clang: include/clang/Parse/Parser.h Source File (original) (raw)
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195public:
200
203
209
212
214 return Actions.incrementMSManglingNumber();
215 }
216
217
218
221
222
223
225
226
227
228
229
230
231
232
233
234
235
236
237
240
241
242
243
244
245
246
247
248
256
257
258
259
260
261
263 assert(!isTokenSpecial() &&
264 "Should consume special tokens with Consume*Token");
265 PrevTokLocation = Tok.getLocation();
266 PP.Lex(Tok);
267 return PrevTokLocation;
268 }
269
272 return false;
273 assert(!isTokenSpecial() &&
274 "Should consume special tokens with Consume*Token");
275 PrevTokLocation = Tok.getLocation();
276 PP.Lex(Tok);
277 return true;
278 }
279
282 return false;
283 Loc = PrevTokLocation;
284 return true;
285 }
286
287
288
289
291 if (isTokenParen())
292 return ConsumeParen();
293 if (isTokenBracket())
294 return ConsumeBracket();
295 if (isTokenBrace())
296 return ConsumeBrace();
297 if (isTokenStringLiteral())
298 return ConsumeStringToken();
299 if (Tok.is(tok::code_completion))
300 return ConsumeCodeCompletionTok ? ConsumeCodeCompletionToken()
301 : handleUnexpectedCodeCompletionToken();
302 if (Tok.isAnnotation())
303 return ConsumeAnnotationToken();
305 }
306
308
309
310
311
312
313
314
315
317 if (N == 0 || Tok.is(tok::eof))
318 return Tok;
319 return PP.LookAhead(N - 1);
320 }
321
322
323
325
326
328 if (!Tok.getAnnotationValue())
331 }
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356 bool
359
360
361
362
366
367
368
369
370
371
372
373
375
378 (Tok.is(tok::identifier) || Tok.is(tok::coloncolon) ||
379 (Tok.is(tok::annot_template_id) &&
381 Tok.is(tok::kw_decltype) || Tok.is(tok::kw___super));
382 }
386
387
388
389
390
391
392
393
394
395
396 class ParseScope {
398 ParseScope(const ParseScope &) = delete;
399 void operator=(const ParseScope &) = delete;
400
401 public:
402
403
404
406 bool BeforeCompoundStmt = false)
407 : Self(Self) {
408 if (EnteredScope && !BeforeCompoundStmt)
409 Self->EnterScope(ScopeFlags);
410 else {
411 if (BeforeCompoundStmt)
412 Self->incrementMSManglingNumber();
413
414 this->Self = nullptr;
415 }
416 }
417
418
419
421 if (Self) {
422 Self->ExitScope();
423 Self = nullptr;
424 }
425 }
426
428 };
429
430
431
432 class MultiParseScope {
434 unsigned NumScopes = 0;
435
436 MultiParseScope(const MultiParseScope &) = delete;
437
438 public:
440 void Enter(unsigned ScopeFlags) {
441 Self.EnterScope(ScopeFlags);
442 ++NumScopes;
443 }
445 while (NumScopes) {
446 Self.ExitScope();
447 --NumScopes;
448 }
449 }
451 };
452
453
454 void EnterScope(unsigned ScopeFlags);
455
456
458
459
460
461
465
471
472
479
482 return static_cast<SkipUntilFlags>(static_cast<unsigned>(L) |
483 static_cast<unsigned>(R));
484 }
485
486
487
488
489
490
491
492
493
494
509
510
511
512
513
514
515
516
517
520
521private:
523
524
525
527
528
529
530
531
533
534
535
537
538 unsigned short ParenCount = 0, BracketCount = 0, BraceCount = 0;
539 unsigned short MisplacedModuleBeginCount = 0;
540
541
542
543 Sema &Actions;
544
546
548
549
550 static constexpr int ScopeCacheSize = 16;
551 unsigned NumCachedScopes;
552 Scope *ScopeCache[ScopeCacheSize];
553
554
555
556
557 IdentifierInfo *Ident__exception_code, *Ident___exception_code,
558 *Ident_GetExceptionCode;
559
560 IdentifierInfo *Ident__exception_info, *Ident___exception_info,
561 *Ident_GetExceptionInfo;
562
563 IdentifierInfo *Ident__abnormal_termination, *Ident___abnormal_termination,
564 *Ident_AbnormalTermination;
565
566
568
569
572
573 std::unique_ptr CommentSemaHandler;
574
575
576
577
578 bool CalledSignatureHelp = false;
579
581
582
583
584
585
586 bool SkipFunctionBodies;
587
588
589
590
591
592
593 bool isTokenParen() const { return Tok.isOneOf(tok::l_paren, tok::r_paren); }
594
595 bool isTokenBracket() const {
596 return Tok.isOneOf(tok::l_square, tok::r_square);
597 }
598
599 bool isTokenBrace() const { return Tok.isOneOf(tok::l_brace, tok::r_brace); }
600
601 bool isTokenStringLiteral() const {
603 }
604
605 bool isTokenSpecial() const {
606 return isTokenStringLiteral() || isTokenParen() || isTokenBracket() ||
607 isTokenBrace() || Tok.is(tok::code_completion) || Tok.isAnnotation();
608 }
609
610
611
612 bool isTokenEqualOrEqualTypo();
613
614
615
616 void UnconsumeToken(Token &Consumed) {
617 Token Next = Tok;
618 PP.EnterToken(Consumed, true);
619 PP.Lex(Tok);
620 PP.EnterToken(Next, true);
621 }
622
623 SourceLocation ConsumeAnnotationToken() {
624 assert(Tok.isAnnotation() && "wrong consume method");
625 SourceLocation Loc = Tok.getLocation();
626 PrevTokLocation = Tok.getAnnotationEndLoc();
627 PP.Lex(Tok);
628 return Loc;
629 }
630
631
632
633 SourceLocation ConsumeParen() {
634 assert(isTokenParen() && "wrong consume method");
635 if (Tok.getKind() == tok::l_paren)
636 ++ParenCount;
637 else if (ParenCount) {
638 AngleBrackets.clear(*this);
639 --ParenCount;
640 }
641 PrevTokLocation = Tok.getLocation();
642 PP.Lex(Tok);
643 return PrevTokLocation;
644 }
645
646
647
648 SourceLocation ConsumeBracket() {
649 assert(isTokenBracket() && "wrong consume method");
650 if (Tok.getKind() == tok::l_square)
651 ++BracketCount;
652 else if (BracketCount) {
653 AngleBrackets.clear(*this);
654 --BracketCount;
655 }
656
657 PrevTokLocation = Tok.getLocation();
658 PP.Lex(Tok);
659 return PrevTokLocation;
660 }
661
662
663
664 SourceLocation ConsumeBrace() {
665 assert(isTokenBrace() && "wrong consume method");
666 if (Tok.getKind() == tok::l_brace)
667 ++BraceCount;
668 else if (BraceCount) {
669 AngleBrackets.clear(*this);
670 --BraceCount;
671 }
672
673 PrevTokLocation = Tok.getLocation();
674 PP.Lex(Tok);
675 return PrevTokLocation;
676 }
677
678
679
680
681
682 SourceLocation ConsumeStringToken() {
683 assert(isTokenStringLiteral() &&
684 "Should only consume string literals with this method");
685 PrevTokLocation = Tok.getLocation();
686 PP.Lex(Tok);
687 return PrevTokLocation;
688 }
689
690
691
692
693
694
695 SourceLocation ConsumeCodeCompletionToken() {
696 assert(Tok.is(tok::code_completion));
697 PrevTokLocation = Tok.getLocation();
698 PP.Lex(Tok);
699 return PrevTokLocation;
700 }
701
702
703
704
705
706
707 SourceLocation handleUnexpectedCodeCompletionToken();
708
709
710
711 void cutOffParsing() {
712 if (PP.isCodeCompletionEnabled())
713 PP.setCodeCompletionReached();
714
715 Tok.setKind(tok::eof);
716 }
717
718
719
720 bool isEofOrEom() {
722 return Kind == tok::eof || Kind == tok::annot_module_begin ||
723 Kind == tok::annot_module_end || Kind == tok::annot_module_include ||
724 Kind == tok::annot_repl_input_end;
725 }
726
727 static void setTypeAnnotation(Token &Tok, TypeResult T) {
728 assert((T.isInvalid() || T.get()) &&
729 "produced a valid-but-null type annotation?");
730 Tok.setAnnotationValue(T.isInvalid() ? nullptr : T.get().getAsOpaquePtr());
731 }
732
733 static NamedDecl *getNonTypeAnnotation(const Token &Tok) {
734 return static_cast<NamedDecl *>(Tok.getAnnotationValue());
735 }
736
737 static void setNonTypeAnnotation(Token &Tok, NamedDecl *ND) {
738 Tok.setAnnotationValue(ND);
739 }
740
741 static IdentifierInfo *getIdentifierAnnotation(const Token &Tok) {
742 return static_cast<IdentifierInfo *>(Tok.getAnnotationValue());
743 }
744
745 static void setIdentifierAnnotation(Token &Tok, IdentifierInfo *ND) {
746 Tok.setAnnotationValue(ND);
747 }
748
749
750
751 static ExprResult getExprAnnotation(const Token &Tok) {
752 return ExprResult::getFromOpaquePointer(Tok.getAnnotationValue());
753 }
754
755
756
757 static void setExprAnnotation(Token &Tok, ExprResult ER) {
758 Tok.setAnnotationValue(ER.getAsOpaquePointer());
759 }
760
761
762
763
764
765
766
767
768
769
770
772 TryAnnotateName(CorrectionCandidateCallback *CCC = nullptr,
775
776
777 void AnnotateScopeToken(CXXScopeSpec &SS, bool IsNewAnnotation);
778
779
780
781
782
783
784 bool TryKeywordIdentFallback(bool DisableKeyword);
785
786
787
788
789 TemplateIdAnnotation *takeTemplateIdAnnotation(const Token &tok);
790
791
792
793
794
795
796
797
798
800 unsigned Diag = diag::err_expected,
801 StringRef DiagMsg = "");
802
803
804
805
806
807
808 bool ExpectAndConsumeSemi(unsigned DiagID, StringRef TokenUsed = "");
809
810
812
813
814
815
816
817
818
819 bool expectIdentifier();
820
821
822 enum class CompoundToken {
823
824 StmtExprBegin,
825
826 StmtExprEnd,
827
828 AttrBegin,
829
830 AttrEnd,
831
832 MemberPtr,
833 };
834
835
836
837 void checkCompoundToken(SourceLocation FirstTokLoc,
839
840 void diagnoseUseOfC11Keyword(const Token &Tok);
841
842
843 class ParseScopeFlags {
844 Scope *CurScope;
845 unsigned OldFlags = 0;
846 ParseScopeFlags(const ParseScopeFlags &) = delete;
847 void operator=(const ParseScopeFlags &) = delete;
848
849 public:
850
851
852 ParseScopeFlags(Parser *Self, unsigned ScopeFlags, bool ManageFlags = true);
853
854
855
856 ~ParseScopeFlags();
857 };
858
859
860
861
862
863
864
865
866 void SuggestParentheses(SourceLocation Loc, unsigned DK,
867 SourceRange ParenRange);
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903 DeclGroupPtrTy ParseExternalDeclaration(ParsedAttributes &DeclAttrs,
904 ParsedAttributes &DeclSpecAttrs,
905 ParsingDeclSpec *DS = nullptr);
906
907
908
909 bool isDeclarationAfterDeclarator();
910
911
912
913 bool isStartOfFunctionDefinition(const ParsingDeclarator &Declarator);
914
916 ParsedAttributes &DeclAttrs, ParsedAttributes &DeclSpecAttrs,
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937 DeclGroupPtrTy ParseDeclOrFunctionDefInternal(ParsedAttributes &Attrs,
938 ParsedAttributes &DeclSpecAttrs,
939 ParsingDeclSpec &DS,
941
942 void SkipFunctionBody();
943
944 struct ParsedTemplateInfo;
945 class LateParsedAttrList;
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963 Decl *ParseFunctionDefinition(
964 ParsingDeclarator &D,
965 const ParsedTemplateInfo &TemplateInfo = ParsedTemplateInfo(),
966 LateParsedAttrList *LateParsedAttrs = nullptr);
967
968
969
970 void ParseKNRParamDeclarations(Declarator &D);
971
972
973
974
975
976
977
978
979
980 ExprResult ParseSimpleAsm(bool ForAsmLabel, SourceLocation *EndLoc);
981
982
983
984
985
986
987
988
989
990
991
992
993 ExprResult ParseAsmStringLiteral(bool ForAsmLabel);
994
995
996
997 struct IfExistsCondition {
998
999 SourceLocation KeywordLoc;
1000
1001
1002 bool IsIfExists;
1003
1004
1005 CXXScopeSpec SS;
1006
1007
1009
1010
1011
1013 };
1014
1015 bool ParseMicrosoftIfExistsCondition(IfExistsCondition &Result);
1016 void ParseMicrosoftIfExistsExternalDeclaration();
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055 Decl *ParseModuleImport(SourceLocation AtLoc,
1057
1058
1059
1060
1061
1062 bool parseMisplacedModuleImport();
1063
1064 bool tryParseMisplacedModuleImport() {
1066 if (Kind == tok::annot_module_begin || Kind == tok::annot_module_end ||
1067 Kind == tok::annot_module_include)
1068 return parseMisplacedModuleImport();
1069 return false;
1070 }
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081 bool ParseModuleName(SourceLocation UseLoc,
1082 SmallVectorImpl &Path, bool IsImport);
1083
1084
1085
1086 void CodeCompleteDirective(bool InConditional) override;
1088 void CodeCompleteMacroName(bool IsDefinition) override;
1090 void CodeCompleteMacroArgument(IdentifierInfo *Macro, MacroInfo *MacroInfo,
1091 unsigned ArgumentIndex) override;
1092 void CodeCompleteIncludedFile(llvm::StringRef Dir, bool IsAngled) override;
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107private:
1108 struct ParsingClass;
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118 class LateParsedDeclaration {
1119 public:
1120 virtual ~LateParsedDeclaration();
1121
1122 virtual void ParseLexedMethodDeclarations();
1123 virtual void ParseLexedMemberInitializers();
1124 virtual void ParseLexedMethodDefs();
1125 virtual void ParseLexedAttributes();
1126 virtual void ParseLexedPragmas();
1127 };
1128
1129
1130
1131 class LateParsedClass : public LateParsedDeclaration {
1132 public:
1133 LateParsedClass(Parser *P, ParsingClass *C);
1134 ~LateParsedClass() override;
1135
1136 void ParseLexedMethodDeclarations() override;
1137 void ParseLexedMemberInitializers() override;
1138 void ParseLexedMethodDefs() override;
1139 void ParseLexedAttributes() override;
1140 void ParseLexedPragmas() override;
1141
1142
1143 LateParsedClass(const LateParsedClass &) = delete;
1144 LateParsedClass &operator=(const LateParsedClass &) = delete;
1145
1146 private:
1148 ParsingClass *Class;
1149 };
1150
1151
1152
1153
1154
1155
1156
1157 struct LateParsedAttribute : public LateParsedDeclaration {
1160 IdentifierInfo &AttrName;
1161 IdentifierInfo *MacroII = nullptr;
1162 SourceLocation AttrNameLoc;
1163 SmallVector<Decl *, 2> Decls;
1164
1165 explicit LateParsedAttribute(Parser *P, IdentifierInfo &Name,
1166 SourceLocation Loc)
1167 : Self(P), AttrName(Name), AttrNameLoc(Loc) {}
1168
1169 void ParseLexedAttributes() override;
1170
1171 void addDecl(Decl *D) { Decls.push_back(D); }
1172 };
1173
1174
1175
1176
1177
1178 class LateParsedPragma : public LateParsedDeclaration {
1179 Parser *Self = nullptr;
1182
1183 public:
1185 : Self(P), AS(AS) {}
1186
1187 void takeToks(CachedTokens &Cached) { Toks.swap(Cached); }
1188 const CachedTokens &toks() const { return Toks; }
1189 AccessSpecifier getAccessSpecifier() const { return AS; }
1190
1191 void ParseLexedPragmas() override;
1192 };
1193
1194
1195 class LateParsedAttrList : public SmallVector<LateParsedAttribute *, 2> {
1196 public:
1197 LateParsedAttrList(bool PSoon = false,
1198 bool LateAttrParseExperimentalExtOnly = false)
1199 : ParseSoon(PSoon),
1200 LateAttrParseExperimentalExtOnly(LateAttrParseExperimentalExtOnly) {}
