1	//===- CXCursor.cpp - Routines for manipulating CXCursors -----------------===//
2	//
3	// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4	// See https://llvm.org/LICENSE.txt for license information.
5	// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6	//
7	//===----------------------------------------------------------------------===//
8	//
9	// This file defines routines for manipulating CXCursors. It should be the
10	// only file that has internal knowledge of the encoding of the data in
11	// CXCursor.
12	//
13	//===----------------------------------------------------------------------===//
14
15	#include "CXCursor.h"
16	#include "CXString.h"
17	#include "CXTranslationUnit.h"
18	#include "CXType.h"
19	#include "clang-c/Index.h"
20	#include "clang/AST/Attr.h"
21	#include "clang/AST/Decl.h"
22	#include "clang/AST/DeclCXX.h"
23	#include "clang/AST/DeclObjC.h"
24	#include "clang/AST/DeclTemplate.h"
25	#include "clang/AST/Expr.h"
26	#include "clang/AST/ExprCXX.h"
27	#include "clang/AST/ExprObjC.h"
28	#include "clang/Frontend/ASTUnit.h"
29	#include "llvm/Support/ErrorHandling.h"
30
31	using namespace clang;
32	using namespace cxcursor;
33
34	CXCursor cxcursor::MakeCXCursorInvalid(CXCursorKind K, CXTranslationUnit TU) {
35	assert(K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid);
36	CXCursor C = {.kind: K, .xdata: 0, .data: {nullptr, nullptr, TU}};
37	return C;
38	}
39
40	static CXCursorKind GetCursorKind(const Attr *A) {
41	assert(A && "Invalid arguments!");
42	switch (A->getKind()) {
43	default:
44	break;
45	case attr::IBAction:
46	return CXCursor_IBActionAttr;
47	case attr::IBOutlet:
48	return CXCursor_IBOutletAttr;
49	case attr::IBOutletCollection:
50	return CXCursor_IBOutletCollectionAttr;
51	case attr::Final:
52	return CXCursor_CXXFinalAttr;
53	case attr::Override:
54	return CXCursor_CXXOverrideAttr;
55	case attr::Annotate:
56	return CXCursor_AnnotateAttr;
57	case attr::AsmLabel:
58	return CXCursor_AsmLabelAttr;
59	case attr::Packed:
60	return CXCursor_PackedAttr;
61	case attr::Pure:
62	return CXCursor_PureAttr;
63	case attr::Const:
64	return CXCursor_ConstAttr;
65	case attr::NoDuplicate:
66	return CXCursor_NoDuplicateAttr;
67	case attr::CUDAConstant:
68	return CXCursor_CUDAConstantAttr;
69	case attr::CUDADevice:
70	return CXCursor_CUDADeviceAttr;
71	case attr::CUDAGlobal:
72	return CXCursor_CUDAGlobalAttr;
73	case attr::CUDAHost:
74	return CXCursor_CUDAHostAttr;
75	case attr::CUDAShared:
76	return CXCursor_CUDASharedAttr;
77	case attr::Visibility:
78	return CXCursor_VisibilityAttr;
79	case attr::DLLExport:
80	return CXCursor_DLLExport;
81	case attr::DLLImport:
82	return CXCursor_DLLImport;
83	case attr::NSReturnsRetained:
84	return CXCursor_NSReturnsRetained;
85	case attr::NSReturnsNotRetained:
86	return CXCursor_NSReturnsNotRetained;
87	case attr::NSReturnsAutoreleased:
88	return CXCursor_NSReturnsAutoreleased;
89	case attr::NSConsumesSelf:
90	return CXCursor_NSConsumesSelf;
91	case attr::NSConsumed:
92	return CXCursor_NSConsumed;
93	case attr::ObjCException:
94	return CXCursor_ObjCException;
95	case attr::ObjCNSObject:
96	return CXCursor_ObjCNSObject;
97	case attr::ObjCIndependentClass:
98	return CXCursor_ObjCIndependentClass;
99	case attr::ObjCPreciseLifetime:
100	return CXCursor_ObjCPreciseLifetime;
101	case attr::ObjCReturnsInnerPointer:
102	return CXCursor_ObjCReturnsInnerPointer;
103	case attr::ObjCRequiresSuper:
104	return CXCursor_ObjCRequiresSuper;
105	case attr::ObjCRootClass:
106	return CXCursor_ObjCRootClass;
107	case attr::ObjCSubclassingRestricted:
108	return CXCursor_ObjCSubclassingRestricted;
109	case attr::ObjCExplicitProtocolImpl:
110	return CXCursor_ObjCExplicitProtocolImpl;
111	case attr::ObjCDesignatedInitializer:
112	return CXCursor_ObjCDesignatedInitializer;
113	case attr::ObjCRuntimeVisible:
114	return CXCursor_ObjCRuntimeVisible;
115	case attr::ObjCBoxable:
116	return CXCursor_ObjCBoxable;
117	case attr::FlagEnum:
118	return CXCursor_FlagEnum;
119	case attr::Convergent:
120	return CXCursor_ConvergentAttr;
121	case attr::WarnUnused:
122	return CXCursor_WarnUnusedAttr;
123	case attr::WarnUnusedResult:
124	return CXCursor_WarnUnusedResultAttr;
125	case attr::Aligned:
126	return CXCursor_AlignedAttr;
127	}
128
129	return CXCursor_UnexposedAttr;
130	}
131
132	CXCursor cxcursor::MakeCXCursor(const Attr *A, const Decl *Parent,
133	CXTranslationUnit TU) {
134	assert(A && Parent && TU && "Invalid arguments!");
135	CXCursor C = {.kind: GetCursorKind(A), .xdata: 0, .data: {Parent, A, TU}};
136	return C;
137	}
138
139	CXCursor cxcursor::MakeCXCursor(const Decl *D, CXTranslationUnit TU,
140	SourceRange RegionOfInterest,
141	bool FirstInDeclGroup) {
142	assert(D && TU && "Invalid arguments!");
143
144	CXCursorKind K = getCursorKindForDecl(D);
145
146	if (K == CXCursor_ObjCClassMethodDecl ||
147	K == CXCursor_ObjCInstanceMethodDecl) {
148	int SelectorIdIndex = -1;
149	// Check if cursor points to a selector id.
150	if (RegionOfInterest.isValid() &&
151	RegionOfInterest.getBegin() == RegionOfInterest.getEnd()) {
152	SmallVector<SourceLocation, 16> SelLocs;
153	cast<ObjCMethodDecl>(Val: D)->getSelectorLocs(SelLocs);
154	SmallVectorImpl<SourceLocation>::iterator I =
155	llvm::find(Range&: SelLocs, Val: RegionOfInterest.getBegin());
156	if (I != SelLocs.end())
157	SelectorIdIndex = I - SelLocs.begin();
158	}
159	CXCursor C = {.kind: K,
160	.xdata: SelectorIdIndex,
161	.data: {D, (void *)(intptr_t)(FirstInDeclGroup ? 1 : 0), TU}};
162	return C;
163	}
164
165	CXCursor C = {.kind: K, .xdata: 0, .data: {D, (void *)(intptr_t)(FirstInDeclGroup ? 1 : 0), TU}};
166	return C;
167	}
168
169	CXCursor cxcursor::MakeCXCursor(const Stmt *S, const Decl *Parent,
170	CXTranslationUnit TU,
171	SourceRange RegionOfInterest) {
172	assert(S && TU && "Invalid arguments!");
173	CXCursorKind K = CXCursor_NotImplemented;
174
175	switch (S->getStmtClass()) {
176	case Stmt::NoStmtClass:
177	break;
178
179	case Stmt::CaseStmtClass:
180	K = CXCursor_CaseStmt;
181	break;
182
183	case Stmt::DefaultStmtClass:
184	K = CXCursor_DefaultStmt;
185	break;
186
187	case Stmt::IfStmtClass:
188	K = CXCursor_IfStmt;
189	break;
190
191	case Stmt::SwitchStmtClass:
192	K = CXCursor_SwitchStmt;
193	break;
194
195	case Stmt::WhileStmtClass:
196	K = CXCursor_WhileStmt;
197	break;
198
199	case Stmt::DoStmtClass:
200	K = CXCursor_DoStmt;
201	break;
202
203	case Stmt::ForStmtClass:
204	K = CXCursor_ForStmt;
205	break;
206
207	case Stmt::GotoStmtClass:
208	K = CXCursor_GotoStmt;
209	break;
210
211	case Stmt::IndirectGotoStmtClass:
212	K = CXCursor_IndirectGotoStmt;
213	break;
214
215	case Stmt::ContinueStmtClass:
216	K = CXCursor_ContinueStmt;
217	break;
218
219	case Stmt::BreakStmtClass:
220	K = CXCursor_BreakStmt;
221	break;
222
223	case Stmt::ReturnStmtClass:
224	K = CXCursor_ReturnStmt;
225	break;
226
227	case Stmt::GCCAsmStmtClass:
228	K = CXCursor_GCCAsmStmt;
229	break;
230
231	case Stmt::MSAsmStmtClass:
232	K = CXCursor_MSAsmStmt;
233	break;
234
235	case Stmt::ObjCAtTryStmtClass:
236	K = CXCursor_ObjCAtTryStmt;
237	break;
238
239	case Stmt::ObjCAtCatchStmtClass:
240	K = CXCursor_ObjCAtCatchStmt;
241	break;
242
243	case Stmt::ObjCAtFinallyStmtClass:
244	K = CXCursor_ObjCAtFinallyStmt;
245	break;
246
247	case Stmt::ObjCAtThrowStmtClass:
248	K = CXCursor_ObjCAtThrowStmt;
249	break;
250
251	case Stmt::ObjCAtSynchronizedStmtClass:
252	K = CXCursor_ObjCAtSynchronizedStmt;
253	break;
254
255	case Stmt::ObjCAutoreleasePoolStmtClass:
256	K = CXCursor_ObjCAutoreleasePoolStmt;
257	break;
258
259	case Stmt::ObjCForCollectionStmtClass:
260	K = CXCursor_ObjCForCollectionStmt;
261	break;
262
263	case Stmt::CXXCatchStmtClass:
264	K = CXCursor_CXXCatchStmt;
265	break;
266
267	case Stmt::CXXTryStmtClass:
268	K = CXCursor_CXXTryStmt;
269	break;
270
271	case Stmt::CXXForRangeStmtClass:
272	K = CXCursor_CXXForRangeStmt;
273	break;
274
275	case Stmt::SEHTryStmtClass:
276	K = CXCursor_SEHTryStmt;
277	break;
278
279	case Stmt::SEHExceptStmtClass:
280	K = CXCursor_SEHExceptStmt;
281	break;
282
283	case Stmt::SEHFinallyStmtClass:
284	K = CXCursor_SEHFinallyStmt;
285	break;
286
287	case Stmt::SEHLeaveStmtClass:
288	K = CXCursor_SEHLeaveStmt;
289	break;
290
291	case Stmt::CoroutineBodyStmtClass:
292	case Stmt::CoreturnStmtClass:
293	K = CXCursor_UnexposedStmt;
294	break;
295
296	case Stmt::ArrayTypeTraitExprClass:
297	case Stmt::AsTypeExprClass:
298	case Stmt::AtomicExprClass:
299	case Stmt::BinaryConditionalOperatorClass:
300	case Stmt::TypeTraitExprClass:
301	case Stmt::CoawaitExprClass:
302	case Stmt::DependentCoawaitExprClass:
303	case Stmt::CoyieldExprClass:
304	case Stmt::CXXBindTemporaryExprClass:
305	case Stmt::CXXDefaultArgExprClass:
306	case Stmt::CXXDefaultInitExprClass:
307	case Stmt::CXXFoldExprClass:
308	case Stmt::CXXRewrittenBinaryOperatorClass:
309	case Stmt::CXXStdInitializerListExprClass:
310	case Stmt::CXXScalarValueInitExprClass:
311	case Stmt::CXXUuidofExprClass:
312	case Stmt::ChooseExprClass:
313	case Stmt::DesignatedInitExprClass:
314	case Stmt::DesignatedInitUpdateExprClass:
315	case Stmt::ArrayInitLoopExprClass:
316	case Stmt::ArrayInitIndexExprClass:
317	case Stmt::ExprWithCleanupsClass:
318	case Stmt::ExpressionTraitExprClass:
319	case Stmt::ExtVectorElementExprClass:
320	case Stmt::ImplicitCastExprClass:
321	case Stmt::ImplicitValueInitExprClass:
322	case Stmt::NoInitExprClass:
323	case Stmt::MaterializeTemporaryExprClass:
324	case Stmt::ObjCIndirectCopyRestoreExprClass:
325	case Stmt::OffsetOfExprClass:
326	case Stmt::ParenListExprClass:
327	case Stmt::PredefinedExprClass:
328	case Stmt::ShuffleVectorExprClass:
329	case Stmt::SourceLocExprClass:
330	case Stmt::ConvertVectorExprClass:
331	case Stmt::VAArgExprClass:
332	case Stmt::ObjCArrayLiteralClass:
333	case Stmt::ObjCDictionaryLiteralClass:
334	case Stmt::ObjCBoxedExprClass:
335	case Stmt::ObjCSubscriptRefExprClass:
336	case Stmt::RecoveryExprClass:
337	case Stmt::SYCLUniqueStableNameExprClass:
338	case Stmt::EmbedExprClass:
339	case Stmt::HLSLOutArgExprClass:
340	case Stmt::OpenACCAsteriskSizeExprClass:
341	K = CXCursor_UnexposedExpr;
342	break;
343
344	case Stmt::OpaqueValueExprClass:
345	if (Expr *Src = cast<OpaqueValueExpr>(Val: S)->getSourceExpr())
346	return MakeCXCursor(Src, Parent, TU, RegionOfInterest);
347	K = CXCursor_UnexposedExpr;
348	break;
349
350	case Stmt::PseudoObjectExprClass:
351	return MakeCXCursor(cast<PseudoObjectExpr>(Val: S)->getSyntacticForm(), Parent,
352	TU, RegionOfInterest);
353
354	case Stmt::CompoundStmtClass:
355	K = CXCursor_CompoundStmt;
356	break;
357
358	case Stmt::NullStmtClass:
359	K = CXCursor_NullStmt;
360	break;
361
362	case Stmt::LabelStmtClass:
363	K = CXCursor_LabelStmt;
364	break;
365
366	case Stmt::AttributedStmtClass:
367	K = CXCursor_UnexposedStmt;
368	break;
369
370	case Stmt::DeclStmtClass:
371	K = CXCursor_DeclStmt;
372	break;
373
374	case Stmt::CapturedStmtClass:
375	K = CXCursor_UnexposedStmt;
376	break;
377
378	case Stmt::SYCLKernelCallStmtClass:
379	K = CXCursor_UnexposedStmt;
380	break;
381
382	case Stmt::IntegerLiteralClass:
383	K = CXCursor_IntegerLiteral;
384	break;
385
386	case Stmt::FixedPointLiteralClass:
387	K = CXCursor_FixedPointLiteral;
388	break;
389
390	case Stmt::FloatingLiteralClass:
391	K = CXCursor_FloatingLiteral;
392	break;
393
394	case Stmt::ImaginaryLiteralClass:
395	K = CXCursor_ImaginaryLiteral;
396	break;
397
398	case Stmt::StringLiteralClass:
399	K = CXCursor_StringLiteral;
400	break;
401
402	case Stmt::CharacterLiteralClass:
403	K = CXCursor_CharacterLiteral;
404	break;
405
406	case Stmt::ConstantExprClass:
407	return MakeCXCursor(cast<ConstantExpr>(Val: S)->getSubExpr(), Parent, TU,
408	RegionOfInterest);
409
410	case Stmt::ParenExprClass:
411	K = CXCursor_ParenExpr;
412	break;
413
414	case Stmt::UnaryOperatorClass:
415	K = CXCursor_UnaryOperator;
416	break;
417
418	case Stmt::UnaryExprOrTypeTraitExprClass:
419	case Stmt::CXXNoexceptExprClass:
420	K = CXCursor_UnaryExpr;
421	break;
422
423	case Stmt::MSPropertySubscriptExprClass:
424	case Stmt::ArraySubscriptExprClass:
425	K = CXCursor_ArraySubscriptExpr;
426	break;
427
428	case Stmt::MatrixSubscriptExprClass:
429	// TODO: add support for MatrixSubscriptExpr.
