsTypeAttr();
7411 case ParsedAttr::AT_LifetimeBound:
7416 case ParsedAttr::AT_NoDeref: {
7418 type = state.getAttributedType(createSimpleAttr<NoDerefAttr>(Ctx, attr),
7420 attr.setUsedAsTypeAttr();
7421 state.setParsedNoDeref(
true);
7427 attr.setUsedAsTypeAttr();
7440 endIndex = state.getCurrentChunkIndex();
7442 endIndex = state.getDeclarator().getNumTypeObjects();
7443 bool allowOnArrayType =
7444 state.getDeclarator().isPrototypeContext() &&
7450 allowOnArrayType)) {
7454 attr.setUsedAsTypeAttr();
7458 case ParsedAttr::AT_ObjCKindOf:
7466 state.getSema().Diag(attr.getLoc(),
7467 diag::err_objc_kindof_wrong_position)
7470 state.getDeclarator().getDeclSpec().getBeginLoc(),
7481 attr.setUsedAsTypeAttr();
7495 if (!state.getSema().getLangOpts().OpenCL ||
7504 if (
VarDecl *Var = dyn_cast<VarDecl>(DRE->getDecl())) {
7506 auto *Def = Var->getDefinition();
7509 InstantiateVariableDefinition(PointOfInstantiation, Var);
7510 Def = Var->getDefinition();
7517 if (Var->getPointOfInstantiation().isInvalid() && Def) {
7518 assert(Var->getTemplateSpecializationKind() ==
7520 "explicit instantiation with no point of instantiation");
7521 Var->setTemplateSpecializationKind(
7522 Var->getTemplateSpecializationKind(), PointOfInstantiation);
7566 completeExprArrayBound(E);
7573 return RequireCompleteType(E->
getExprLoc(), T, Diagnoser);
7578 return RequireCompleteExprType(E, Diagnoser);
7600 if (RequireCompleteTypeImpl(Loc, T, &Diagnoser))
7603 if (!Tag->getDecl()->isCompleteDefinitionRequired()) {
7604 Tag->getDecl()->setCompleteDefinitionRequired();
7605 Consumer.HandleTagDeclRequiredDefinition(Tag->getDecl());
7636 bool OnlyNeedComplete) {
7638 if (!getLangOpts().Modules && !getLangOpts().ModulesLocalVisibility)
7643 if (isa<TagDecl>(D) && cast<TagDecl>(D)->isBeingDefined()) {
7647 }
else if (
auto *RD = dyn_cast<CXXRecordDecl>(D)) {
7648 if (
auto *Pattern = RD->getTemplateInstantiationPattern())
7650 D = RD->getDefinition();
7651 }
else if (
auto *ED = dyn_cast<EnumDecl>(D)) {
7652 if (
auto *Pattern = ED->getTemplateInstantiationPattern())
7654 if (OnlyNeedComplete && ED->isFixed()) {
7658 *Suggested =
nullptr;
7659 for (
auto *Redecl : ED->redecls()) {
7660 if (isVisible(Redecl))
7662 if (Redecl->isThisDeclarationADefinition() ||
7663 (Redecl->isCanonicalDecl() && !*Suggested))
7664 *Suggested = Redecl;
7668 D = ED->getDefinition();
7669 }
else if (
auto *FD = dyn_cast<FunctionDecl>(D)) {
7670 if (
auto *Pattern = FD->getTemplateInstantiationPattern())
7672 D = FD->getDefinition();
7673 }
else if (
auto *VD = dyn_cast<VarDecl>(D)) {
7674 if (
auto *Pattern = VD->getTemplateInstantiationPattern())
7676 D = VD->getDefinition();
7678 assert(D &&
"missing definition for pattern of instantiated definition");
7682 auto DefinitionIsVisible = [&] {
7689 : hasVisibleMergedDefinition(D)) {
7690 if (CodeSynthesisContexts.empty() &&
7691 !getLangOpts().ModulesLocalVisibility) {
7702 if (DefinitionIsVisible())
7708 Source->CompleteRedeclChain(D);
7709 return DefinitionIsVisible();
7718 if (!RD->
hasAttr<MSInheritanceAttr>()) {
7719 MSInheritanceAttr::Spelling IM;
7726 IM = MSInheritanceAttr::Keyword_single_inheritance;
7729 IM = MSInheritanceAttr::Keyword_multiple_inheritance;
7732 IM = MSInheritanceAttr::Keyword_unspecified_inheritance;
7736 RD->
addAttr(MSInheritanceAttr::CreateImplicit(
7749 TypeDiagnoser *Diagnoser) {
7759 if (!MPTy->getClass()->isDependentType()) {
7760 if (getLangOpts().CompleteMemberPointers &&
7761 !MPTy->getClass()->getAsCXXRecordDecl()->isBeingDefined() &&
7762 RequireCompleteType(Loc,
QualType(MPTy->getClass(), 0),
7763 diag::err_memptr_incomplete))
7769 (void)isCompleteType(Loc,
QualType(MPTy->getClass(), 0));
7780 if (Def && !isa<EnumDecl>(Def))
7781 checkSpecializationVisibility(Loc, Def);
7788 !hasVisibleDefinition(Def, &SuggestedDef,
true)) {
7791 bool TreatAsComplete = Diagnoser && !isSFINAEContext();
7792 if (Diagnoser && SuggestedDef)
7793 diagnoseMissingImport(Loc, SuggestedDef, MissingImportKind::Definition,
7795 return !TreatAsComplete;
7796 }
else if (Def && !TemplateInstCallbacks.empty()) {
7797 CodeSynthesisContext TempInst;
7798 TempInst.Kind = CodeSynthesisContext::Memoization;