1201
1202 bool parseSoon() { return ParseSoon; }
1203
1204
1205 bool lateAttrParseExperimentalExtOnly() {
1206 return LateAttrParseExperimentalExtOnly;
1207 }
1208
1209 private:
1210 bool ParseSoon;
1211 bool LateAttrParseExperimentalExtOnly;
1212 };
1213
1214
1215
1216
1217 struct LexedMethod : public LateParsedDeclaration {
1221
1222 explicit LexedMethod(Parser *P, Decl *MD) : Self(P), D(MD) {}
1223
1224 void ParseLexedMethodDefs() override;
1225 };
1226
1227
1228
1229
1230
1231 struct LateParsedDefaultArgument {
1232 explicit LateParsedDefaultArgument(
1233 Decl *P, std::unique_ptr Toks = nullptr)
1234 : Param(P), Toks(std::move(Toks)) {}
1235
1236
1237 Decl *Param;
1238
1239
1240
1241
1242
1243 std::unique_ptr Toks;
1244 };
1245
1246
1247
1248
1249
1250 struct LateParsedMethodDeclaration : public LateParsedDeclaration {
1251 explicit LateParsedMethodDeclaration(Parser *P, Decl *M)
1252 : Self(P), Method(M), ExceptionSpecTokens(nullptr) {}
1253
1254 void ParseLexedMethodDeclarations() override;
1255
1257
1258
1259 Decl *Method;
1260
1261
1262
1263
1264
1265
1266 SmallVector<LateParsedDefaultArgument, 8> DefaultArgs;
1267
1268
1269
1271 };
1272
1273
1274
1275
1276 struct LateParsedMemberInitializer : public LateParsedDeclaration {
1277 LateParsedMemberInitializer(Parser *P, Decl *FD) : Self(P), Field(FD) {}
1278
1279 void ParseLexedMemberInitializers() override;
1280
1282
1283
1284 Decl *Field;
1285
1286
1287
1289 };
1290
1291
1292
1293
1294
1295
1296
1297 typedef SmallVector<LateParsedDeclaration *, 2>
1298 LateParsedDeclarationsContainer;
1299
1300
1301
1303
1304
1305
1307
1308
1309
1310
1312 const ParsedAttributesView &AccessAttrs,
1313 ParsingDeclarator &D,
1314 const ParsedTemplateInfo &TemplateInfo,
1315 const VirtSpecifiers &VS,
1316 SourceLocation PureSpecLoc);
1317
1318
1319 StringLiteral *ParseCXXDeletedFunctionMessage();
1320
1321
1322
1323
1324 void SkipDeletedFunctionBody();
1325
1326
1327
1328
1329
1330 void ParseCXXNonStaticMemberInitializer(Decl *VarD);
1331
1332
1333
1334 void ParseLexedAttributes(ParsingClass &Class);
1335
1336
1337 void ParseLexedAttributeList(LateParsedAttrList &LAs, Decl *D,
1338 bool EnterScope, bool OnDefinition);
1339
1340
1341
1342
1343
1344
1345 void ParseLexedAttribute(LateParsedAttribute &LA, bool EnterScope,
1346 bool OnDefinition);
1347
1348
1349
1350
1351
1352 void ParseLexedMethodDeclarations(ParsingClass &Class);
1353 void ParseLexedMethodDeclaration(LateParsedMethodDeclaration &LM);
1354
1355
1356
1357
1358 void ParseLexedMethodDefs(ParsingClass &Class);
1359 void ParseLexedMethodDef(LexedMethod &LM);
1360
1361
1362
1363
1364
1365 void ParseLexedMemberInitializers(ParsingClass &Class);
1366 void ParseLexedMemberInitializer(LateParsedMemberInitializer &MI);
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380public:
1381
1382
1383
1384
1385
1386
1388
1389
1390
1391
1392
1393
1394
1395
1400 ParsedAttributes *Attrs = nullptr);
1401
1402private:
1403
1404
1405
1406 IdentifierInfo *Ident_vector;
1407 IdentifierInfo *Ident_bool;
1408 IdentifierInfo *Ident_Bool;
1409
1410
1411
1412 IdentifierInfo *Ident_pixel;
1413
1414
1415 IdentifierInfo *Ident_introduced;
1416
1417
1418 IdentifierInfo *Ident_deprecated;
1419
1420
1421 IdentifierInfo *Ident_obsoleted;
1422
1423
1424 IdentifierInfo *Ident_unavailable;
1425
1426
1427 IdentifierInfo *Ident_message;
1428
1429
1430 IdentifierInfo *Ident_strict;
1431
1432
1433 IdentifierInfo *Ident_replacement;
1434
1435
1436 IdentifierInfo *Ident_environment;
1437
1438
1439 IdentifierInfo *Ident_language, *Ident_defined_in,
1440 *Ident_generated_declaration, *Ident_USR;
1441
1442
1443 AttributeFactory AttrFactory;
1444
1445
1446
1447
1448 bool TryAltiVecToken(DeclSpec &DS, SourceLocation Loc, const char *&PrevSpec,
1449 unsigned &DiagID, bool &isInvalid) {
1451 return false;
1452
1453 if (Tok.getIdentifierInfo() != Ident_vector &&
1454 Tok.getIdentifierInfo() != Ident_bool &&
1455 Tok.getIdentifierInfo() != Ident_Bool &&
1456 (().AltiVec || Tok.getIdentifierInfo() != Ident_pixel))
1457 return false;
1458
1459 return TryAltiVecTokenOutOfLine(DS, Loc, PrevSpec, DiagID, isInvalid);
1460 }
1461
1462
1463
1464
1465 bool TryAltiVecVectorToken() {
1467 Tok.getIdentifierInfo() != Ident_vector)
1468 return false;
1469 return TryAltiVecVectorTokenOutOfLine();
1470 }
1471
1472
1473
1474 bool TryAltiVecVectorTokenOutOfLine();
1475 bool TryAltiVecTokenOutOfLine(DeclSpec &DS, SourceLocation Loc,
1476 const char *&PrevSpec, unsigned &DiagID,
1478
1479 void ParseLexedCAttributeList(LateParsedAttrList &LA, bool EnterScope,
1480 ParsedAttributes *OutAttrs = nullptr);
1481
1482
1483
1484
1485
1486
1487 void ParseLexedCAttribute(LateParsedAttribute &LA, bool EnterScope,
1488 ParsedAttributes *OutAttrs = nullptr);
1489
1490 void ParseLexedPragmas(ParsingClass &Class);
1491 void ParseLexedPragma(LateParsedPragma &LP);
1492
1493
1494
1495
1496
1497
1498
1499 bool ConsumeAndStoreFunctionPrologue(CachedTokens &Toks);
1500
1501
1502
1503
1504
1505
1506
1507
1509
1510
1511
1512 bool ConsumeAndStoreConditional(CachedTokens &Toks);
1515 bool ConsumeFinalToken = true) {
1516 return ConsumeAndStoreUntil(T1, T1, Toks, StopAtSemi, ConsumeFinalToken);
1517 }
1518
1519
1520
1521
1522
1523
1524
1527 bool ConsumeFinalToken = true);
1528
1529
1530
1531
1532
1533
1534
1535 enum class DeclSpecContext {
1536 DSC_normal,
1537 DSC_class,
1538 DSC_type_specifier,
1539 DSC_trailing,
1540 DSC_alias_declaration,
1541 DSC_conv_operator,
1542 DSC_top_level,
1543 DSC_template_param,
1544 DSC_template_arg,
1545 DSC_template_type_arg,
1546 DSC_objc_method_result,
1547
1548 DSC_condition,
1549 DSC_association,
1550 DSC_new,
1551 };
1552
1553
1554
1555 static bool isTypeSpecifier(DeclSpecContext DSC) {
1556 switch (DSC) {
1557 case DeclSpecContext::DSC_normal:
1558 case DeclSpecContext::DSC_template_param:
1559 case DeclSpecContext::DSC_template_arg:
1560 case DeclSpecContext::DSC_class:
1561 case DeclSpecContext::DSC_top_level:
1562 case DeclSpecContext::DSC_objc_method_result:
1563 case DeclSpecContext::DSC_condition:
1564 return false;
1565
1566 case DeclSpecContext::DSC_template_type_arg:
1567 case DeclSpecContext::DSC_type_specifier:
1568 case DeclSpecContext::DSC_conv_operator:
1569 case DeclSpecContext::DSC_trailing:
1570 case DeclSpecContext::DSC_alias_declaration:
1571 case DeclSpecContext::DSC_association:
1572 case DeclSpecContext::DSC_new:
1573 return true;
1574 }
1575 llvm_unreachable("Missing DeclSpecContext case");
1576 }
1577
1578
1579 enum class AllowDefiningTypeSpec {
1580
1581
1582 No,
1583
1584
1585 NoButErrorRecovery,
1586
1587
1588 YesButInvalid,
1589
1590 Yes
1591 };
1592
1593
1594
1595
1596 static AllowDefiningTypeSpec
1597 isDefiningTypeSpecifierContext(DeclSpecContext DSC, bool IsCPlusPlus) {
1598 switch (DSC) {
1599 case DeclSpecContext::DSC_normal:
1600 case DeclSpecContext::DSC_class:
1601 case DeclSpecContext::DSC_top_level:
1602 case DeclSpecContext::DSC_alias_declaration:
1603 case DeclSpecContext::DSC_objc_method_result:
1604 return AllowDefiningTypeSpec::Yes;
1605
1606 case DeclSpecContext::DSC_condition:
1607 case DeclSpecContext::DSC_template_param:
1608 return AllowDefiningTypeSpec::YesButInvalid;
1609
1610 case DeclSpecContext::DSC_template_type_arg:
1611 case DeclSpecContext::DSC_type_specifier:
1612 return AllowDefiningTypeSpec::NoButErrorRecovery;
1613
1614 case DeclSpecContext::DSC_association:
1615 return IsCPlusPlus ? AllowDefiningTypeSpec::NoButErrorRecovery
1616 : AllowDefiningTypeSpec::Yes;
1617
1618 case DeclSpecContext::DSC_trailing:
1619 case DeclSpecContext::DSC_conv_operator:
1620 case DeclSpecContext::DSC_template_arg:
1621 case DeclSpecContext::DSC_new:
1622 return AllowDefiningTypeSpec::No;
1623 }
1624 llvm_unreachable("Missing DeclSpecContext case");
1625 }
1626
1627
1628 static bool isOpaqueEnumDeclarationContext(DeclSpecContext DSC) {
1629 switch (DSC) {
1630 case DeclSpecContext::DSC_normal:
1631 case DeclSpecContext::DSC_class:
1632 case DeclSpecContext::DSC_top_level:
1633 return true;
1634
1635 case DeclSpecContext::DSC_alias_declaration:
1636 case DeclSpecContext::DSC_objc_method_result:
1637 case DeclSpecContext::DSC_condition:
1638 case DeclSpecContext::DSC_template_param:
1639 case DeclSpecContext::DSC_template_type_arg:
1640 case DeclSpecContext::DSC_type_specifier:
1641 case DeclSpecContext::DSC_trailing:
1642 case DeclSpecContext::DSC_association:
1643 case DeclSpecContext::DSC_conv_operator:
1644 case DeclSpecContext::DSC_template_arg:
1645 case DeclSpecContext::DSC_new:
1646
1647 return false;
1648 }
1649 llvm_unreachable("Missing DeclSpecContext case");
1650 }
1651
1652
1653
1654 static bool isClassTemplateDeductionContext(DeclSpecContext DSC) {
1655 switch (DSC) {
1656 case DeclSpecContext::DSC_normal:
1657 case DeclSpecContext::DSC_template_param:
1658 case DeclSpecContext::DSC_template_arg:
1659 case DeclSpecContext::DSC_class:
1660 case DeclSpecContext::DSC_top_level:
1661 case DeclSpecContext::DSC_condition:
1662 case DeclSpecContext::DSC_type_specifier:
1663 case DeclSpecContext::DSC_association:
1664 case DeclSpecContext::DSC_conv_operator:
1665 case DeclSpecContext::DSC_new:
1666 return true;
1667
1668 case DeclSpecContext::DSC_objc_method_result:
1669 case DeclSpecContext::DSC_template_type_arg:
1670 case DeclSpecContext::DSC_trailing:
1671 case DeclSpecContext::DSC_alias_declaration:
1672 return false;
1673 }
1674 llvm_unreachable("Missing DeclSpecContext case");
1675 }
1676
1677
1679 getImplicitTypenameContext(DeclSpecContext DSC) {
1680 switch (DSC) {
1681 case DeclSpecContext::DSC_class:
1682 case DeclSpecContext::DSC_top_level:
1683 case DeclSpecContext::DSC_type_specifier:
1684 case DeclSpecContext::DSC_template_type_arg:
1685 case DeclSpecContext::DSC_trailing:
1686 case DeclSpecContext::DSC_alias_declaration:
1687 case DeclSpecContext::DSC_template_param:
1688 case DeclSpecContext::DSC_new:
1690
1691 case DeclSpecContext::DSC_normal:
1692 case DeclSpecContext::DSC_objc_method_result:
1693 case DeclSpecContext::DSC_condition:
1694 case DeclSpecContext::DSC_template_arg:
1695 case DeclSpecContext::DSC_conv_operator:
1696 case DeclSpecContext::DSC_association:
1698 }
1699 llvm_unreachable("Missing DeclSpecContext case");
1700 }
1701
1702
1703
1704 struct ForRangeInit {
1705 SourceLocation ColonLoc;
1707 SmallVector<MaterializeTemporaryExpr *, 8> LifetimeExtendTemps;
1708 bool ParsedForRangeDecl() { return !ColonLoc.isInvalid(); }
1709 };
1710 struct ForRangeInfo : ForRangeInit {
1712 };
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1733 SourceLocation &DeclEnd,
1734 ParsedAttributes &DeclAttrs,
1735 ParsedAttributes &DeclSpecAttrs,
1736 SourceLocation *DeclSpecStart = nullptr);
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1762 ParseSimpleDeclaration(DeclaratorContext Context, SourceLocation &DeclEnd,
1763 ParsedAttributes &DeclAttrs,
1764 ParsedAttributes &DeclSpecAttrs, bool RequireSemi,
1765 ForRangeInit *FRI = nullptr,
1766 SourceLocation *DeclSpecStart = nullptr);
1767
1768
1769
1770
1771
1772
1773
1776 ParsedAttributes &Attrs,
1777 ParsedTemplateInfo &TemplateInfo,
1778 SourceLocation *DeclEnd = nullptr,
1779 ForRangeInit *FRI = nullptr);
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805 Decl *ParseDeclarationAfterDeclarator(
1806 Declarator &D,
1807 const ParsedTemplateInfo &TemplateInfo = ParsedTemplateInfo());
1808
1809
1810
1811 bool ParseAsmAttributesAfterDeclarator(Declarator &D);
1812 Decl *ParseDeclarationAfterDeclaratorAndAttributes(
1813 Declarator &D,
1814 const ParsedTemplateInfo &TemplateInfo = ParsedTemplateInfo(),
1815 ForRangeInit *FRI = nullptr);
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826 bool ParseImplicitInt(DeclSpec &DS, CXXScopeSpec *SS,
1828 DeclSpecContext DSC, ParsedAttributes &Attrs);
1829
1830
1831
1832
1833
1834
1835 DeclSpecContext
1836 getDeclSpecContextFromDeclaratorContext(DeclaratorContext Context);
1837 void
1838 ParseDeclarationSpecifiers(DeclSpec &DS, ParsedTemplateInfo &TemplateInfo,
1840 DeclSpecContext DSC = DeclSpecContext::DSC_normal,
1841 LateParsedAttrList *LateAttrs = nullptr) {
1842 return ParseDeclarationSpecifiers(DS, TemplateInfo, AS, DSC, LateAttrs,
1843 getImplicitTypenameContext(DSC));
1844 }
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875 void
1876 ParseDeclarationSpecifiers(DeclSpec &DS, ParsedTemplateInfo &TemplateInfo,
1878 LateParsedAttrList *LateAttrs,
1880
1881
1882
1883
1884
1885
1886
1887
1888 bool DiagnoseMissingSemiAfterTagDefinition(
1889 DeclSpec &DS, AccessSpecifier AS, DeclSpecContext DSContext,
1890 LateParsedAttrList *LateAttrs = nullptr);
1891
1892 void ParseSpecifierQualifierList(
1894 DeclSpecContext DSC = DeclSpecContext::DSC_normal) {
1895 ParseSpecifierQualifierList(DS, getImplicitTypenameContext(DSC), AS, DSC);
1896 }
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906 void ParseSpecifierQualifierList(
1909 DeclSpecContext DSC = DeclSpecContext::DSC_normal);
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943 void ParseEnumSpecifier(SourceLocation TagLoc, DeclSpec &DS,
1944 const ParsedTemplateInfo &TemplateInfo,
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959 void ParseEnumBody(SourceLocation StartLoc, Decl *TagDecl,
1960 SkipBodyInfo *SkipBody = nullptr);
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974 void ParseStructUnionBody(SourceLocation StartLoc, DeclSpec::TST TagType,
1975 RecordDecl *TagDecl);
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000 void ParseStructDeclaration(
2001 ParsingDeclSpec &DS,
2002 llvm::function_ref<Decl *(ParsingFieldDeclarator &)> FieldsCallback,