430	K = CXCursor_UnexposedExpr;
431	break;
432
433	case Stmt::ArraySectionExprClass:
434	K = CXCursor_ArraySectionExpr;
435	break;
436
437	case Stmt::OMPArrayShapingExprClass:
438	K = CXCursor_OMPArrayShapingExpr;
439	break;
440
441	case Stmt::OMPIteratorExprClass:
442	K = CXCursor_OMPIteratorExpr;
443	break;
444
445	case Stmt::BinaryOperatorClass:
446	K = CXCursor_BinaryOperator;
447	break;
448
449	case Stmt::CompoundAssignOperatorClass:
450	K = CXCursor_CompoundAssignOperator;
451	break;
452
453	case Stmt::ConditionalOperatorClass:
454	K = CXCursor_ConditionalOperator;
455	break;
456
457	case Stmt::CStyleCastExprClass:
458	K = CXCursor_CStyleCastExpr;
459	break;
460
461	case Stmt::CompoundLiteralExprClass:
462	K = CXCursor_CompoundLiteralExpr;
463	break;
464
465	case Stmt::InitListExprClass:
466	K = CXCursor_InitListExpr;
467	break;
468
469	case Stmt::AddrLabelExprClass:
470	K = CXCursor_AddrLabelExpr;
471	break;
472
473	case Stmt::StmtExprClass:
474	K = CXCursor_StmtExpr;
475	break;
476
477	case Stmt::GenericSelectionExprClass:
478	K = CXCursor_GenericSelectionExpr;
479	break;
480
481	case Stmt::GNUNullExprClass:
482	K = CXCursor_GNUNullExpr;
483	break;
484
485	case Stmt::CXXStaticCastExprClass:
486	K = CXCursor_CXXStaticCastExpr;
487	break;
488
489	case Stmt::CXXDynamicCastExprClass:
490	K = CXCursor_CXXDynamicCastExpr;
491	break;
492
493	case Stmt::CXXReinterpretCastExprClass:
494	K = CXCursor_CXXReinterpretCastExpr;
495	break;
496
497	case Stmt::CXXConstCastExprClass:
498	K = CXCursor_CXXConstCastExpr;
499	break;
500
501	case Stmt::CXXFunctionalCastExprClass:
502	K = CXCursor_CXXFunctionalCastExpr;
503	break;
504
505	case Stmt::CXXAddrspaceCastExprClass:
506	K = CXCursor_CXXAddrspaceCastExpr;
507	break;
508
509	case Stmt::CXXTypeidExprClass:
510	K = CXCursor_CXXTypeidExpr;
511	break;
512
513	case Stmt::CXXBoolLiteralExprClass:
514	K = CXCursor_CXXBoolLiteralExpr;
515	break;
516
517	case Stmt::CXXNullPtrLiteralExprClass:
518	K = CXCursor_CXXNullPtrLiteralExpr;
519	break;
520
521	case Stmt::CXXThisExprClass:
522	K = CXCursor_CXXThisExpr;
523	break;
524
525	case Stmt::CXXThrowExprClass:
526	K = CXCursor_CXXThrowExpr;
527	break;
528
529	case Stmt::CXXNewExprClass:
530	K = CXCursor_CXXNewExpr;
531	break;
532
533	case Stmt::CXXDeleteExprClass:
534	K = CXCursor_CXXDeleteExpr;
535	break;
536
537	case Stmt::ObjCStringLiteralClass:
538	K = CXCursor_ObjCStringLiteral;
539	break;
540
541	case Stmt::ObjCEncodeExprClass:
542	K = CXCursor_ObjCEncodeExpr;
543	break;
544
545	case Stmt::ObjCSelectorExprClass:
546	K = CXCursor_ObjCSelectorExpr;
547	break;
548
549	case Stmt::ObjCProtocolExprClass:
550	K = CXCursor_ObjCProtocolExpr;
551	break;
552
553	case Stmt::ObjCBoolLiteralExprClass:
554	K = CXCursor_ObjCBoolLiteralExpr;
555	break;
556
557	case Stmt::ObjCAvailabilityCheckExprClass:
558	K = CXCursor_ObjCAvailabilityCheckExpr;
559	break;
560
561	case Stmt::ObjCBridgedCastExprClass:
562	K = CXCursor_ObjCBridgedCastExpr;
563	break;
564
565	case Stmt::BlockExprClass:
566	K = CXCursor_BlockExpr;
567	break;
568
569	case Stmt::PackExpansionExprClass:
570	K = CXCursor_PackExpansionExpr;
571	break;
572
573	case Stmt::SizeOfPackExprClass:
574	K = CXCursor_SizeOfPackExpr;
575	break;
576
577	case Stmt::PackIndexingExprClass:
578	K = CXCursor_PackIndexingExpr;
579	break;
580
581	case Stmt::DeclRefExprClass:
582	if (const ImplicitParamDecl *IPD = dyn_cast_or_null<ImplicitParamDecl>(
583	Val: cast<DeclRefExpr>(Val: S)->getDecl())) {
584	if (const ObjCMethodDecl *MD =
585	dyn_cast<ObjCMethodDecl>(IPD->getDeclContext())) {
586	if (MD->getSelfDecl() == IPD) {
587	K = CXCursor_ObjCSelfExpr;
588	break;
589	}
590	}
591	}
592
593	K = CXCursor_DeclRefExpr;
594	break;
595
596	case Stmt::DependentScopeDeclRefExprClass:
597	case Stmt::SubstNonTypeTemplateParmExprClass:
598	case Stmt::SubstNonTypeTemplateParmPackExprClass:
599	case Stmt::FunctionParmPackExprClass:
600	case Stmt::UnresolvedLookupExprClass:
601	case Stmt::TypoExprClass: // A typo could actually be a DeclRef or a MemberRef
602	K = CXCursor_DeclRefExpr;
603	break;
604
605	case Stmt::CXXDependentScopeMemberExprClass:
606	case Stmt::CXXPseudoDestructorExprClass:
607	case Stmt::MemberExprClass:
608	case Stmt::MSPropertyRefExprClass:
609	case Stmt::ObjCIsaExprClass:
610	case Stmt::ObjCIvarRefExprClass:
611	case Stmt::ObjCPropertyRefExprClass:
612	case Stmt::UnresolvedMemberExprClass:
613	K = CXCursor_MemberRefExpr;
614	break;
615
616	case Stmt::CallExprClass:
617	case Stmt::CXXOperatorCallExprClass:
618	case Stmt::CXXMemberCallExprClass:
619	case Stmt::CUDAKernelCallExprClass:
620	case Stmt::CXXConstructExprClass:
621	case Stmt::CXXInheritedCtorInitExprClass:
622	case Stmt::CXXTemporaryObjectExprClass:
623	case Stmt::CXXUnresolvedConstructExprClass:
624	case Stmt::UserDefinedLiteralClass:
625	K = CXCursor_CallExpr;
626	break;
627
628	case Stmt::LambdaExprClass:
629	K = CXCursor_LambdaExpr;
630	break;
631
632	case Stmt::ObjCMessageExprClass: {
633	K = CXCursor_ObjCMessageExpr;
634	int SelectorIdIndex = -1;
635	// Check if cursor points to a selector id.