7799 TempInst.Template = Def;
7800 TempInst.Entity = Def;
7801 TempInst.PointOfInstantiation = Loc;
7809 TagDecl *Tag = dyn_cast_or_null<TagDecl>(Def);
7818 if (Def->isInvalidDecl())
7824 Source->CompleteType(Tag);
7825 if (IFace && IFace->hasExternalLexicalStorage())
7826 Source->CompleteType(IFace);
7830 return RequireCompleteTypeImpl(Loc, T, Diagnoser);
7837 if (
auto *RD = dyn_cast_or_null<CXXRecordDecl>(Tag)) {
7838 bool Instantiated =
false;
7839 bool Diagnosed =
false;
7840 if (RD->isDependentContext()) {
7844 }
else if (
auto *ClassTemplateSpec =
7845 dyn_cast<ClassTemplateSpecializationDecl>(RD)) {
7846 if (ClassTemplateSpec->getSpecializationKind() ==
TSK_Undeclared) {
7847 Diagnosed = InstantiateClassTemplateSpecialization(
7850 Instantiated =
true;
7854 if (!RD->isBeingDefined() && Pattern) {
7856 assert(MSI &&
"Missing member specialization information?");
7860 Diagnosed = InstantiateClass(Loc, RD, Pattern,
7861 getTemplateInstantiationArgs(RD),
7864 Instantiated =
true;
7872 if (Diagnoser && Diagnosed)
7878 return RequireCompleteTypeImpl(Loc, T, Diagnoser);
7888 Diagnoser->diagnose(*
this, Loc, T);
7895 : diag::note_forward_declaration)
7899 if (IFace && !IFace->isInvalidDecl())
7900 Diag(IFace->getLocation(), diag::note_forward_class);
7905 ExternalSource->MaybeDiagnoseMissingCompleteType(Loc, T);
7913 return RequireCompleteType(Loc, T, Diagnoser);
7926 default: llvm_unreachable(
"Invalid tag kind for literal type diagnostic!");
7953 if ((isCompleteType(Loc, ElemType) || ElemType->isVoidType()) &&
7971 if (RequireCompleteType(Loc, ElemType, diag::note_non_literal_incomplete, T))
7976 if (RD->
isLambda() && !getLangOpts().CPlusPlus17) {
7988 for (
const auto &I : RD->
vbases())
7989 Diag(I.getBeginLoc(), diag::note_constexpr_virtual_base_here)
7990 << I.getSourceRange();
7993 Diag(RD->
getLocation(), diag::note_non_literal_no_constexpr_ctors) << RD;
7995 for (
const auto &I : RD->
bases()) {
7996 if (!I.getType()->isLiteralType(Context)) {
7997 Diag(I.getBeginLoc(), diag::note_non_literal_base_class)
8002 for (
const auto *I : RD->
fields()) {
8003 if (!I->getType()->isLiteralType(Context) ||
8004 I->getType().isVolatileQualified()) {
8005 Diag(I->getLocation(), diag::note_non_literal_field)
8006 << RD << I << I->getType()
8007 << I->getType().isVolatileQualified();
8015 assert(Dtor &&
"class has literal fields and bases but no dtor?");
8020 diag::note_non_literal_user_provided_dtor :
8021 diag::note_non_literal_nontrivial_dtor) << RD;
8023 SpecialMemberIsTrivial(Dtor, CXXDestructor, TAH_IgnoreTrivialABI,
8032 return RequireLiteralType(Loc, T, Diagnoser);
8058 Diag(E->
getExprLoc(), diag::err_sizeof_alignof_typeof_bitfield) << 2;
8063 DiagnoseUseOfDecl(TT->getDecl(), E->
getExprLoc());
8087 }
else if (
const MemberExpr *ME = dyn_cast<MemberExpr>(E)) {
8088 if (
const ValueDecl *VD = ME->getMemberDecl())
8089 if (isa<FieldDecl>(VD) || isa<VarDecl>(VD))
8090 return VD->getType();
8091 }
else if (
const ObjCIvarRefExpr *IR = dyn_cast<ObjCIvarRefExpr>(E)) {
8092 return IR->getDecl()->getType();
8094 if (PR->isExplicitProperty())
8095 return PR->getExplicitProperty()->getType();
8096 }
else if (
auto *PE = dyn_cast<PredefinedExpr>(E)) {
8097 return PE->getType();
8107 using namespace sema;
8109 if (isa<ParenExpr>(E)) {
8111 if (
VarDecl *Var = dyn_cast<VarDecl>(DRE->getDecl())) {
8139 bool AsUnevaluated) {
8142 if (AsUnevaluated && CodeSynthesisContexts.empty() &&
8146 Diag(E->
getExprLoc(), diag::warn_side_effects_unevaluated_context);
8158 Diag(Loc, diag::err_only_enums_have_underlying_types);
8167 Diag(Loc, diag::err_underlying_type_of_incomplete_enum) << BaseType;
8168 Diag(FwdDecl->
getLocation(), diag::note_forward_declaration) << FwdDecl;
8173 assert(ED &&
"EnumType has no EnumDecl");
8175 DiagnoseUseOfDecl(ED, Loc);
8178 assert(!Underlying.
isNull());
8184 llvm_unreachable(
"unknown unary transform type");
8191 if (RequireCompleteType(Loc, T, diag::err_atomic_specifier_bad_type, 0))
8194 int DisallowedKind = -1;
8209 if (DisallowedKind != -1) {
8210 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.
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?