2003 LateParsedAttrList *LateFieldAttrs = nullptr);
2004
2006
2007
2008
2009
2010
2011
2012
2013
2015 bool DisambiguatingWithExpression = false);
2016
2017
2018
2019 bool isTypeSpecifierQualifier();
2020
2021
2022
2023
2024 bool isKnownToBeTypeSpecifier(const Token &Tok) const;
2025
2026
2027
2028
2029 bool isConstructorDeclarator(
2030 bool Unqualified, bool DeductionGuide = false,
2032 const ParsedTemplateInfo *TemplateInfo = nullptr);
2033
2034
2035
2036 void DiagnoseBitIntUse(const Token &Tok);
2037
2038
2039
2040 bool CheckProhibitedCXX11Attribute() {
2041 assert(Tok.is(tok::l_square));
2043 return false;
2044 return DiagnoseProhibitedCXX11Attribute();
2045 }
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055 bool DiagnoseProhibitedCXX11Attribute();
2056
2057 void CheckMisplacedCXX11Attribute(ParsedAttributes &Attrs,
2058 SourceLocation CorrectLocation) {
2059 if (!Tok.isRegularKeywordAttribute() &&
2060 (Tok.isNot(tok::l_square) || NextToken().isNot(tok::l_square)) &&
2061 Tok.isNot(tok::kw_alignas))
2062 return;
2063 DiagnoseMisplacedCXX11Attribute(Attrs, CorrectLocation);
2064 }
2065
2066
2067
2068
2069
2070 void DiagnoseMisplacedCXX11Attribute(ParsedAttributes &Attrs,
2071 SourceLocation CorrectLocation);
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081 void stripTypeAttributesOffDeclSpec(ParsedAttributes &Attrs, DeclSpec &DS,
2083
2084
2085 void ProhibitAttributes(ParsedAttributes &Attrs,
2086 SourceLocation FixItLoc = SourceLocation()) {
2087 if (Attrs.Range.isInvalid())
2088 return;
2089 DiagnoseProhibitedAttributes(Attrs, FixItLoc);
2090 Attrs.clear();
2091 }
2092
2093 void ProhibitAttributes(ParsedAttributesView &Attrs,
2094 SourceLocation FixItLoc = SourceLocation()) {
2095 if (Attrs.Range.isInvalid())
2096 return;
2097 DiagnoseProhibitedAttributes(Attrs, FixItLoc);
2098 Attrs.clearListOnly();
2099 }
2100 void DiagnoseProhibitedAttributes(const ParsedAttributesView &Attrs,
2101 SourceLocation FixItLoc);
2102
2103
2104
2105
2106
2107
2108
2109 void ProhibitCXX11Attributes(ParsedAttributes &Attrs, unsigned AttrDiagID,
2110 unsigned KeywordDiagId,
2111 bool DiagnoseEmptyAttrs = false,
2112 bool WarnOnUnknownAttrs = false);
2113
2114
2115
2116 void DiagnoseCXX11AttributeExtension(ParsedAttributes &Attrs);
2117
2118 ExprResult ParseUnevaluatedStringInAttribute(const IdentifierInfo &AttrName);
2119
2120 bool
2121 ParseAttributeArgumentList(const clang::IdentifierInfo &AttrName,
2122 SmallVectorImpl<Expr *> &Exprs,
2123 ParsedAttributeArgumentsProperties ArgsProperties);
2124
2125
2126
2127
2128
2129 unsigned
2130 ParseAttributeArgsCommon(IdentifierInfo *AttrName, SourceLocation AttrNameLoc,
2131 ParsedAttributes &Attrs, SourceLocation *EndLoc,
2132 IdentifierInfo *ScopeName, SourceLocation ScopeLoc,
2133 ParsedAttr::Form Form);
2134
2135 enum ParseAttrKindMask {
2136 PAKM_GNU = 1 << 0,
2137 PAKM_Declspec = 1 << 1,
2138 PAKM_CXX11 = 1 << 2,
2139 };
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157 void ParseAttributes(unsigned WhichAttrKinds, ParsedAttributes &Attrs,
2158 LateParsedAttrList *LateAttrs = nullptr);
2159
2160
2161 bool MaybeParseAttributes(unsigned WhichAttrKinds, ParsedAttributes &Attrs,
2162 LateParsedAttrList *LateAttrs = nullptr) {
2163 if (Tok.isOneOf(tok::kw___attribute, tok::kw___declspec) ||
2164 isAllowedCXX11AttributeSpecifier()) {
2165 ParseAttributes(WhichAttrKinds, Attrs, LateAttrs);
2166 return true;
2167 }
2168 return false;
2169 }
2170
2171 void MaybeParseGNUAttributes(Declarator &D,
2172 LateParsedAttrList *LateAttrs = nullptr) {
2173 if (Tok.is(tok::kw___attribute)) {
2174 ParsedAttributes Attrs(AttrFactory);
2175 ParseGNUAttributes(Attrs, LateAttrs, &D);
2176 D.takeAttributesAppending(Attrs);
2177 }
2178 }
2179
2180 bool MaybeParseGNUAttributes(ParsedAttributes &Attrs,
2181 LateParsedAttrList *LateAttrs = nullptr) {
2182 if (Tok.is(tok::kw___attribute)) {
2183 ParseGNUAttributes(Attrs, LateAttrs);
2184 return true;
2185 }
2186 return false;
2187 }
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205 bool ParseSingleGNUAttribute(ParsedAttributes &Attrs, SourceLocation &EndLoc,
2206 LateParsedAttrList *LateAttrs = nullptr,
2207 Declarator *D = nullptr);
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252 void ParseGNUAttributes(ParsedAttributes &Attrs,
2253 LateParsedAttrList *LateAttrs = nullptr,
2254 Declarator *D = nullptr);
2255
2256
2257
2258 void ParseGNUAttributeArgs(IdentifierInfo *AttrName,
2259 SourceLocation AttrNameLoc,
2260 ParsedAttributes &Attrs, SourceLocation *EndLoc,
2261 IdentifierInfo *ScopeName, SourceLocation ScopeLoc,
2262 ParsedAttr::Form Form, Declarator *D);
2263 IdentifierLoc *ParseIdentifierLoc();
2264
2265 unsigned
2266 ParseClangAttributeArgs(IdentifierInfo *AttrName, SourceLocation AttrNameLoc,
2267 ParsedAttributes &Attrs, SourceLocation *EndLoc,
2268 IdentifierInfo *ScopeName, SourceLocation ScopeLoc,
2269 ParsedAttr::Form Form);
2270
2271 void MaybeParseCXX11Attributes(Declarator &D) {
2272 if (isAllowedCXX11AttributeSpecifier()) {
2273 ParsedAttributes Attrs(AttrFactory);
2274 ParseCXX11Attributes(Attrs);
2275 D.takeAttributesAppending(Attrs);
2276 }
2277 }
2278
2279 bool MaybeParseCXX11Attributes(ParsedAttributes &Attrs,
2280 bool OuterMightBeMessageSend = false) {
2281 if (isAllowedCXX11AttributeSpecifier(false, OuterMightBeMessageSend)) {
2282 ParseCXX11Attributes(Attrs);
2283 return true;
2284 }
2285 return false;
2286 }
2287
2288 bool MaybeParseMicrosoftAttributes(ParsedAttributes &Attrs) {
2289 bool AttrsParsed = false;
2291 Tok.is(tok::l_square)) {
2292 ParsedAttributes AttrsWithRange(AttrFactory);
2293 ParseMicrosoftAttributes(AttrsWithRange);
2294 AttrsParsed = !AttrsWithRange.empty();
2295 Attrs.takeAllAppendingFrom(AttrsWithRange);
2296 }
2297 return AttrsParsed;
2298 }
2299 bool MaybeParseMicrosoftDeclSpecs(ParsedAttributes &Attrs) {
2300 if (getLangOpts().DeclSpecKeyword && Tok.is(tok::kw___declspec)) {
2301 ParseMicrosoftDeclSpecs(Attrs);
2302 return true;
2303 }
2304 return false;
2305 }
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315 void ParseMicrosoftDeclSpecs(ParsedAttributes &Attrs);
2316 bool ParseMicrosoftDeclSpecArgs(IdentifierInfo *AttrName,
2317 SourceLocation AttrNameLoc,
2318 ParsedAttributes &Attrs);
2319 void ParseMicrosoftTypeAttributes(ParsedAttributes &attrs);
2320 void ParseWebAssemblyFuncrefTypeAttribute(ParsedAttributes &Attrs);
2321 void DiagnoseAndSkipExtendedMicrosoftTypeAttributes();
2322 SourceLocation SkipExtendedMicrosoftTypeAttributes();
2323
2324 void ParseBorlandTypeAttributes(ParsedAttributes &attrs);
2325 void ParseOpenCLKernelAttributes(ParsedAttributes &attrs);
2326 void ParseOpenCLQualifiers(ParsedAttributes &Attrs);
2327 void ParseNullabilityTypeSpecifiers(ParsedAttributes &attrs);
2328 void ParseCUDAFunctionAttributes(ParsedAttributes &attrs);
2329 bool isHLSLQualifier(const Token &Tok) const;
2330 void ParseHLSLQualifiers(ParsedAttributes &Attrs);
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342 VersionTuple ParseVersionTuple(SourceRange &Range);
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371 void ParseAvailabilityAttribute(IdentifierInfo &Availability,
2372 SourceLocation AvailabilityLoc,
2373 ParsedAttributes &attrs,
2374 SourceLocation *endLoc,
2375 IdentifierInfo *ScopeName,
2376 SourceLocation ScopeLoc,
2377 ParsedAttr::Form Form);
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395 void ParseExternalSourceSymbolAttribute(IdentifierInfo &ExternalSourceSymbol,
2396 SourceLocation Loc,
2397 ParsedAttributes &Attrs,
2398 SourceLocation *EndLoc,
2399 IdentifierInfo *ScopeName,
2400 SourceLocation ScopeLoc,
2401 ParsedAttr::Form Form);
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416 void ParseObjCBridgeRelatedAttribute(IdentifierInfo &ObjCBridgeRelated,
2417 SourceLocation ObjCBridgeRelatedLoc,
2418 ParsedAttributes &Attrs,
2419 SourceLocation *EndLoc,
2420 IdentifierInfo *ScopeName,
2421 SourceLocation ScopeLoc,
2422 ParsedAttr::Form Form);
2423
2424 void ParseSwiftNewTypeAttribute(IdentifierInfo &AttrName,
2425 SourceLocation AttrNameLoc,
2426 ParsedAttributes &Attrs,
2427 SourceLocation *EndLoc,
2428 IdentifierInfo *ScopeName,
2429 SourceLocation ScopeLoc,
2430 ParsedAttr::Form Form);
2431
2432 void ParseTypeTagForDatatypeAttribute(IdentifierInfo &AttrName,
2433 SourceLocation AttrNameLoc,
2434 ParsedAttributes &Attrs,
2435 SourceLocation *EndLoc,
2436 IdentifierInfo *ScopeName,
2437 SourceLocation ScopeLoc,
2438 ParsedAttr::Form Form);
2439
2440 void ParseAttributeWithTypeArg(IdentifierInfo &AttrName,
2441 SourceLocation AttrNameLoc,
2442 ParsedAttributes &Attrs,
2443 IdentifierInfo *ScopeName,
2444 SourceLocation ScopeLoc,
2445 ParsedAttr::Form Form);
2446
2447 void DistributeCLateParsedAttrs(Decl *Dcl, LateParsedAttrList *LateAttrs);
2448
2449
2450
2451
2452
2453 void ParseBoundsAttribute(IdentifierInfo &AttrName,
2454 SourceLocation AttrNameLoc, ParsedAttributes &Attrs,
2455 IdentifierInfo *ScopeName, SourceLocation ScopeLoc,
2456 ParsedAttr::Form Form);
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472 void ParseTypeofSpecifier(DeclSpec &DS);
2473
2474
2475
2476
2477
2478
2479 void ParseAtomicSpecifier(DeclSpec &DS);
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489 ExprResult ParseAlignArgument(StringRef KWName, SourceLocation Start,
2490 SourceLocation &EllipsisLoc, bool &IsType,
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503 void ParseAlignmentSpecifier(ParsedAttributes &Attrs,
2504 SourceLocation *endLoc = nullptr);
2505 ExprResult ParseExtIntegerArgument();
2506
2507
2508
2509
2510
2511
2512
2513 void ParsePtrauthQualifier(ParsedAttributes &Attrs);
2514
2515
2516
2517
2518 class DeclaratorScopeObj {
2520 CXXScopeSpec &SS;
2521 bool EnteredScope;
2522 bool CreatedScope;
2523
2524 public:
2525 DeclaratorScopeObj(Parser &p, CXXScopeSpec &ss)
2526 : P(p), SS(ss), EnteredScope(false), CreatedScope(false) {}
2527
2528 void EnterDeclaratorScope() {
2529 assert(!EnteredScope && "Already entered the scope!");
2530 assert(SS.isSet() && "C++ scope was not set!");
2531
2532 CreatedScope = true;
2533 P.EnterScope(0);
2534
2535 if (!P.Actions.ActOnCXXEnterDeclaratorScope(P.getCurScope(), SS))
2536 EnteredScope = true;
2537 }
2538
2539 ~DeclaratorScopeObj() {
2540 if (EnteredScope) {
2541 assert(SS.isSet() && "C++ scope was cleared ?");
2542 P.Actions.ActOnCXXExitDeclaratorScope(P.getCurScope(), SS);
2543 }
2544 if (CreatedScope)
2545 P.ExitScope();
2546 }
2547 };
2548
2549
2550 void ParseDeclarator(Declarator &D);
2551
2552 typedef void (Parser::*DirectDeclParseFunction)(Declarator &);
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581 void ParseDeclaratorInternal(Declarator &D,
2582 DirectDeclParseFunction DirectDeclParser);
2583
2584 enum AttrRequirements {
2585 AR_NoAttributesParsed = 0,
2586 AR_GNUAttributesParsedAndRejected = 1 << 0,
2587 AR_GNUAttributesParsed = 1 << 1,
2588 AR_CXX11AttributesParsed = 1 << 2,
2589 AR_DeclspecAttributesParsed = 1 << 3,
2590 AR_AllAttributesParsed = AR_GNUAttributesParsed | AR_CXX11AttributesParsed |
2591 AR_DeclspecAttributesParsed,
2592 AR_VendorAttributesParsed =
2593 AR_GNUAttributesParsed | AR_DeclspecAttributesParsed
2594 };
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610 void ParseTypeQualifierListOpt(
2611 DeclSpec &DS, unsigned AttrReqs = AR_AllAttributesParsed,
2612 bool AtomicOrPtrauthAllowed = true, bool IdentifierRequired = false,
2613 llvm::function_ref<void()> CodeCompletionHandler = {});
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663 void ParseDirectDeclarator(Declarator &D);
2664 void ParseDecompositionDeclarator(Declarator &D);
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682 void ParseParenDeclarator(Declarator &D);
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707 void ParseFunctionDeclarator(Declarator &D, ParsedAttributes &FirstArgAttrs,
2709 bool IsAmbiguous, bool RequiresArg = false);
2710 void InitCXXThisScopeForDeclaratorIfRelevant(
2711 const Declarator &D, const DeclSpec &DS,
2712 std::optionalSema::CXXThisScopeRAII &ThisScope);
2713
2714
2715
2716 bool ParseRefQualifier(bool &RefQualifierIsLValueRef,
2717 SourceLocation &RefQualifierLoc);
2718
2719
2720
2721
2722
2723
2724 bool isFunctionDeclaratorIdentifierList();
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738 void ParseFunctionDeclaratorIdentifierList(
2739 Declarator &D, SmallVectorImplDeclaratorChunk::ParamInfo &ParamInfo);
2740 void ParseParameterDeclarationClause(
2741 Declarator &D, ParsedAttributes &attrs,
2742 SmallVectorImplDeclaratorChunk::ParamInfo &ParamInfo,
2743 SourceLocation &EllipsisLoc) {
2744 return ParseParameterDeclarationClause(
2745 D.getContext(), attrs, ParamInfo, EllipsisLoc,
2746 D.getCXXScopeSpec().isSet() &&
2747 D.isFunctionDeclaratorAFunctionDeclaration());
2748 }
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785 void ParseParameterDeclarationClause(
2787 SmallVectorImplDeclaratorChunk::ParamInfo &ParamInfo,
2788 SourceLocation &EllipsisLoc, bool IsACXXFunctionDeclaration = false);
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799 void ParseBracketDeclarator(Declarator &D);
2800
2801
2802 void ParseMisplacedBracketDeclarator(Declarator &D);
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813 TypeResult ParseTypeFromString(StringRef TypeStr, StringRef Context,
2814 SourceLocation IncludeLoc);
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828private:
2829
2830 mutable IdentifierInfo *Ident_sealed;
2831 mutable IdentifierInfo *Ident_abstract;
2832
2833
2834 mutable IdentifierInfo *Ident_final;
2835 mutable IdentifierInfo *Ident_GNU_final;
2836 mutable IdentifierInfo *Ident_override;
2837 mutable IdentifierInfo *Ident_trivially_relocatable_if_eligible;
2838
2839
2840
2841
2842 struct ParsingClass {
2843 ParsingClass(Decl *TagOrTemplate, bool TopLevelClass, bool IsInterface)
2844 : TopLevelClass(TopLevelClass), IsInterface(IsInterface),
2845 TagOrTemplate(TagOrTemplate) {}
2846
2847
2848
2849 bool TopLevelClass : 1;
2850
2851
2852 bool IsInterface : 1;
2853
2854
2855 Decl *TagOrTemplate;
2856
2857
2858
2859
2860 LateParsedDeclarationsContainer LateParsedDeclarations;
2861 };
2862
2863
2864
2865
2866 std::stack<ParsingClass *> ClassStack;
2867
2868 ParsingClass &getCurrentClass() {
2869 assert(!ClassStack.empty() && "No lexed method stacks!");
2870 return *ClassStack.top();
2871 }
2872
2873
2874 class ParsingClassDefinition {
2876 bool Popped;
2878
2879 public:
2880 ParsingClassDefinition(Parser &P, Decl *TagOrTemplate, bool TopLevelClass,
2881 bool IsInterface)
2882 : P(P), Popped(false),
2883 State(P.PushParsingClass(TagOrTemplate, TopLevelClass, IsInterface)) {
2884 }
2885
2886
2887 void Pop() {
2888 assert(!Popped && "Nested class has already been popped");
2889 Popped = true;
2890 P.PopParsingClass(State);
2891 }
2892
2893 ~ParsingClassDefinition() {
2894 if (!Popped)
2895 P.PopParsingClass(State);
2896 }
2897 };
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2911 bool Delayed, SourceRange &SpecificationRange,
2912 SmallVectorImpl &DynamicExceptions,
2913 SmallVectorImpl &DynamicExceptionRanges,
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2931 ParseDynamicExceptionSpecification(SourceRange &SpecificationRange,
2932 SmallVectorImpl &Exceptions,
2933 SmallVectorImpl &Ranges);
2934
2935
2936
2937
2938
2939
2940 TypeResult ParseTrailingReturnType(SourceRange &Range,
2941 bool MayBeFollowedByDirectInit);
2942
2943
2944 void ParseTrailingRequiresClause(Declarator &D);
2945
2946 void ParseMicrosoftIfExistsClassDeclaration(DeclSpec::TST TagType,
2947 ParsedAttributes &AccessAttrs,
2949
2950 SourceLocation ParsePackIndexingType(DeclSpec &DS);
2951 void AnnotateExistingIndexedTypeNamePack(ParsedType T,
2952 SourceLocation StartLoc,
2953 SourceLocation EndLoc);
2954
2955
2956
2957
2958
2959
2960 bool isAllowedCXX11AttributeSpecifier(bool Disambiguate = false,
2961 bool OuterMightBeMessageSend = false) {
2962 return (Tok.isRegularKeywordAttribute() ||
2963 isCXX11AttributeSpecifier(Disambiguate, OuterMightBeMessageSend) !=
2965 }
2966
2967
2968
2969
2970 SourceLocation SkipCXX11Attributes();
2971
2972
2973
2974 void DiagnoseAndSkipCXX11Attributes();
2975
2976 void ParseOpenMPAttributeArgs(const IdentifierInfo *AttrName,
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005 void ParseCXX11AttributeSpecifierInternal(ParsedAttributes &Attrs,
3007 SourceLocation *EndLoc = nullptr);
3008 void ParseCXX11AttributeSpecifier(ParsedAttributes &Attrs,
3009 SourceLocation *EndLoc = nullptr) {
3011 ParseCXX11AttributeSpecifierInternal(Attrs, OpenMPTokens, EndLoc);
3012 ReplayOpenMPAttributeTokens(OpenMPTokens);
3013 }
3014
3015
3016
3017
3018
3019
3020
3021 void ParseCXX11Attributes(ParsedAttributes &attrs);
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041 bool ParseCXX11AttributeArgs(IdentifierInfo *AttrName,
3042 SourceLocation AttrNameLoc,
3043 ParsedAttributes &Attrs, SourceLocation *EndLoc,
3044 IdentifierInfo *ScopeName,
3045 SourceLocation ScopeLoc,
3047
3048
3049
3050 bool
3051 ParseCXXAssumeAttributeArg(ParsedAttributes &Attrs, IdentifierInfo *AttrName,
3052 SourceLocation AttrNameLoc,
3053 IdentifierInfo *ScopeName, SourceLocation ScopeLoc,
3054 SourceLocation *EndLoc, ParsedAttr::Form Form);
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065 IdentifierInfo *TryParseCXX11AttributeIdentifier(
3066 SourceLocation &Loc,
3069 const IdentifierInfo *EnclosingScope = nullptr);
3070
3071
3072 void ParseMicrosoftUuidAttributeArgs(ParsedAttributes &Attrs);
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084 void ParseMicrosoftAttributes(ParsedAttributes &Attrs);
3085
3086 void ParseMicrosoftInheritanceClassAttributes(ParsedAttributes &attrs);
3087 void ParseNullabilityClassAttributes(ParsedAttributes &attrs);
3088
3089
3090
3091
3092
3093
3094
3095
3096 SourceLocation ParseDecltypeSpecifier(DeclSpec &DS);
3097 void AnnotateExistingDecltypeSpecifier(const DeclSpec &DS,
3098 SourceLocation StartLoc,
3099 SourceLocation EndLoc);
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3112 return isCXX11VirtSpecifier(Tok);
3113 }
3114
3115
3116
3117
3118
3119
3120
3121
3122 void ParseOptionalCXX11VirtSpecifierSeq(VirtSpecifiers &VS, bool IsInterface,
3123 SourceLocation FriendLoc);
3124
3125
3126
3127 bool isCXX11FinalKeyword() const;
3128
3129
3130
3131
3132
3133 bool isClassCompatibleKeyword() const;
3134
3135 bool MaybeParseTypeTransformTypeSpecifier(DeclSpec &DS);
3137
3138 void DiagnoseUnexpectedNamespace(NamedDecl *Context);
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
3160
3161
3162
3163
3164
3165
3166
3167
3168
3170 SourceLocation &DeclEnd,
3171 SourceLocation InlineLoc = SourceLocation());
3172
3173 struct InnerNamespaceInfo {
3174 SourceLocation NamespaceLoc;
3175 SourceLocation InlineLoc;
3176 SourceLocation IdentLoc;
3177 IdentifierInfo *Ident;
3178 };
3179 using InnerNamespaceInfoList = llvm::SmallVector<InnerNamespaceInfo, 4>;
3180
3181
3182 void ParseInnerNamespace(const InnerNamespaceInfoList &InnerNSs,
3183 unsigned int index, SourceLocation &InlineLoc,
3184 ParsedAttributes &attrs,
3186
3187
3188
3189
3190
3191
3192
3193
3194
3195
3197
3198
3199
3200
3201
3202
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214
3215
3216 Decl *ParseExportDeclaration();
3217
3218
3219
3221 DeclaratorContext Context, const ParsedTemplateInfo &TemplateInfo,
3222 SourceLocation &DeclEnd, ParsedAttributes &Attrs);
3223
3224
3225
3226
3227
3228
3229
3230
3231
3232
3233
3234
3235
3237 SourceLocation &DeclEnd, ParsedAttributes &attrs);
3238
3239 struct UsingDeclarator {
3240 SourceLocation TypenameLoc;
3241 CXXScopeSpec SS;
3243 SourceLocation EllipsisLoc;
3244
3245 void clear() {
3246 TypenameLoc = EllipsisLoc = SourceLocation();
3247 SS.clear();
3248 Name.clear();
3249 }
3250 };
3251
3252
3253
3254
3255
3256
3257
3258
3259 bool ParseUsingDeclarator(DeclaratorContext Context, UsingDeclarator &D);
3260
3261
3262
3263
3264
3265
3266
3267
3268
3269
3270
3271
3272
3273
3274
3275
3276
3277
3278
3279
3280
3281
3282
3283
3284
3285
3287 const ParsedTemplateInfo &TemplateInfo,
3288 SourceLocation UsingLoc,
3289 SourceLocation &DeclEnd,
3290 ParsedAttributes &Attrs,
3292 Decl *ParseAliasDeclarationAfterDeclarator(
3293 const ParsedTemplateInfo &TemplateInfo, SourceLocation UsingLoc,
3294 UsingDeclarator &D, SourceLocation &DeclEnd, AccessSpecifier AS,
3295 ParsedAttributes &Attrs, Decl **OwnedType = nullptr);
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308 Decl *ParseStaticAssertDeclaration(SourceLocation &DeclEnd);
3309
3310
3311
3312
3313 Decl *ParseNamespaceAlias(SourceLocation NamespaceLoc,
3314 SourceLocation AliasLoc, IdentifierInfo *Alias,
3315 SourceLocation &DeclEnd);
3316
3317
3318
3319
3320
3321
3322
3323 bool isValidAfterTypeSpecifier(bool CouldBeBitfield);
3324
3325
3326
3327
3328
3329
3330
3331
3332
3333
3334
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
3353
3354
3355
3356
3357
3358
3359
3360
3361
3362
3363
3364
3365
3366
3367 void ParseClassSpecifier(tok::TokenKind TagTokKind, SourceLocation TagLoc,
3368 DeclSpec &DS, ParsedTemplateInfo &TemplateInfo,
3370 DeclSpecContext DSC, ParsedAttributes &Attributes);
3371 void SkipCXXMemberSpecification(SourceLocation StartLoc,
3372 SourceLocation AttrFixitLoc, unsigned TagType,
3373 Decl *TagDecl);
3374
3375
3376
3377
3378
3379
3380
3381
3382
3383 void ParseCXXMemberSpecification(SourceLocation StartLoc,
3384 SourceLocation AttrFixitLoc,
3385 ParsedAttributes &Attrs, unsigned TagType,
3386 Decl *TagDecl);
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
3401
3402
3403
3404
3405
3406
3407
3408
3409
3410 ExprResult ParseCXXMemberInitializer(Decl *D, bool IsFunction,
3411 SourceLocation &EqualLoc);
3412
3413
3414
3415 bool ParseCXXMemberDeclaratorBeforeInitializer(Declarator &DeclaratorInfo,
3416 VirtSpecifiers &VS,
3418 LateParsedAttrList &LateAttrs);
3419
3420
3421
3422 void
3423 MaybeParseAndDiagnoseDeclSpecAfterCXX11VirtSpecifierSeq(Declarator &D,
3424 VirtSpecifiers &VS);
3425
3426
3427
3428
3429
3430
3431
3432
3433
3434
3435
3436
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450
3451
3452
3453
3454
3455
3456
3457
3458
3459
3460
3461
3462
3463
3464
3465
3466
3467
3468
3469
3470
3471
3472
3473
3474
3475
3476
3477
3480 ParsedTemplateInfo &TemplateInfo,
3481 ParsingDeclRAIIObject *DiagsFromTParams = nullptr);
3483 ParseCXXClassMemberDeclarationWithPragmas(AccessSpecifier &AS,
3484 ParsedAttributes &AccessAttrs,
3486
3487
3488
3489
3490
3491
3492
3493
3494
3495
3496
3497
3498
3499
3500
3501
3502
3503
3504
3505
3506
3507
3508
3509
3510 void ParseConstructorInitializer(Decl *ConstructorDecl);
3511
3512
3513
3514
3515
3516
3517
3518
3519
3520
3521
3522
3523
3524
3525
3526 MemInitResult ParseMemInitializer(Decl *ConstructorDecl);
3527
3528
3529
3530
3531
3532 void HandleMemberFunctionDeclDelays(Declarator &DeclaratorInfo,
3533 Decl *ThisDecl);
3534
3535
3536
3537
3538
3539
3540
3541
3542
3543
3544
3545
3546
3547
3548
3549
3550
3551
3552
3553
3554
3555
3556
3557
3558
3559
3560 TypeResult ParseBaseTypeSpecifier(SourceLocation &BaseLoc,
3561 SourceLocation &EndLocation);
3562
3563
3564
3565
3566
3567
3568
3569
3570
3571
3572
3573 void ParseBaseClause(Decl *ClassDecl);
3574
3575
3576
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587
3588 BaseResult ParseBaseSpecifier(Decl *ClassDecl);
3589
3590
3591
3592
3593
3594
3595
3596
3597
3598
3600
3601 bool isCXX2CTriviallyRelocatableKeyword(Token Tok) const;
3602 bool isCXX2CTriviallyRelocatableKeyword() const;
3603 void ParseCXX2CTriviallyRelocatableSpecifier(SourceLocation &TRS);
3604
3605
3606
3607
3608 bool isClassCompatibleKeyword(Token Tok) const;
3609
3610 void ParseHLSLRootSignatureAttributeArgs(ParsedAttributes &Attrs);
3611
3612
3613
3614
3615
3616
3617
3618
3619
3620
3621
3622
3623
3624public:
3626
3628
3629
3630
3631
3632
3633
3634
3635
3636
3637
3638
3639
3640
3641
3642
3643
3644
3645
3646
3647
3648
3649
3650
3651
3652
3653
3654
3655
3656
3657
3658
3659
3660
3661
3662
3663
3664
3665
3666
3667
3668
3669
3670
3671
3672
3673
3674
3675
3676
3677
3678
3679
3680
3681
3682
3683
3684
3685
3686
3687
3688
3689
3690
3691
3692
3693
3694
3695
3696
3697
3698
3699
3700
3701
3702
3703
3704
3705
3706
3707
3708
3709
3710
3711
3712
3713
3714
3715
3716
3717
3718
3719
3720
3723
3730
3731
3732
3733
3734
3735
3736
3738
3739
3740
3741
3742
3743
3744
3745
3746
3747
3749
3750
3751
3752
3753
3754
3755
3756
3757
3758
3759
3761
3762
3766
3768
3769
3770
3771
3772
3773
3774
3775
3776
3779
3780private:
3781
3782
3783
3784
3785 bool GreaterThanIsOperator;
3786
3787
3788
3789 llvm::SmallDenseMap<IdentifierInfo *, tok::TokenKind> RevertibleTypeTraits;
3790
3792
3793
3794
3795
3797
3798
3799 bool isFoldOperator(prec::Level Level) const;
3800
3801
3803
3804
3805
3806
3808 PushParsingClass(Decl *TagOrTemplate, bool TopLevelClass, bool IsInterface);
3809
3810
3811
3812 void DeallocateParsedClasses(ParsingClass *Class);
3813
3814
3815
3816
3817
3818
3819
3821
3824
3825
3826
3827
3828
3829
3831
3832
3833
3834
3836
3837
3838
3840
3841 bool isRevertibleTypeTrait(const IdentifierInfo *Id,
3843
3844
3845
3846
3847
3848
3849
3850
3851
3852
3853
3854
3855
3856
3857
3858
3859
3860
3861
3862
3863
3864
3865
3866
3867
3868
3869
3870
3871
3872
3873
3874
3875
3876
3877
3878
3879
3880
3881
3882
3883
3884
3885
3886
3887
3888
3889
3890
3891
3892
3893
3894
3895
3896
3897
3898
3899
3900
3901
3902
3903
3904
3905
3906
3907
3908
3909
3910
3911
3912
3913
3914
3915
3916
3917
3918
3919
3920
3921
3922
3923
3924
3925
3926
3927
3928
3929
3930
3931
3932
3933
3934
3935
3936
3937
3938
3939
3940
3941
3942
3943
3944
3945
3946
3947
3948
3949
3950
3951
3952
3953
3954
3955
3956
3957
3958
3959
3960
3961
3962
3963
3964
3965
3966
3967
3968
3969
3970
3971
3972
3973
3974
3975
3976
3977
3978
3979
3980
3981
3982
3983
3984
3985
3986
3987
3988
3989
3990
3991
3992
3993
3994
3995
3996
3997
3998
3999
4000
4001
4002
4003
4004
4005
4006
4007
4008
4009
4010
4011
4012
4013
4014
4015
4016
4017
4018
4019
4020
4021
4022
4023
4024
4025
4026
4027
4028
4030 bool isAddressOfOperand, bool &NotCastExpr,
4032 bool isVectorLiteral = false,
4033 bool *NotPrimaryExpression = nullptr);
4035 bool isAddressOfOperand = false,
4038 bool isVectorLiteral = false,
4039 bool *NotPrimaryExpression = nullptr);
4040
4041
4042 bool isNotExpressionStart();
4043
4044
4045
4046 bool isPostfixExpressionSuffixStart() {
4048 return (K == tok::l_square || K == tok::l_paren || K == tok::period ||
4049 K == tok::arrow || K == tok::plusplus || K == tok::minusminus);
4050 }
4051
4052
4053
4054
4055
4056
4057
4058
4059
4060
4061
4062
4063
4064
4065
4066
4067
4068
4069
4070
4071
4072
4074
4075
4076
4077
4078
4079
4080
4081
4082
4083
4084
4085
4086
4087
4088
4089
4090
4091 ExprResult ParseUnaryExprOrTypeTraitExpression();
4092
4093
4094
4095
4096
4097
4098
4099
4100
4101
4102
4103
4104
4105
4106
4107
4108
4109
4110
4111
4112
4113
4114
4115
4116 ExprResult ParseBuiltinPrimaryExpression();
4117
4118
4119
4120 ExprResult ParseSYCLUniqueStableNameExpression();
4121
4122
4123
4124
4125
4126
4127
4128
4129
4130
4131
4132
4133
4134
4135
4136
4137
4138
4139
4140
4141
4142
4143
4144
4145
4146
4147
4148
4149
4150
4151
4152
4153
4154 ExprResult ParseExprAfterUnaryExprOrTypeTrait(const Token &OpTok,
4155 bool &isCastExpr,
4158
4159
4160
4161
4162
4163
4164
4165
4166
4167
4168
4169
4170
4171
4172
4173
4174
4175
4176
4177
4178
4179
4180
4182 llvm::function_ref<void()> ExpressionStarts =
4183 llvm::function_ref<void()>(),
4184 bool FailImmediatelyOnInvalidExpr = false);
4185
4186
4187
4188
4189
4190
4191
4192
4193
4195
4196
4197
4198
4199
4200
4201
4202
4203
4204
4205
4206
4207
4208
4209
4210
4211
4212
4213
4214
4215
4216
4217
4218
4219
4220
4221
4222
4223
4224
4225
4226
4227
4229 bool StopIfCastExpr,
4234
4235
4236
4237
4238
4239
4240
4241
4242
4246
4247
4248
4249
4250
4251
4252
4253
4254
4255
4256
4257
4258
4259
4260
4261
4262
4263
4264
4265
4266 ExprResult ParseGenericSelectionExpression();
4267
4268
4269
4270
4271
4273
4274
4275
4276
4277
4278
4279
4280
4281
4282
4284
4285 void injectEmbedTokens();
4286
4287
4288
4289
4290
4291
4292
4293
4294
4295
4296
4297
4298
4299
4300 ExprResult ParseBlockLiteralExpression();
4301
4302
4303
4304
4305
4306
4307
4308
4309
4310
4311 ExprResult ParseAssignmentExprWithObjCMessageExprStart(
4313 Expr *ReceiverExpr);
4314
4315
4316
4317
4318 bool isKnownToBeDeclarationSpecifier() {
4321 TPResult::True;
4323 }
4324
4325
4326
4327
4328
4329
4330
4331
4332 bool isTypeIdForGenericSelection() {
4334 bool isAmbiguous;
4336 isAmbiguous);
4337 }
4338 return isTypeSpecifierQualifier();
4339 }
4340
4341
4342
4343
4344 bool isTypeIdUnambiguously() {
4346 bool isAmbiguous;
4348 }
4349 return isTypeSpecifierQualifier();
4350 }
4351
4352
4353
4354
4355
4356
4357
4358 void ParseBlockId(SourceLocation CaretLoc);
4359
4360
4361
4362
4363
4364
4365
4366
4367 std::optional ParseAvailabilitySpec();
4368 ExprResult ParseAvailabilityCheckExpr(SourceLocation StartLoc);
4369
4370
4371
4372
4373
4374 bool tryParseOpenMPArrayShapingCastPart();
4375
4376 ExprResult ParseBuiltinPtrauthTypeDiscriminator();
4377
4378
4379
4380
4381
4382
4383
4384
4385
4386
4387
4388
4389
4390public:
4391
4392
4393
4394
4395
4396
4397
4398
4399
4400
4401
4402
4403
4404
4405
4406
4407
4408
4409
4410
4411
4412
4413
4414
4415
4416
4417
4418
4419
4420
4421
4422
4423
4424
4425
4426
4427
4429 bool ObjectHadErrors, bool EnteringContext,
4430 bool AllowDestructorName, bool AllowConstructorName,
4431 bool AllowDeductionGuide,
4432 SourceLocation *TemplateKWLoc, UnqualifiedId &Result);
4433
4434private:
4435
4436
4437
4438
4439 bool ColonIsSacred;
4440
4441
4442
4443
4444 ExprResult ParseCXXAmbiguousParenExpression(
4447
4448
4449
4450 ExprResult tryParseCXXIdExpression(CXXScopeSpec &SS, bool isAddressOfOperand,
4451 Token &Replacement);
4452
4455
4456
4457
4458
4459
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
4481
4482
4483
4484
4485
4486
4487
4488
4489
4490
4491
4492
4493
4494
4495
4496
4497
4498
4499
4500
4501
4502 ExprResult ParseCXXIdExpression(bool isAddressOfOperand = false);
4503
4504
4505 bool areTokensAdjacent(const Token &A, const Token &B);
4506
4507
4508
4509 void CheckForTemplateAndDigraph(Token &Next, ParsedType ObjectTypePtr,
4510 bool EnteringContext, IdentifierInfo &II,
4511 CXXScopeSpec &SS);
4512
4513
4514
4515
4516
4517
4518
4519
4520
4521
4522
4523
4524
4525
4526
4527
4528
4529
4530
4531
4532
4533
4534
4535
4536
4537
4538
4539
4540
4541
4542
4543
4544
4545
4546
4547
4548
4549
4550
4551
4552
4553
4554
4555
4556
4557
4558
4559
4560
4561
4562
4563
4564
4565 bool ParseOptionalCXXScopeSpecifier(
4566 CXXScopeSpec &SS, ParsedType ObjectType, bool ObjectHasErrors,
4567 bool EnteringContext, bool *MayBePseudoDestructor = nullptr,
4568 bool IsTypename = false, const IdentifierInfo **LastII = nullptr,
4569 bool OnlyNamespace = false, bool InUsingDeclaration = false,
4570 bool Disambiguation = false);
4571
4572
4573
4574
4575
4576 enum class LambdaIntroducerTentativeParse {
4577
4578 Success,
4579
4580
4581 Incomplete,
4582
4583
4584 MessageSend,
4585
4586 Invalid,
4587 };
4588
4589
4590
4591
4592
4593
4594
4595
4596
4597
4598
4599
4600
4601
4602
4603
4604
4605
4606
4607
4608
4609
4610
4611
4612
4613
4614
4615
4616
4617
4618
4619
4620
4621
4622
4623
4624
4625
4626
4627
4628
4629
4630
4631
4632
4633
4634
4635
4637
4638
4639
4640
4641
4642 ExprResult TryParseLambdaExpression();
4643
4644
4645
4646
4647
4648
4649
4650
4651
4652
4653 bool
4654 ParseLambdaIntroducer(LambdaIntroducer &Intro,
4655 LambdaIntroducerTentativeParse *Tentative = nullptr);
4656
4657
4658
4659 ExprResult ParseLambdaExpressionAfterIntroducer(LambdaIntroducer &Intro);
4660
4661
4662
4663
4664
4665
4666
4667
4668
4669
4670
4671
4672
4673
4674
4675
4676
4678
4679
4681
4682
4683
4684
4685
4686
4687
4688
4689
4690
4691
4692
4694
4695
4696
4697
4698
4699
4700
4701
4702
4703
4704
4706
4707
4708
4709
4710
4711
4712
4713
4714
4715
4716
4717
4718
4719
4720
4721
4722
4723
4724
4725
4726
4727
4728
4729
4730
4731
4732
4733
4734
4735
4736
4737
4738
4739
4740
4741
4742
4743 ExprResult ParseCXXPseudoDestructor(Expr *Base, SourceLocation OpLoc,
4746
4747
4748
4749
4750
4751
4752
4753
4754
4756
4757
4758
4759
4760
4761
4762
4763
4764
4765
4767
4768
4769
4770
4771
4772
4773
4774
4775
4776
4777
4779
4780
4781
4782
4783
4784
4785
4786
4787
4788
4789
4790
4791
4792
4793
4794
4795
4796
4797
4798 ExprResult ParseCXXTypeConstructExpression(const DeclSpec &DS);
4799
4800
4801
4802
4803
4804
4805
4806
4807
4808
4809
4810
4811
4812
4813
4814
4815
4816
4817
4818
4819
4820
4821
4822
4823
4824
4825
4826
4827
4828 void ParseCXXSimpleTypeSpecifier(DeclSpec &DS);
4829
4830
4831
4832
4833
4834
4835
4836
4837
4838
4839
4840
4841
4842
4843 bool ParseCXXTypeSpecifierSeq(
4845
4846
4847
4848
4849
4850
4851
4852
4853
4854
4855
4856
4857
4858
4859
4860
4861 bool ParseExpressionListOrTypeId(SmallVectorImpl<Expr *> &Exprs,
4862 Declarator &D);
4863
4864
4865
4866
4867
4868
4869
4870
4871
4872
4873 void ParseDirectNewDeclarator(Declarator &D);
4874
4875
4876
4877
4878
4879
4880
4881
4882
4883
4884
4885
4886
4887
4888
4889
4890
4891
4892
4893
4894
4895
4896
4897
4898
4899
4900
4901
4902
4903
4904
4905
4906 ExprResult ParseCXXNewExpression(bool UseGlobal, SourceLocation Start);
4907
4908
4909
4910
4911
4912
4913
4914
4915
4916
4917
4918
4919
4920
4921 ExprResult ParseCXXDeleteExpression(bool UseGlobal, SourceLocation Start);
4922
4923
4924
4925
4926
4927
4928
4929
4930
4931
4932
4933
4934
4935
4936
4937
4938
4939
4940
4941
4942
4943
4944
4945
4946
4947
4948
4949
4950
4951
4952
4953
4954
4955
4956
4957
4958
4959
4960 Sema::ConditionResult ParseCXXCondition(StmtResult *InitStmt,
4961 SourceLocation Loc,
4963 bool MissingOK,
4964 ForRangeInfo *FRI = nullptr,
4965 bool EnterForConditionScope = false);
4967 ParsedAttributes &Attrs);
4968
4969
4970
4971
4972
4973
4974
4975
4976
4977
4978 ExprResult ParseCoyieldExpression();
4979
4980
4981
4982
4983
4984
4985
4986
4987
4988
4989
4990
4991
4992
4993
4994
4995
4996
4997
4998
4999
5000
5001
5002
5003
5004
5005
5006
5007
5008
5009 ExprResult ParseRequiresExpression();
5010
5011
5012
5013
5014 bool isTypeIdInParens(bool &isAmbiguous) {
5017 isAmbiguous = false;
5018 return isTypeSpecifierQualifier();
5019 }
5020 bool isTypeIdInParens() {
5021 bool isAmbiguous;
5022 return isTypeIdInParens(isAmbiguous);
5023 }
5024
5025
5026
5027
5028
5029
5030
5031
5032
5033
5034
5035
5036
5037
5038
5039
5040
5041
5042
5043
5044
5045
5046
5047
5048
5049
5050
5051
5052
5053
5054
5055
5056
5057
5058
5059
5060 bool ParseUnqualifiedIdTemplateId(CXXScopeSpec &SS, ParsedType ObjectType,
5061 bool ObjectHadErrors,
5062 SourceLocation TemplateKWLoc,
5063 IdentifierInfo *Name,
5064 SourceLocation NameLoc,
5065 bool EnteringContext, UnqualifiedId &Id,
5066 bool AssumeTemplateId);
5067
5068
5069
5070
5071
5072
5073
5074
5075
5076
5077
5078
5079
5080
5081
5082
5083
5084
5085
5086
5087
5088
5089
5090
5091
5092
5093
5094
5095
5096
5097
5098
5099
5100
5101
5102
5103
5104
5105
5106
5107
5108 bool ParseUnqualifiedIdOperator(CXXScopeSpec &SS, bool EnteringContext,
5110
5111
5112
5113
5114
5115
5116
5117
5118
5119
5120
5121
5122
5123
5124
5125
5126
5128
5129
5130
5131
5132
5133
5134
5135
5136
5137
5138
5139
5140
5142
5143
5144
5145
5146
5147
5148
5149
5150
5152
5153
5154
5155
5156
5157
5158
5159
5160
5161
5162
5163
5164
5165private:
5166 bool MaybeParseHLSLAnnotations(Declarator &D,
5167 SourceLocation *EndLoc = nullptr,
5168 bool CouldBeBitField = false) {
5169 assert(getLangOpts().HLSL && "MaybeParseHLSLAnnotations is for HLSL only");
5170 if (Tok.is(tok::colon)) {
5171 ParsedAttributes Attrs(AttrFactory);
5172 ParseHLSLAnnotations(Attrs, EndLoc, CouldBeBitField);
5173 D.takeAttributesAppending(Attrs);
5174 return true;
5175 }
5176 return false;
5177 }
5178
5179 void MaybeParseHLSLAnnotations(ParsedAttributes &Attrs,
5180 SourceLocation *EndLoc = nullptr) {
5181 assert(getLangOpts().HLSL && "MaybeParseHLSLAnnotations is for HLSL only");
5182 if (Tok.is(tok::colon))
5183 ParseHLSLAnnotations(Attrs, EndLoc);
5184 }
5185
5186 struct ParsedSemantic {
5187 StringRef Name = "";
5188 unsigned Index = 0;
5189 bool Explicit = false;
5190 };
5191
5192 ParsedSemantic ParseHLSLSemantic();
5193
5194 void ParseHLSLAnnotations(ParsedAttributes &Attrs,
5195 SourceLocation *EndLoc = nullptr,
5196 bool CouldBeBitField = false);
5197 Decl *ParseHLSLBuffer(SourceLocation &DeclEnd, ParsedAttributes &Attrs);
5198
5199
5200
5201
5202
5203
5204
5205
5206
5207
5208
5209
5210
5211private:
5212
5213
5214
5215
5216
5217
5218
5219
5220
5221 ExprResult ParseInitializer(Decl *DeclForInitializer = nullptr);
5222
5223
5224
5225
5226 bool MayBeDesignationStart();
5227
5228
5229
5230
5231
5232
5233
5234
5235
5236
5237
5238
5239
5240
5241
5243
5244 struct DesignatorCompletionInfo {
5245 SmallVectorImpl<Expr *> &InitExprs;
5246 QualType PreferredBaseType;
5247 };
5248
5249
5250
5251
5252
5253
5254
5255
5256
5257
5258
5259
5260
5261
5262
5263
5264
5265
5266
5267
5268
5269
5270
5271
5272
5273
5274
5275
5276
5277
5278
5279
5280
5281
5282
5283
5284
5285
5286
5287
5288
5289
5290
5291
5292
5293
5294
5295 ExprResult ParseInitializerWithPotentialDesignator(DesignatorCompletionInfo);
5296
5298
5299
5300 typedef SmallVector<Expr *, 12> ExprVector;
5301
5302
5303
5304 bool ParseMicrosoftIfExistsBraceInitializer(ExprVector &InitExprs,
5305 bool &InitExprsOk);
5306
5307
5308
5309
5310
5311
5312
5313
5314
5315
5316
5317
5318
5319public:
5321 friend class ObjCDeclContextSwitch;
5322
5324 return Actions.ObjC().getObjCDeclContext();
5325 }
5326
5327
5328
5330 return Actions.getNullabilityKeyword(nullability);
5331 }
5332
5333private:
5334
5336
5337
5338
5340
5341
5342
5343
5344
5345
5346 bool InMessageExpression;
5347
5348
5349
5350
5351
5352
5353 bool ParsingInObjCContainer;
5354
5355
5356
5357
5358 bool isObjCInstancetype() {
5360 if (Tok.isAnnotation())
5361 return false;
5362 if (!Ident_instancetype)
5364 return Tok.getIdentifierInfo() == Ident_instancetype;
5365 }
5366
5367
5368
5369
5372 ObjCContainerDecl *DC;
5373 SaveAndRestore WithinObjCContainer;
5374
5375 public:
5378 WithinObjCContainer(P.ParsingInObjCContainer, DC != nullptr) {
5379 if (DC)
5380 P.Actions.ObjC().ActOnObjCTemporaryExitContainerContext(DC);
5381 }
5382 ~ObjCDeclContextSwitch() {
5383 if (DC)
5384 P.Actions.ObjC().ActOnObjCReenterContainerContext(DC);
5385 }
5386 };
5387
5388 void CheckNestedObjCContexts(SourceLocation AtLoc);
5389
5390 void ParseLexedObjCMethodDefs(LexedMethod &LM, bool parseMethod);
5391
5392
5393
5394
5396
5397
5398
5399
5400
5401
5402
5403
5404
5405
5406
5407
5408 DeclGroupPtrTy ParseObjCAtDirectives(ParsedAttributes &DeclAttrs,
5409 ParsedAttributes &DeclSpecAttrs);
5410
5411
5412
5413
5414
5415
5416
5417
5418
5419
5420 DeclGroupPtrTy ParseObjCAtClassDeclaration(SourceLocation atLoc);
5421
5422
5423
5424
5425
5426
5427
5428
5429
5430
5431
5432
5433
5434
5435
5436
5437
5438
5439
5440
5441
5442
5443
5444
5445
5446
5447
5448
5449
5450
5451
5452
5453 Decl *ParseObjCAtInterfaceDeclaration(SourceLocation AtLoc,
5454 ParsedAttributes &prefixAttrs);
5455
5456
5458
5459
5460 ObjCTypeParamList *parseObjCTypeParamList();
5461
5462
5463
5464
5465
5466
5467
5468
5469
5470
5471
5472
5473
5474
5475
5476
5477
5478
5479
5480
5481
5482
5483
5484
5485
5486
5487
5488 ObjCTypeParamList *parseObjCTypeParamListOrProtocolRefs(
5490 SmallVectorImpl &protocolIdents, SourceLocation &rAngleLoc,
5491 bool mayBeProtocolList = true);
5492
5493 void HelperActionsForIvarDeclarations(ObjCContainerDecl *interfaceDecl,
5494 SourceLocation atLoc,
5496 SmallVectorImpl<Decl *> &AllIvarDecls,
5497 bool RBraceMissing);
5498
5499
5500
5501
5502
5503
5504
5505
5506
5507
5508
5509
5510
5511
5512
5513
5514
5515
5516
5517
5518
5519
5520
5521
5522 void ParseObjCClassInstanceVariables(ObjCContainerDecl *interfaceDecl,
5524 SourceLocation atLoc);
5525
5526
5527
5528
5529
5530
5531 bool ParseObjCProtocolReferences(
5532 SmallVectorImpl<Decl *> &P, SmallVectorImpl &PLocs,
5533 bool WarnOnDeclarations, bool ForObjCContainer, SourceLocation &LAngleLoc,
5534 SourceLocation &EndProtoLoc, bool consumeLastToken);
5535
5536
5537
5538
5539
5540
5541
5542
5543
5544
5545 void parseObjCTypeArgsOrProtocolQualifiers(
5546 ParsedType baseType, SourceLocation &typeArgsLAngleLoc,
5547 SmallVectorImpl &typeArgs, SourceLocation &typeArgsRAngleLoc,
5548 SourceLocation &protocolLAngleLoc, SmallVectorImpl<Decl *> &protocols,
5549 SmallVectorImpl &protocolLocs,
5550 SourceLocation &protocolRAngleLoc, bool consumeLastToken,
5551 bool warnOnIncompleteProtocols);
5552
5553
5554
5555 void parseObjCTypeArgsAndProtocolQualifiers(
5556 ParsedType baseType, SourceLocation &typeArgsLAngleLoc,
5557 SmallVectorImpl &typeArgs, SourceLocation &typeArgsRAngleLoc,
5558 SourceLocation &protocolLAngleLoc, SmallVectorImpl<Decl *> &protocols,
5559 SmallVectorImpl &protocolLocs,
5560 SourceLocation &protocolRAngleLoc, bool consumeLastToken);
5561
5562
5563
5564 TypeResult parseObjCProtocolQualifierType(SourceLocation &rAngleLoc);
5565
5566
5567
5568 TypeResult parseObjCTypeArgsAndProtocolQualifiers(SourceLocation loc,
5570 bool consumeLastToken,
5571 SourceLocation &endLoc);
5572
5573
5574
5575
5576
5577
5578
5579
5580
5581
5582
5583
5584
5585
5586
5587 void ParseObjCInterfaceDeclList(tok::ObjCKeywordKind contextKey, Decl *CDecl);
5588
5589
5590
5591
5592
5593
5594
5595
5596
5597
5598
5599
5600
5601
5602
5603
5604
5605
5606
5607 DeclGroupPtrTy ParseObjCAtProtocolDeclaration(SourceLocation atLoc,
5608 ParsedAttributes &prefixAttrs);
5609
5610 struct ObjCImplParsingDataRAII {
5613 bool HasCFunction;
5614 typedef SmallVector<LexedMethod *, 8> LateParsedObjCMethodContainer;
5615 LateParsedObjCMethodContainer LateParsedObjCMethods;
5616
5617 ObjCImplParsingDataRAII(Parser &parser, Decl *D)
5618 : P(parser), Dcl(D), HasCFunction(false) {
5619 P.CurParsedObjCImpl = this;
5620 Finished = false;
5621 }
5622 ~ObjCImplParsingDataRAII();
5623
5624 void finish(SourceRange AtEnd);
5625 bool isFinished() const { return Finished; }
5626
5627 private:
5628 bool Finished;
5629 };
5630 ObjCImplParsingDataRAII *CurParsedObjCImpl;
5631
5632
5633
5634 void StashAwayMethodOrFunctionBodyTokens(Decl *MDecl);
5635
5636
5637
5638
5639
5640
5641
5642
5643
5644
5645
5646
5647
5648 DeclGroupPtrTy ParseObjCAtImplementationDeclaration(SourceLocation AtLoc,
5649 ParsedAttributes &Attrs);
5650 DeclGroupPtrTy ParseObjCAtEndDeclaration(SourceRange atEnd);
5651
5652
5653
5654
5655
5656
5657 Decl *ParseObjCAtAliasDeclaration(SourceLocation atLoc);
5658
5659
5660
5661
5662
5663
5664
5665
5666
5667
5668
5669
5670
5671
5672 Decl *ParseObjCPropertySynthesize(SourceLocation atLoc);
5673
5674
5675
5676
5677
5678
5679
5680
5681
5682
5683 Decl *ParseObjCPropertyDynamic(SourceLocation atLoc);
5684
5685
5686
5687
5688
5689
5690
5691
5692
5693
5694
5695 IdentifierInfo *ParseObjCSelectorPiece(SourceLocation &MethodLocation);
5696
5698
5699
5700
5701
5702
5703 bool isTokIdentifier_in() const;
5704
5705
5706
5707
5708
5709
5710
5712 ParsedAttributes *ParamAttrs);
5713
5714
5715
5716
5717
5718
5719
5720
5721
5722
5723
5724
5725
5726 Decl *ParseObjCMethodPrototype(
5728 bool MethodDefinition = true);
5729
5730
5731
5732
5733
5734
5735
5736
5737
5738
5739
5740
5741
5742
5743
5744
5745
5746
5747
5748
5749
5750
5751
5752
5753
5754
5755
5756
5757
5758
5759
5760 Decl *ParseObjCMethodDecl(
5763 bool MethodDefinition = true);
5764
5765
5766
5767
5768
5769
5770
5771
5772
5773
5774
5775
5776
5777
5778
5779
5780
5781
5782
5783
5784
5785
5786
5787
5788
5789
5790
5791
5792
5793 void ParseObjCPropertyAttribute(ObjCDeclSpec &DS);
5794
5795
5796
5797
5798
5799 Decl *ParseObjCMethodDefinition();
5800
5801
5802
5803 ExprResult ParseObjCAtExpression(SourceLocation AtLocation);
5804 ExprResult ParseObjCStringLiteral(SourceLocation AtLoc);
5805
5806
5807
5808
5809
5810
5811 ExprResult ParseObjCCharacterLiteral(SourceLocation AtLoc);
5812
5813
5814
5815
5816
5817
5818
5819
5820 ExprResult ParseObjCNumericLiteral(SourceLocation AtLoc);
5821
5822
5823
5824
5825
5826
5827
5828
5829 ExprResult ParseObjCBooleanLiteral(SourceLocation AtLoc, bool ArgValue);
5830
5831 ExprResult ParseObjCArrayLiteral(SourceLocation AtLoc);
5832 ExprResult ParseObjCDictionaryLiteral(SourceLocation AtLoc);
5833
5834
5835
5836
5837
5838
5839 ExprResult ParseObjCBoxedExpr(SourceLocation AtLoc);
5840
5841
5842
5843
5844
5845 ExprResult ParseObjCEncodeExpression(SourceLocation AtLoc);
5846
5847
5848
5849
5850
5851 ExprResult ParseObjCSelectorExpression(SourceLocation AtLoc);
5852
5853
5854
5855
5856
5857 ExprResult ParseObjCProtocolExpression(SourceLocation AtLoc);
5858
5859
5860
5861
5862
5863
5864 bool isSimpleObjCMessageExpression();
5865
5866
5867
5868
5869
5870
5871
5872
5873
5874
5875
5876
5877 ExprResult ParseObjCMessageExpression();
5878
5879
5880
5881
5882
5883
5884
5885
5886
5887
5888
5889
5890
5891
5892
5893
5894
5895
5896
5897
5898
5899
5900
5901
5902
5903
5904
5905
5906
5907
5908
5909
5910
5911
5912
5913
5914
5915
5916
5917
5918
5919 ExprResult ParseObjCMessageExpressionBody(SourceLocation LBracloc,
5920 SourceLocation SuperLoc,
5922 Expr *ReceiverExpr);
5923
5924
5925
5926
5927
5928
5929
5930
5931
5932
5933
5934
5935
5936
5937
5938
5939
5940
5941
5942
5943
5944
5945
5946
5947
5948 bool ParseObjCXXMessageReceiver(bool &IsExpr, void *&TypeOrExpr);
5949
5950
5951
5952
5953 enum class ParsedStmtContext;
5954
5955 StmtResult ParseObjCAtStatement(SourceLocation atLoc,
5956 ParsedStmtContext StmtCtx);
5957
5958
5959
5960
5961
5962
5963
5964
5965
5966
5967
5968
5969
5970
5971 StmtResult ParseObjCTryStmt(SourceLocation atLoc);
5972
5973
5974
5975
5976
5977
5978 StmtResult ParseObjCThrowStmt(SourceLocation atLoc);
5979
5980
5981
5982
5983
5984
5985 StmtResult ParseObjCSynchronizedStmt(SourceLocation atLoc);
5986
5987
5988
5989
5990
5991
5992 StmtResult ParseObjCAutoreleasePoolStmt(SourceLocation atLoc);
5993
5994
5995
5996
5997
5998
5999
6000
6001
6002
6003
6004
6005
6006
6007
6008
6009
6010
6011
6012
6013
6014
6015 void ParseObjCTypeQualifierList(ObjCDeclSpec &DS, DeclaratorContext Context);
6016
6017
6018
6019 bool isStartOfObjCClassMessageMissingOpenBracket();
6020
6021
6022
6023
6024
6025
6026
6027
6028
6029
6030
6031
6032
6033public:
6035
6036
6037
6038
6039
6040
6045
6046
6048
6049private:
6050
6051 bool OpenACCDirectiveParsing = false;
6052
6053
6054
6055 bool AllowOpenACCArraySections = false;
6056
6057
6058
6059 class OpenACCArraySectionRAII {
6061
6062 public:
6063 OpenACCArraySectionRAII(Parser &P) : P(P) {
6064 assert(!P.AllowOpenACCArraySections);
6065 P.AllowOpenACCArraySections = true;
6066 }
6067 ~OpenACCArraySectionRAII() {
6068 assert(P.AllowOpenACCArraySections);
6069 P.AllowOpenACCArraySections = false;
6070 }
6071 };
6072
6073
6074
6075
6076 struct OpenACCDirectiveParseInfo {
6078 SourceLocation StartLoc;
6079 SourceLocation DirLoc;
6080 SourceLocation LParenLoc;
6081 SourceLocation RParenLoc;
6082 SourceLocation EndLoc;
6083 SourceLocation MiscLoc;
6085 SmallVector<Expr *> Exprs;
6086 SmallVector<OpenACCClause *> Clauses;
6087
6088
6089 };
6090
6091 struct OpenACCWaitParseInfo {
6092 bool Failed = false;
6093 Expr *DevNumExpr = nullptr;
6094 SourceLocation QueuesLoc;
6095 SmallVector<Expr *> QueueIdExprs;
6096
6097 SmallVector<Expr *> getAllExprs() {
6098 SmallVector<Expr *> Out;
6099 Out.push_back(DevNumExpr);
6100 llvm::append_range(Out, QueueIdExprs);
6101 return Out;
6102 }
6103 };
6104 struct OpenACCCacheParseInfo {
6105 bool Failed = false;
6106 SourceLocation ReadOnlyLoc;
6107 SmallVector<Expr *> Vars;
6108 };
6109
6110
6111
6112 enum class OpenACCParseCanContinue { Cannot = 0, Can = 1 };
6113
6114
6115
6116
6117
6118 using OpenACCClauseParseResult =
6119 llvm::PointerIntPair<OpenACCClause *, 1, OpenACCParseCanContinue>;
6120
6121 OpenACCClauseParseResult OpenACCCanContinue();
6122 OpenACCClauseParseResult OpenACCCannotContinue();
6123 OpenACCClauseParseResult OpenACCSuccess(OpenACCClause *Clause);
6124
6125
6126
6127 OpenACCDirectiveParseInfo ParseOpenACCDirective();
6128
6129 ExprResult ParseOpenACCIDExpression();
6130
6131
6132
6133
6134
6135
6136
6137 OpenACCCacheParseInfo ParseOpenACCCacheVarList();
6138
6139
6140
6142
6143 using OpenACCVarParseResult = std::pair<ExprResult, OpenACCParseCanContinue>;
6144
6145
6146
6147
6148
6149
6150
6151
6152
6153
6156
6157
6160
6161
6162
6163
6164
6165
6166
6167
6168
6169 OpenACCClauseParseResult
6170 ParseOpenACCClauseParams(ArrayRef<const OpenACCClause *> ExistingClauses,
6172 SourceLocation ClauseLoc);
6173
6174
6175
6176 OpenACCClauseParseResult
6177 ParseOpenACCClause(ArrayRef<const OpenACCClause *> ExistingClauses,
6179
6180
6181
6182
6183
6184
6185
6186
6187 SmallVector<OpenACCClause *>
6189
6190
6191
6192
6193
6194
6195
6196 OpenACCWaitParseInfo ParseOpenACCWaitArgument(SourceLocation Loc,
6197 bool IsDirective);
6198
6199
6200
6201 std::variant<std::monostate, StringLiteral *, IdentifierInfo *>
6202 ParseOpenACCBindClauseArgument();
6203
6204
6205
6206
6207 using OpenACCIntExprParseResult =
6208 std::pair<ExprResult, OpenACCParseCanContinue>;
6209
6210
6213 SourceLocation Loc);
6214
6215
6217 SourceLocation Loc,
6218 llvm::SmallVectorImpl<Expr *> &IntExprs);
6219
6220
6221
6222
6223
6224
6225
6226
6227
6228
6229
6230
6231 bool ParseOpenACCDeviceTypeList(llvm::SmallVector &Archs);
6232
6233
6234
6235
6236
6237
6238
6239
6240
6241
6242
6243 OpenACCIntExprParseResult ParseOpenACCAsyncArgument(OpenACCDirectiveKind DK,
6245 SourceLocation Loc);
6246
6247
6248
6249
6250
6251
6252
6253
6254
6255
6257
6258
6260 llvm::SmallVectorImpl<Expr *> &SizeExprs);
6261
6262
6263
6264
6265
6266
6267
6268
6269
6270
6271
6272 bool ParseOpenACCGangArgList(SourceLocation GangLoc,
6273 llvm::SmallVectorImpl &GKs,
6274 llvm::SmallVectorImpl<Expr *> &IntExprs);
6275
6276 using OpenACCGangArgRes = std::pair<OpenACCGangKind, ExprResult>;
6277
6278
6279
6280 OpenACCGangArgRes ParseOpenACCGangArg(SourceLocation GangLoc);
6281
6282 ExprResult ParseOpenACCConditionExpr();
6284 ParseOpenACCAfterRoutineDecl(AccessSpecifier &AS, ParsedAttributes &Attrs,
6286 OpenACCDirectiveParseInfo &DirInfo);
6287 StmtResult ParseOpenACCAfterRoutineStmt(OpenACCDirectiveParseInfo &DirInfo);
6288
6289
6290
6291
6292
6293
6294
6295
6296
6297
6298
6299
6300
6301private:
6303
6304
6305 bool OpenMPDirectiveParsing = false;
6306
6307
6309
6310 void ReplayOpenMPAttributeTokens(CachedTokens &OpenMPTokens) {
6311
6312
6313 if (!OpenMPTokens.empty()) {
6314 PP.EnterToken(Tok, true);
6315 PP.EnterTokenStream(OpenMPTokens, true,
6316 true);
6318 }
6319 }
6320
6321
6322
6323
6324
6327 SourceLocation Loc);
6328
6329
6330
6331 void parseOMPTraitPropertyKind(OMPTraitProperty &TIProperty,
6332 llvm::omp::TraitSet Set,
6333 llvm::omp::TraitSelector Selector,
6334 llvm::StringMap &Seen);
6335
6336
6337 void parseOMPTraitSelectorKind(OMPTraitSelector &TISelector,
6338 llvm::omp::TraitSet Set,
6339 llvm::StringMap &Seen);
6340
6341
6342 void parseOMPTraitSetKind(OMPTraitSet &TISet,
6343 llvm::StringMap &Seen);
6344
6345
6346 void parseOMPContextProperty(OMPTraitSelector &TISelector,
6347 llvm::omp::TraitSet Set,
6348 llvm::StringMap &Seen);
6349
6350
6351
6352
6353
6354
6355 void parseOMPContextSelector(OMPTraitSelector &TISelector,
6356 llvm::omp::TraitSet Set,
6357 llvm::StringMap &SeenSelectors);
6358
6359
6360
6361
6362
6363
6364 void parseOMPContextSelectorSet(OMPTraitSet &TISet,
6365 llvm::StringMap &SeenSets);
6366
6367
6368
6369
6370
6371
6372 bool parseOMPContextSelectors(SourceLocation Loc, OMPTraitInfo &TI);
6373
6374
6375 bool parseOpenMPAppendArgs(SmallVectorImpl &InteropInfos);
6376
6377
6378
6379 bool parseOMPDeclareVariantMatchClause(SourceLocation Loc, OMPTraitInfo &TI,
6380 OMPTraitInfo *ParentTI);
6381
6382
6383
6385 SourceLocation Loc);
6386
6387
6388
6389
6390
6391
6392
6393
6394
6395
6396
6397
6398
6399
6400
6401
6402
6403
6404 void ParseOpenMPAssumesDirective(OpenMPDirectiveKind DKind,
6405 SourceLocation Loc);
6406
6407
6408 void ParseOpenMPEndAssumesDirective(SourceLocation Loc);
6409
6410
6411
6412
6413
6414
6415
6416
6417
6418
6419
6420
6421
6422
6423
6424
6425 void ParseOpenMPClauses(OpenMPDirectiveKind DKind,
6426 SmallVectorImpl<clang::OMPClause *> &Clauses,
6427 SourceLocation Loc);
6428
6429
6430 void ParseOMPDeclareTargetClauses(SemaOpenMP::DeclareTargetContextInfo &DTCI);
6431
6432
6433 void ParseOMPEndDeclareTargetDirective(OpenMPDirectiveKind BeginDKind,
6434 OpenMPDirectiveKind EndDKind,
6435 SourceLocation Loc);
6436
6437
6438
6439 void skipUntilPragmaOpenMPEnd(OpenMPDirectiveKind DKind);
6440
6441
6442
6443
6444
6445 void parseOMPEndDirective(OpenMPDirectiveKind BeginKind,
6446 OpenMPDirectiveKind ExpectedKind,
6447 OpenMPDirectiveKind FoundKind,
6448 SourceLocation MatchingLoc, SourceLocation FoundLoc,
6449 bool SkipUntilOpenMPEnd);
6450
6451
6452
6453
6454
6455
6456
6457
6458
6459
6460
6461
6462
6463
6464
6465
6466
6467
6468
6469
6470
6471
6472
6473
6474
6475
6476
6477
6478
6479
6480
6481
6482
6483
6484
6485
6486
6487
6488
6489 DeclGroupPtrTy ParseOpenMPDeclarativeDirectiveWithExtDecl(
6490 AccessSpecifier &AS, ParsedAttributes &Attrs, bool Delayed = false,
6492 Decl *TagDecl = nullptr);
6493
6494
6495
6496
6497
6498
6499
6500
6501
6502
6503
6504
6505
6506 DeclGroupPtrTy ParseOpenMPDeclareReductionDirective(AccessSpecifier AS);
6507
6508
6509
6510 void ParseOpenMPReductionInitializerForDecl(VarDecl *OmpPrivParm);
6511
6512
6513
6514
6515
6516
6517
6518
6519
6520
6521
6522 DeclGroupPtrTy ParseOpenMPDeclareMapperDirective(AccessSpecifier AS);
6523
6524
6525 TypeResult parseOpenMPDeclareMapperVarDecl(SourceRange &Range,
6526 DeclarationName &Name,
6527 AccessSpecifier AS = AS_none);
6528
6529
6530
6531
6532
6533
6534
6535
6536
6537
6538
6539
6540
6541 bool ParseOpenMPSimpleVarList(
6542 OpenMPDirectiveKind Kind,
6543 const llvm::function_ref<void(CXXScopeSpec &, DeclarationNameInfo)>
6544 &Callback,
6545 bool AllowScopeSpecifier);
6546
6547
6548
6549
6550
6551
6552
6553
6554
6555
6556
6557
6558
6559
6560
6561
6562
6563
6564
6565
6566
6567
6568
6569
6570
6571
6572
6573
6574
6575
6576
6577
6578
6579
6580
6581
6582
6583
6584
6585
6586
6587
6588
6589
6590
6591
6592
6593
6594 StmtResult ParseOpenMPDeclarativeOrExecutableDirective(
6595 ParsedStmtContext StmtCtx, bool ReadDirectiveWithinMetadirective = false);
6596
6597
6598
6599
6600
6601
6602
6603
6604 StmtResult
6605 ParseOpenMPExecutableDirective(ParsedStmtContext StmtCtx,
6606 OpenMPDirectiveKind DKind, SourceLocation Loc,
6607 bool ReadDirectiveWithinMetadirective);
6608
6609
6610
6611
6612
6613
6614
6615
6616 StmtResult ParseOpenMPInformationalDirective(
6617 ParsedStmtContext StmtCtx, OpenMPDirectiveKind DKind, SourceLocation Loc,
6618 bool ReadDirectiveWithinMetadirective);
6619
6620
6621
6622
6623
6624
6625
6626
6627
6628
6629
6630
6631
6632
6633
6634
6635
6636
6637
6638
6639
6640
6641
6642
6643
6644
6645
6646
6647 OMPClause *ParseOpenMPClause(OpenMPDirectiveKind DKind,
6649
6650
6651
6652
6653
6654
6655
6656
6657
6658
6659
6660
6661
6662
6663
6664
6665
6666
6667
6668
6669
6670
6671
6672
6673
6674
6675
6676
6677
6678
6679
6680
6681
6682
6683
6684
6685
6686
6687
6688
6689
6690
6691
6692
6693
6694
6695
6696
6697
6698
6699
6700
6701
6702 OMPClause *ParseOpenMPSingleExprClause(OpenMPClauseKind Kind, bool ParseOnly);
6703
6704
6705
6706
6707
6708
6709
6710
6711
6712
6713
6714
6715
6716
6717
6718
6719
6720
6721
6722
6723
6724 OMPClause *ParseOpenMPSimpleClause(OpenMPClauseKind Kind, bool ParseOnly);
6725
6726
6727
6728
6729
6730
6731
6732 bool ParseOpenMPIndirectClause(SemaOpenMP::DeclareTargetContextInfo &DTCI,
6733 bool ParseOnly);
6734
6735
6736
6737
6738
6739
6740
6741
6742
6743
6744
6745
6746
6747
6748
6749
6750
6751
6752
6753
6754
6755
6756
6757 OMPClause *ParseOpenMPSingleExprWithArgClause(OpenMPDirectiveKind DKind,
6759 bool ParseOnly);
6760
6761
6762 OMPClause *ParseOpenMPLoopRangeClause();
6763
6764
6765 OMPClause *ParseOpenMPSizesClause();
6766
6767
6768 OMPClause *ParseOpenMPPermutationClause();
6769
6770
6771
6772
6773
6774
6775
6776
6777
6778
6779
6780
6781
6782
6783
6784
6785
6786
6787
6788
6789
6790
6791
6792
6793
6794
6795
6796
6797
6798
6799
6800
6801
6802 OMPClause *ParseOpenMPClause(OpenMPClauseKind Kind, bool ParseOnly = false);
6803
6804
6805
6806
6807
6808
6809
6810
6811
6812
6813
6814
6815
6816
6817
6818
6819
6820
6821
6822
6823
6824
6825
6826
6827
6828
6829
6830
6831
6832
6833
6834
6835
6836
6837
6838
6839
6840
6841
6842
6843
6844
6845
6846
6847
6848
6849
6850
6851
6852
6853
6854
6855
6856
6857
6858
6859
6860
6861
6862
6863
6864
6865
6866
6867
6868
6869
6870
6871
6872 OMPClause *ParseOpenMPVarListClause(OpenMPDirectiveKind DKind,
6874
6875
6876
6877
6878
6879
6880
6881
6882
6883
6884
6886 SourceLocation &ClauseNameLoc,
6887 SourceLocation &OpenLoc,
6888 SourceLocation &CloseLoc,
6889 SmallVectorImpl<Expr *> &Exprs,
6890 bool ReqIntConst = false);
6891
6892
6893
6894
6895
6896
6897
6898 ExprResult ParseOpenMPIteratorsExpr();
6899
6900
6901
6902
6903
6904
6905 OMPClause *ParseOpenMPUsesAllocatorClause(OpenMPDirectiveKind DKind);
6906
6907
6908 bool ParseOMPInteropInfo(OMPInteropInfo &InteropInfo, OpenMPClauseKind Kind);
6909
6910
6911
6912
6913
6914
6915
6916
6917
6918
6919
6920
6921
6922
6923
6924
6925
6926
6927
6928
6929
6930
6931
6932
6933
6934
6935
6936
6937
6938
6939 OMPClause *ParseOpenMPInteropClause(OpenMPClauseKind Kind, bool ParseOnly);
6940
6941
6942
6943
6944
6945
6946 OMPClause *ParseOpenMPOMPXAttributesClause(bool ParseOnly);
6947
6948public:
6949
6950
6951
6953 bool IsAddressOfOperand = false);
6954
6955
6957 SemaOpenMP::OpenMPVarListDataTy &Data,
6958 const LangOptions &LangOpts);
6959
6961 SmallVectorImpl<Expr *> &Vars,
6962 SemaOpenMP::OpenMPVarListDataTy &Data);
6963
6964
6966
6967
6968
6969
6970
6971
6973
6974
6975
6976
6977
6978
6979
6980
6981
6983
6984
6985
6986
6987
6988
6989
6990
6991
6992
6993
6994
6995
6996private:
6997 std::unique_ptr AlignHandler;
6998 std::unique_ptr GCCVisibilityHandler;
6999 std::unique_ptr OptionsHandler;
7000 std::unique_ptr PackHandler;
7001 std::unique_ptr MSStructHandler;
7002 std::unique_ptr UnusedHandler;
7003 std::unique_ptr WeakHandler;
7004 std::unique_ptr RedefineExtnameHandler;
7005 std::unique_ptr FPContractHandler;
7006 std::unique_ptr OpenCLExtensionHandler;
7007 std::unique_ptr OpenMPHandler;
7008 std::unique_ptr OpenACCHandler;
7009 std::unique_ptr PCSectionHandler;
7010 std::unique_ptr MSCommentHandler;
7011 std::unique_ptr MSDetectMismatchHandler;
7012 std::unique_ptr FPEvalMethodHandler;
7013 std::unique_ptr FloatControlHandler;
7014 std::unique_ptr MSPointersToMembers;
7015 std::unique_ptr MSVtorDisp;
7016 std::unique_ptr MSInitSeg;
7017 std::unique_ptr MSDataSeg;
7018 std::unique_ptr MSBSSSeg;
7019 std::unique_ptr MSConstSeg;
7020 std::unique_ptr MSCodeSeg;
7021 std::unique_ptr MSSection;
7022 std::unique_ptr MSStrictGuardStackCheck;
7023 std::unique_ptr MSRuntimeChecks;
7024 std::unique_ptr MSIntrinsic;
7025 std::unique_ptr MSFunction;
7026 std::unique_ptr MSOptimize;
7027 std::unique_ptr MSFenvAccess;
7028 std::unique_ptr MSAllocText;
7029 std::unique_ptr CUDAForceHostDeviceHandler;
7030 std::unique_ptr OptimizeHandler;
7031 std::unique_ptr LoopHintHandler;
7032 std::unique_ptr UnrollHintHandler;
7033 std::unique_ptr NoUnrollHintHandler;
7034 std::unique_ptr UnrollAndJamHintHandler;
7035 std::unique_ptr NoUnrollAndJamHintHandler;
7036 std::unique_ptr FPHandler;
7037 std::unique_ptr STDCFenvAccessHandler;
7038 std::unique_ptr STDCFenvRoundHandler;
7039 std::unique_ptr STDCCXLIMITHandler;
7040 std::unique_ptr STDCUnknownHandler;
7041 std::unique_ptr AttributePragmaHandler;
7042 std::unique_ptr MaxTokensHerePragmaHandler;
7043 std::unique_ptr MaxTokensTotalPragmaHandler;
7044 std::unique_ptr RISCVPragmaHandler;
7045
7046
7047 void initializePragmaHandlers();
7048
7049
7050 void resetPragmaHandlers();
7051
7052
7053
7054
7055
7056
7057 void HandlePragmaUnused();
7058
7059
7060
7061 void HandlePragmaVisibility();
7062
7063
7064
7065 void HandlePragmaPack();
7066
7067
7068
7069 void HandlePragmaMSStruct();
7070
7071 void HandlePragmaMSPointersToMembers();
7072
7073 void HandlePragmaMSVtorDisp();
7074
7075 void HandlePragmaMSPragma();
7076 bool HandlePragmaMSSection(StringRef PragmaName,
7077 SourceLocation PragmaLocation);
7078 bool HandlePragmaMSSegment(StringRef PragmaName,
7079 SourceLocation PragmaLocation);
7080
7081
7082 bool HandlePragmaMSInitSeg(StringRef PragmaName,
7083 SourceLocation PragmaLocation);
7084
7085
7086
7087
7088 bool HandlePragmaMSStrictGuardStackCheck(StringRef PragmaName,
7089 SourceLocation PragmaLocation);
7090 bool HandlePragmaMSFunction(StringRef PragmaName,
7091 SourceLocation PragmaLocation);
7092 bool HandlePragmaMSAllocText(StringRef PragmaName,
7093 SourceLocation PragmaLocation);
7094
7095
7096 bool HandlePragmaMSOptimize(StringRef PragmaName,
7097 SourceLocation PragmaLocation);
7098
7099
7100 bool HandlePragmaMSIntrinsic(StringRef PragmaName,
7101 SourceLocation PragmaLocation);
7102
7103
7104
7105 void HandlePragmaAlign();
7106
7107
7108
7109 void HandlePragmaDump();
7110
7111
7112
7113 void HandlePragmaWeak();
7114
7115
7116
7117 void HandlePragmaWeakAlias();
7118
7119
7120
7121 void HandlePragmaRedefineExtname();
7122
7123
7124
7125 void HandlePragmaFPContract();
7126
7127
7128
7129 void HandlePragmaFEnvAccess();
7130
7131
7132
7133 void HandlePragmaFEnvRound();
7134
7135
7136
7137 void HandlePragmaCXLimitedRange();
7138
7139
7140
7141 void HandlePragmaFloatControl();
7142
7143
7144
7145 void HandlePragmaFP();
7146
7147
7148
7149 void HandlePragmaOpenCLExtension();
7150
7151
7152
7153 StmtResult HandlePragmaCaptured();
7154
7155
7156
7157 bool HandlePragmaLoopHint(LoopHint &Hint);
7158
7159 bool ParsePragmaAttributeSubjectMatchRuleSet(
7161 SourceLocation &AnyLoc, SourceLocation &LastMatchRuleEndLoc);
7162
7163 void HandlePragmaAttribute();
7164
7165
7166
7167
7168
7169
7170
7171
7172
7173
7174
7175
7176
7177public:
7178
7180
7181
7182
7183
7185
7186 private:
7187
7188
7189 enum class ParsedStmtContext {
7190
7191
7192 AllowDeclarationsInC = 0x1,
7193
7194 AllowStandaloneOpenMPDirectives = 0x2,
7195
7196 InStmtExpr = 0x4,
7197
7198
7199 SubStmt = 0,
7200
7201 Compound = AllowDeclarationsInC | AllowStandaloneOpenMPDirectives,
7202
7204 };
7205
7206
7207
7208
7210
7211
7212
7213
7214
7215
7217 ParseStatement(SourceLocation *TrailingElseLoc = nullptr,
7218 ParsedStmtContext StmtCtx = ParsedStmtContext::SubStmt,
7219 LabelDecl *PrecedingLabel = nullptr);
7220
7221
7222
7223
7224
7225
7226
7227
7228
7229
7230
7231
7232
7233
7234
7235
7236
7237
7238
7239
7240
7241
7242
7243
7244
7245
7246
7247
7248
7249
7250
7251
7252
7253
7254
7255
7256
7257
7258
7259
7260
7261
7262
7263
7264
7265
7266
7267
7268
7269
7270
7271
7273 ParseStatementOrDeclaration(StmtVector &Stmts, ParsedStmtContext StmtCtx,
7275 LabelDecl *PrecedingLabel = nullptr);
7276
7277 StmtResult ParseStatementOrDeclarationAfterAttributes(
7278 StmtVector &Stmts, ParsedStmtContext StmtCtx,
7281
7282
7283 StmtResult ParseExprStatement(ParsedStmtContext StmtCtx);
7284
7285
7286
7287
7288
7289
7290
7291
7292
7293
7294
7295
7297 ParsedStmtContext StmtCtx);
7298
7299
7300
7301
7302
7303
7304
7305
7306 StmtResult ParseCaseStatement(ParsedStmtContext StmtCtx,
7307 bool MissingCase = false,
7309
7310
7311
7312
7313
7314
7315
7316
7317 StmtResult ParseDefaultStatement(ParsedStmtContext StmtCtx);
7318
7319 StmtResult ParseCompoundStatement(bool isStmtExpr = false);
7320
7321
7322
7323
7324
7325
7326
7327
7328
7329
7330
7331
7332
7333
7334
7335
7336
7337
7338
7339
7340
7341
7342
7343
7344
7345 StmtResult ParseCompoundStatement(bool isStmtExpr, unsigned ScopeFlags);
7346
7347
7348
7349
7350 void ParseCompoundStatementLeadingPragmas();
7351
7352 void DiagnoseLabelAtEndOfCompoundStatement();
7353
7354
7355
7356 bool ConsumeNullStmt(StmtVector &Stmts);
7357
7358
7359
7360
7361
7362 StmtResult ParseCompoundStatementBody(bool isStmtExpr = false);
7363
7364
7365
7366
7367
7368
7369
7370
7371
7372
7373
7374
7375
7376
7377
7378
7379
7380 bool ParseParenExprOrCondition(StmtResult *InitStmt,
7385
7386
7387
7388
7389
7390
7391
7392
7393
7394
7395
7396
7398
7399
7400
7401
7402
7403
7404
7407
7408
7409
7410
7411
7412
7413
7416
7417
7418
7419
7420
7421
7422
7424
7425
7426
7427
7428
7429
7430
7431
7432
7433
7434
7435
7436
7437
7438
7439
7440
7441
7442
7443
7444
7445
7446
7447
7448
7449
7452
7453
7454
7455
7456
7457
7458
7459
7460
7461
7463
7464
7465
7466
7467
7468
7469
7470
7471
7472
7473 StmtResult ParseContinueStatement();
7474
7475
7476
7477
7478
7479
7480
7481
7482
7483
7485
7486
7487
7488
7489
7490
7491
7492
7493
7495
7496 StmtResult ParseBreakOrContinueStatement(bool IsContinue);
7497
7498
7499
7500
7501
7502
7503
7504
7505
7507
7508 StmtResult ParsePragmaLoopHint(StmtVector &Stmts, ParsedStmtContext StmtCtx,
7512
7513 void ParseMicrosoftIfExistsStatement(StmtVector &Stmts);
7514
7515
7516
7517
7518
7519
7520
7521
7522
7523
7524
7526
7527
7528
7529
7530
7531
7532
7533
7534
7535
7536
7537
7538
7539
7540
7541
7542
7543
7544
7546
7547
7548
7549
7550
7551
7552
7553
7554
7555
7556
7557
7558
7559
7560 StmtResult ParseCXXCatchBlock(bool FnCatch = false);
7561
7562
7563
7564
7565
7566
7567
7568
7569
7570
7571
7572
7573
7574
7575
7577
7578
7579
7580
7581
7582
7583
7584
7586
7587
7588
7589
7590
7591
7592
7593
7595
7596 StmtResult ParseSEHLeaveStatement();
7597
7598 Decl *ParseFunctionStatementBody(Decl *Decl, ParseScope &BodyScope);
7599
7600
7601
7602
7603
7604
7605
7606
7607 Decl *ParseFunctionTryBlock(Decl *Decl, ParseScope &BodyScope);
7608
7609
7610
7611
7612
7613 bool trySkippingFunctionBody();
7614
7615
7616
7617
7618
7619
7620
7621 bool isDeclarationStatement(bool DisambiguatingWithExpression = false) {
7623 return isCXXDeclarationStatement(DisambiguatingWithExpression);
7625 }
7626
7627
7628
7629
7630
7631 bool isForInitDeclaration() {
7635 return Tok.is(tok::kw_using) ||
7636 isCXXSimpleDeclaration(true);
7638 }
7639
7640
7641 bool isForRangeIdentifier();
7642
7643
7644
7645
7646
7647
7648
7649
7650
7651
7652
7653
7654
7655public:
7656
7658 unsigned &NumLineToksConsumed,
7659 bool IsUnevaluated);
7660
7661private:
7662
7663
7664
7665
7666
7667
7668
7669
7670
7671
7672
7673
7674
7675
7676
7677
7678
7679
7680
7681
7682
7683 StmtResult ParseAsmStatement(bool &msAsm);
7684
7685
7686
7687
7688
7689
7690
7691
7692
7693
7694
7695
7696
7697
7698
7699
7700
7701
7702 StmtResult ParseMicrosoftAsmStatement(SourceLocation AsmLoc);
7703
7704
7705
7706
7707
7708
7709
7710
7711
7712
7713
7714
7715
7716
7717
7718 bool ParseAsmOperandsOpt(SmallVectorImpl<IdentifierInfo *> &Names,
7719 SmallVectorImpl<Expr *> &Constraints,
7720 SmallVectorImpl<Expr *> &Exprs);
7721
7722 class GNUAsmQualifiers {
7723 unsigned Qualifiers = AQ_unspecified;
7724
7725 public:
7726 enum AQ {
7727 AQ_unspecified = 0,
7728 AQ_volatile = 1,
7729 AQ_inline = 2,
7730 AQ_goto = 4,
7731 };
7732 static const char *getQualifierName(AQ Qualifier);
7733 bool setAsmQualifier(AQ Qualifier);
7734 inline bool isVolatile() const { return Qualifiers & AQ_volatile; };
7735 inline bool isInline() const { return Qualifiers & AQ_inline; };
7736 inline bool isGoto() const { return Qualifiers & AQ_goto; }
7737 };
7738
7739
7740 bool isGCCAsmStatement(const Token &TokAfterAsm) const;
7741
7742 bool isGNUAsmQualifier(const Token &TokAfterAsm) const;
7743 GNUAsmQualifiers::AQ getGNUAsmQualifier(const Token &Tok) const;
7744
7745
7746
7747
7748
7749
7750
7751
7752
7753
7754
7755
7756 bool parseGNUAsmQualifierListOpt(GNUAsmQualifiers &AQ);
7757
7758
7759
7760
7761
7762
7763
7764
7765
7766
7767
7768
7769
7770public:
7772
7773
7774
7775
7777
7778private:
7779
7780 unsigned TemplateParameterDepth;
7781
7782
7783 class TemplateParameterDepthRAII {
7784 unsigned &Depth;
7785 unsigned AddedLevels;
7786
7787 public:
7788 explicit TemplateParameterDepthRAII(unsigned &Depth)
7789 : Depth(Depth), AddedLevels(0) {}
7790
7791 ~TemplateParameterDepthRAII() { Depth -= AddedLevels; }
7792
7793 void operator++() {
7794 ++Depth;
7795 ++AddedLevels;
7796 }
7797 void addDepth(unsigned D) {
7798 Depth += D;
7799 AddedLevels += D;
7800 }
7801 void setAddedDepth(unsigned D) {
7802 Depth = Depth - AddedLevels + D;
7803 AddedLevels = D;
7804 }
7805
7806 unsigned getDepth() const { return Depth; }
7807 unsigned getOriginalDepth() const { return Depth - AddedLevels; }
7808 };
7809
7810
7811
7812 SmallVector<TemplateIdAnnotation *, 16> TemplateIds;
7813
7814
7815
7816
7817
7818 bool DelayTemplateIdDestruction = false;
7819
7820 void MaybeDestroyTemplateIds() {
7821 if (DelayTemplateIdDestruction)
7822 return;
7823 if (!TemplateIds.empty() &&
7824 (Tok.is(tok::eof) || !PP.mightHavePendingAnnotationTokens()))
7825 DestroyTemplateIds();
7826 }
7827 void DestroyTemplateIds();
7828
7829
7830
7831 struct DestroyTemplateIdAnnotationsRAIIObj {
7833
7834 DestroyTemplateIdAnnotationsRAIIObj(Parser &Self) : Self(Self) {}
7835 ~DestroyTemplateIdAnnotationsRAIIObj() { Self.MaybeDestroyTemplateIds(); }
7836 };
7837
7838 struct DelayTemplateIdDestructionRAII {
7840 bool PrevDelayTemplateIdDestruction;
7841
7842 DelayTemplateIdDestructionRAII(Parser &Self,
7843 bool DelayTemplateIdDestruction) noexcept
7844 : Self(Self),
7845 PrevDelayTemplateIdDestruction(Self.DelayTemplateIdDestruction) {
7846 Self.DelayTemplateIdDestruction = DelayTemplateIdDestruction;
7847 }
7848
7849 ~DelayTemplateIdDestructionRAII() noexcept {
7850 Self.DelayTemplateIdDestruction = PrevDelayTemplateIdDestruction;
7851 }
7852 };
7853
7854
7855 SmallVector<const IdentifierInfo *, 8> TentativelyDeclaredIdentifiers;
7856
7857
7858
7859
7860
7861
7862
7863
7864
7865
7866
7867 struct AngleBracketTracker {
7868
7869
7870 enum Priority : unsigned short {
7871
7872 PotentialTypo = 0x0,
7873
7874 DependentName = 0x2,
7875
7876
7877 SpaceBeforeLess = 0x0,
7878
7879 NoSpaceBeforeLess = 0x1,
7880
7882 };
7883
7900
7902
7903
7904
7905
7906
7907
7909 Priority Prio) {
7910 if (!Locs.empty() && Locs.back().isActive(P)) {
7911 if (Locs.back().Priority <= Prio) {
7913 Locs.back().LessLoc = LessLoc;
7914 Locs.back().Priority = Prio;
7915 }
7916 } else {
7917 Locs.push_back({TemplateName, LessLoc, Prio, P.ParenCount,
7918 P.BracketCount, P.BraceCount});
7919 }
7920 }
7921
7922
7923
7924
7925 void clear(Parser &P) {
7926 while (!Locs.empty() && Locs.back().isActiveOrNested(P))
7927 Locs.pop_back();
7928 }
7929
7930
7931
7933 if (!Locs.empty() && Locs.back().isActive(P))
7934 return &Locs.back();
7935 return nullptr;
7936 }
7937 };
7938
7939 AngleBracketTracker AngleBrackets;
7940
7941
7942
7943
7944 struct ParsedTemplateInfo {
7945 ParsedTemplateInfo()
7947
7949 bool isSpecialization,
7950 bool lastParameterListWasEmpty = false)
7953 TemplateParams(TemplateParams),
7954 LastParameterListWasEmpty(lastParameterListWasEmpty) {}
7955
7956 explicit ParsedTemplateInfo(SourceLocation ExternLoc,
7957 SourceLocation TemplateLoc)
7959 TemplateParams(nullptr), ExternLoc(ExternLoc),
7960 TemplateLoc(TemplateLoc), LastParameterListWasEmpty(false) {}
7961
7963
7964
7965
7967
7968
7969
7970 SourceLocation ExternLoc;
7971
7972
7973
7974 SourceLocation TemplateLoc;
7975
7976
7977 bool LastParameterListWasEmpty;
7978
7979 SourceRange getSourceRange() const LLVM_READONLY;
7980 };
7981
7982
7983 void LexTemplateFunctionForLateParsing(CachedTokens &Toks);
7984
7985
7986 void ParseLateTemplatedFuncDef(LateParsedTemplate &LPT);
7987
7988 static void LateTemplateParserCallback(void *P, LateParsedTemplate &LPT);
7989
7990
7991
7992
7993
7995
7996 void checkPotentialAngleBracket(ExprResult &PotentialTemplateName);
7997 bool checkPotentialAngleBracketDelimiter(const AngleBracketTracker::Loc &,
7998 const Token &OpToken);
7999 bool checkPotentialAngleBracketDelimiter(const Token &OpToken) {
8000 if (auto *Info = AngleBrackets.getCurrent(*this))
8001 return checkPotentialAngleBracketDelimiter(*Info, OpToken);
8002 return false;
8003 }
8004
8005
8006
8007
8008
8009
8012 SourceLocation &DeclEnd,
8013 ParsedAttributes &AccessAttrs);
8014
8015
8016
8017
8018
8019
8020
8021
8022
8023
8024
8025
8026
8027
8028
8029
8030
8031
8032
8033
8034
8035
8036
8037
8038
8039
8040
8041 DeclGroupPtrTy ParseTemplateDeclarationOrSpecialization(
8044
8047
8048
8049
8050
8051
8052
8053
8054
8055
8056
8057
8060 ParsingDeclRAIIObject &DiagsFromParams, SourceLocation &DeclEnd,
8062
8063
8064
8065
8066
8067
8068
8069
8070
8071
8072 bool ParseTemplateParameters(MultiParseScope &TemplateScopes, unsigned Depth,
8073 SmallVectorImpl<NamedDecl *> &TemplateParams,
8074 SourceLocation &LAngleLoc,
8075 SourceLocation &RAngleLoc);
8076
8077
8078
8079
8080
8081
8082
8083
8084
8085
8086
8087 bool ParseTemplateParameterList(unsigned Depth,
8088 SmallVectorImpl<NamedDecl *> &TemplateParams);
8089
8090 enum class TPResult;
8091
8092
8093
8094 TPResult isStartOfTemplateTypeParameter();
8095
8096
8097
8098
8099
8100
8101
8102
8103
8104
8105
8106
8107
8108
8109
8110
8111
8112
8113
8114
8115
8116
8117
8118 NamedDecl *ParseTemplateParameter(unsigned Depth, unsigned Position);
8119
8120
8121
8122
8123
8124
8125
8126
8127
8128
8129
8130
8131 NamedDecl *ParseTypeParameter(unsigned Depth, unsigned Position);
8132
8133
8134
8135
8136
8137
8138
8139
8140
8141
8142
8143
8144
8145
8146
8147 NamedDecl *ParseTemplateTemplateParameter(unsigned Depth, unsigned Position);
8148
8149
8150
8151
8152
8153
8154
8155
8156
8157 NamedDecl *ParseNonTypeTemplateParameter(unsigned Depth, unsigned Position);
8158
8159
8160
8161 bool isTypeConstraintAnnotation();
8162
8163
8164
8165
8166
8167
8168
8169
8170
8171
8172
8173 bool TryAnnotateTypeConstraint();
8174
8175 void DiagnoseMisplacedEllipsis(SourceLocation EllipsisLoc,
8176 SourceLocation CorrectLoc,
8177 bool AlreadyHasEllipsis,
8178 bool IdentifierHasName);
8179 void DiagnoseMisplacedEllipsisInDeclarator(SourceLocation EllipsisLoc,
8180 Declarator &D);
8181
8182 typedef SmallVector<ParsedTemplateArgument, 16> TemplateArgList;
8183
8184
8185
8186
8187
8188
8189
8190
8191
8192
8193
8194
8195
8196
8197
8198
8199 bool ParseGreaterThanInTemplateList(SourceLocation LAngleLoc,
8200 SourceLocation &RAngleLoc,
8201 bool ConsumeLastToken,
8202 bool ObjCGenericList);
8203
8204
8205
8206
8207
8208
8209
8210
8211
8212
8213
8214
8215 bool ParseTemplateIdAfterTemplateName(bool ConsumeLastToken,
8216 SourceLocation &LAngleLoc,
8217 TemplateArgList &TemplateArgs,
8218 SourceLocation &RAngleLoc,
8220
8221
8222
8223
8224
8225
8226
8227
8228
8229
8230
8231
8232
8233
8234
8235
8236
8237
8238
8239
8240
8241
8242
8243
8244
8245
8246
8247
8248
8249
8250
8251
8252
8253
8254
8255
8256
8257
8258
8259
8260
8261
8263 CXXScopeSpec &SS, SourceLocation TemplateKWLoc,
8265 bool AllowTypeAnnotation = true,
8266 bool TypeConstraint = false);
8267
8268
8269
8270
8271
8272
8273
8274
8275
8276
8277
8278
8279
8280
8281
8282
8283 void
8284 AnnotateTemplateIdTokenAsType(CXXScopeSpec &SS,
8286 bool IsClassName = false);
8287
8288
8289
8290
8291
8292
8293
8294
8295
8296
8297
8298 bool ParseTemplateArgumentList(TemplateArgList &TemplateArgs,
8300
8301
8302 ParsedTemplateArgument ParseTemplateTemplateArgument();
8303
8304
8305
8306
8307
8308
8309
8310
8311
8312
8313
8314 ParsedTemplateArgument ParseTemplateArgument();
8315
8316
8317
8318
8319
8320
8321
8322
8323
8324
8326 SourceLocation ExternLoc,
8327 SourceLocation TemplateLoc,
8328 SourceLocation &DeclEnd,
8329 ParsedAttributes &AccessAttrs,
8331
8332
8333
8334
8335
8336
8337
8338 Decl *ParseConceptDefinition(const ParsedTemplateInfo &TemplateInfo,
8339 SourceLocation &DeclEnd);
8340
8341
8342
8343
8344
8345
8346
8347
8348
8349
8350
8351
8352
8353private:
8354
8355
8356
8357
8358
8359
8360
8361
8362
8363
8364
8365
8366
8367 class TentativeParsingAction {
8368 Parser &P;
8369 PreferredTypeBuilder PrevPreferredType;
8370 Token PrevTok;
8371 size_t PrevTentativelyDeclaredIdentifierCount;
8372 unsigned short PrevParenCount, PrevBracketCount, PrevBraceCount;
8373 bool isActive;
8374
8375 public:
8376 explicit TentativeParsingAction(Parser &p, bool Unannotated = false)
8377 : P(p), PrevPreferredType(P.PreferredType) {
8378 PrevTok = P.Tok;
8379 PrevTentativelyDeclaredIdentifierCount =
8380 P.TentativelyDeclaredIdentifiers.size();
8381 PrevParenCount = P.ParenCount;
8382 PrevBracketCount = P.BracketCount;
8383 PrevBraceCount = P.BraceCount;
8384 P.PP.EnableBacktrackAtThisPos(Unannotated);
8385 isActive = true;
8386 }
8387 void Commit() {
8388 assert(isActive && "Parsing action was finished!");
8389 P.TentativelyDeclaredIdentifiers.resize(
8390 PrevTentativelyDeclaredIdentifierCount);
8391 P.PP.CommitBacktrackedTokens();
8392 isActive = false;
8393 }
8394 void Revert() {
8395 assert(isActive && "Parsing action was finished!");
8396 P.PP.Backtrack();
8397 P.PreferredType = PrevPreferredType;
8398 P.Tok = PrevTok;
8399 P.TentativelyDeclaredIdentifiers.resize(
8400 PrevTentativelyDeclaredIdentifierCount);
8401 P.ParenCount = PrevParenCount;
8402 P.BracketCount = PrevBracketCount;
8403 P.BraceCount = PrevBraceCount;
8404 isActive = false;
8405 }
8406 ~TentativeParsingAction() {
8407 assert(!isActive && "Forgot to call Commit or Revert!");
8408 }
8409 };
8410
8411
8412
8413 class RevertingTentativeParsingAction
8414 : private Parser::TentativeParsingAction {
8415 public:
8416 using TentativeParsingAction::TentativeParsingAction;
8417
8418 ~RevertingTentativeParsingAction() { Revert(); }
8419 };
8420
8421
8422
8423
8424
8425
8426
8427
8428
8429
8430
8431
8432
8433
8434
8435
8436
8437
8438
8439
8440
8441
8442
8443
8444
8445
8446
8447
8448
8449
8450
8451
8452
8453 bool isCXXDeclarationStatement(bool DisambiguatingWithExpression = false);
8454
8455
8456
8457
8458
8459
8460
8461
8462
8463
8464
8465
8466
8467
8468
8469
8470
8471
8472
8473
8474
8475
8476
8477
8478
8479 bool isCXXSimpleDeclaration(bool AllowForRangeDecl);
8480
8481
8482
8483
8484
8485
8486
8487
8488
8489
8490
8491
8492 bool isCXXFunctionDeclarator(bool *IsAmbiguous = nullptr,
8495
8496 struct ConditionDeclarationOrInitStatementState;
8497 enum class ConditionOrInitStatement {
8498 Expression,
8499 ConditionDecl,
8500 InitStmtDecl,
8501 ForRangeDecl,
8502 Error
8503 };
8504
8505
8506
8507
8508
8509
8510
8511
8512
8513
8514
8515
8516
8517
8518
8519
8520
8521
8522
8523
8524 ConditionOrInitStatement
8525 isCXXConditionDeclarationOrInitStatement(bool CanBeInitStmt,
8526 bool CanBeForRangeDecl);
8527
8528
8529
8530
8531
8532
8533
8534
8535
8536
8537
8538
8539
8540
8541
8542
8543
8544
8545
8546
8547
8549
8551 bool isAmbiguous;
8552 return isCXXTypeId(Context, isAmbiguous);
8553 }
8554
8555
8556
8558
8559
8560
8561
8562
8563
8564
8565
8566 bool isEnumBase(bool AllowSemi);
8567
8568
8569
8570
8571
8572
8573
8574
8575
8576
8577
8578
8579
8580
8581
8582
8583
8584
8585
8586
8587
8588
8589
8590
8591
8592
8593
8594
8595
8596
8597
8598
8599
8600
8601
8602
8603
8604
8605
8606
8607
8608
8609
8610
8611
8612
8613
8614
8615
8616
8617
8618
8619
8620
8621
8622
8623
8624
8625
8626
8627
8628
8629
8630
8631
8632
8633
8634
8635
8636
8637
8638
8639
8640
8641
8642
8643
8644
8645
8646
8647
8648
8649
8650
8651
8652
8653
8654
8655
8656
8657
8658
8659
8660
8661
8662
8663
8664
8665
8666
8667
8668
8669
8670
8671
8672
8673
8674
8675
8676
8677
8678
8679
8680
8681
8682
8683
8684 TPResult
8686 TPResult BracedCastResult = TPResult::False,
8687 bool *InvalidAsDeclSpec = nullptr);
8688
8689
8690
8691
8692 bool isCXXDeclarationSpecifierAType();
8693
8694
8695
8696
8697
8698 TPResult isTemplateArgumentList(unsigned TokensToSkip);
8699
8700
8701
8702
8703 TPResult isExplicitBool();
8704
8705
8706
8707
8708 bool isTentativelyDeclared(IdentifierInfo *II);
8709
8710
8711
8712
8713
8714
8715
8716
8717
8718
8719
8720
8721
8722
8723
8724
8725
8726
8727 TPResult TryParseSimpleDeclaration(bool AllowForRangeDecl);
8728
8729
8730
8731
8732
8733
8734
8735 TPResult TryParseTypeofSpecifier();
8736
8737
8738
8739 TPResult TryParseProtocolQualifiers();
8740
8741 TPResult TryParsePtrOperatorSeq();
8742
8743
8744
8745
8746
8747
8748
8749
8750
8751
8752
8753
8754
8755
8756
8757
8758
8759
8760
8761
8762
8763 TPResult TryParseOperatorId();
8764
8765
8766
8767
8768
8769
8770
8771
8772
8773
8774
8775
8776
8777
8778
8779
8780
8781
8782
8783
8784
8785
8786
8787
8788
8789
8790
8791
8792
8793
8794 TPResult TryParseInitDeclaratorList(bool MayHaveTrailingReturnType = false);
8795
8796
8797
8798
8799
8800
8801
8802
8803
8804
8805
8806
8807
8808
8809
8810
8811
8812
8813
8814
8815
8816
8817
8818
8819
8820
8821
8822
8823
8824
8825
8826
8827
8828
8829
8830
8831
8832
8833
8834
8835
8836
8837
8838
8839
8840
8841
8842
8843
8844
8845
8846
8847
8848
8849
8850
8851 TPResult TryParseDeclarator(bool mayBeAbstract, bool mayHaveIdentifier = true,
8852 bool mayHaveDirectInit = false,
8853 bool mayHaveTrailingReturnType = false);
8854
8855
8856
8857
8858
8859
8860
8861
8862
8863
8864
8865
8866
8867
8868
8869
8870
8871
8872
8873
8874 TPResult TryParseParameterDeclarationClause(
8875 bool *InvalidAsDeclaration = nullptr, bool VersusTemplateArg = false,
8878
8879
8880
8881
8882
8883
8884
8885
8886
8887
8888
8889
8890
8891
8892 TPResult TryParseFunctionDeclarator(bool MayHaveTrailingReturnType = false);
8893
8894
8895
8896
8897
8898 bool NameAfterArrowIsNonType();
8899
8900
8901
8902
8903
8904 TPResult TryParseBracketDeclarator();
8905
8906
8907
8908 TPResult TryConsumeDeclarationSpecifier();
8909
8910
8911
8912 bool TrySkipAttributes();
8913
8914
8915
8916
8917
8918
8919
8920
8921
8922
8923
8924
8925
8926
8927
8928
8929
8930
8931
8932
8933
8934
8935
8936
8937
8938
8939
8940
8941
8942
8943
8944
8945
8946
8947
8948
8949
8950
8951
8952
8954 isCXX11AttributeSpecifier(bool Disambiguate = false,
8955 bool OuterMightBeMessageSend = false);
8956
8957
8958};