636	if (RegionOfInterest.isValid() &&
637	RegionOfInterest.getBegin() == RegionOfInterest.getEnd()) {
638	SmallVector<SourceLocation, 16> SelLocs;
639	cast<ObjCMessageExpr>(Val: S)->getSelectorLocs(SelLocs);
640	SmallVectorImpl<SourceLocation>::iterator I =
641	llvm::find(Range&: SelLocs, Val: RegionOfInterest.getBegin());
642	if (I != SelLocs.end())
643	SelectorIdIndex = I - SelLocs.begin();
644	}
645	CXCursor C = {.kind: K, .xdata: 0, .data: {Parent, S, TU}};
646	return getSelectorIdentifierCursor(SelIdx: SelectorIdIndex, cursor: C);
647	}
648
649	case Stmt::ConceptSpecializationExprClass:
650	K = CXCursor_ConceptSpecializationExpr;
651	break;
652
653	case Stmt::RequiresExprClass:
654	K = CXCursor_RequiresExpr;
655	break;
656
657	case Stmt::CXXParenListInitExprClass:
658	K = CXCursor_CXXParenListInitExpr;
659	break;
660
661	case Stmt::MSDependentExistsStmtClass:
662	K = CXCursor_UnexposedStmt;
663	break;
664	case Stmt::OMPCanonicalLoopClass:
665	K = CXCursor_OMPCanonicalLoop;
666	break;
667	case Stmt::OMPMetaDirectiveClass:
668	K = CXCursor_OMPMetaDirective;
669	break;
670	case Stmt::OMPParallelDirectiveClass:
671	K = CXCursor_OMPParallelDirective;
672	break;
673	case Stmt::OMPSimdDirectiveClass:
674	K = CXCursor_OMPSimdDirective;
675	break;
676	case Stmt::OMPTileDirectiveClass:
677	K = CXCursor_OMPTileDirective;
678	break;
679	case Stmt::OMPStripeDirectiveClass:
680	K = CXCursor_OMPStripeDirective;
681	break;
682	case Stmt::OMPUnrollDirectiveClass:
683	K = CXCursor_OMPUnrollDirective;
684	break;
685	case Stmt::OMPReverseDirectiveClass:
686	K = CXCursor_OMPReverseDirective;
687	break;
688	case Stmt::OMPInterchangeDirectiveClass:
689	K = CXCursor_OMPInterchangeDirective;
690	break;
691	case Stmt::OMPForDirectiveClass:
692	K = CXCursor_OMPForDirective;
693	break;
694	case Stmt::OMPForSimdDirectiveClass:
695	K = CXCursor_OMPForSimdDirective;
696	break;
697	case Stmt::OMPSectionsDirectiveClass:
698	K = CXCursor_OMPSectionsDirective;
699	break;
700	case Stmt::OMPSectionDirectiveClass:
701	K = CXCursor_OMPSectionDirective;
702	break;
703	case Stmt::OMPScopeDirectiveClass:
704	K = CXCursor_OMPScopeDirective;
705	break;
706	case Stmt::OMPSingleDirectiveClass:
707	K = CXCursor_OMPSingleDirective;
708	break;
709	case Stmt::OMPMasterDirectiveClass:
710	K = CXCursor_OMPMasterDirective;
711	break;
712	case Stmt::OMPCriticalDirectiveClass:
713	K = CXCursor_OMPCriticalDirective;
714	break;
715	case Stmt::OMPParallelForDirectiveClass:
716	K = CXCursor_OMPParallelForDirective;
717	break;
718	case Stmt::OMPParallelForSimdDirectiveClass:
719	K = CXCursor_OMPParallelForSimdDirective;
720	break;
721	case Stmt::OMPParallelMasterDirectiveClass:
722	K = CXCursor_OMPParallelMasterDirective;
723	break;
724	case Stmt::OMPParallelMaskedDirectiveClass:
725	K = CXCursor_OMPParallelMaskedDirective;
726	break;
727	case Stmt::OMPParallelSectionsDirectiveClass:
728	K = CXCursor_OMPParallelSectionsDirective;
729	break;
730	case Stmt::OMPTaskDirectiveClass:
731	K = CXCursor_OMPTaskDirective;
732	break;
733	case Stmt::OMPTaskyieldDirectiveClass:
734	K = CXCursor_OMPTaskyieldDirective;
735	break;
736	case Stmt::OMPBarrierDirectiveClass:
737	K = CXCursor_OMPBarrierDirective;
738	break;
739	case Stmt::OMPTaskwaitDirectiveClass:
740	K = CXCursor_OMPTaskwaitDirective;
741	break;
742	case Stmt::OMPErrorDirectiveClass:
743	K = CXCursor_OMPErrorDirective;
744	break;
745	case Stmt::OMPTaskgroupDirectiveClass:
746	K = CXCursor_OMPTaskgroupDirective;
747	break;
748	case Stmt::OMPFlushDirectiveClass:
749	K = CXCursor_OMPFlushDirective;
750	break;
751	case Stmt::OMPDepobjDirectiveClass:
752	K = CXCursor_OMPDepobjDirective;
753	break;
754	case Stmt::OMPScanDirectiveClass:
755	K = CXCursor_OMPScanDirective;
756	break;
757	case Stmt::OMPOrderedDirectiveClass:
758	K = CXCursor_OMPOrderedDirective;
759	break;
760	case Stmt::OMPAtomicDirectiveClass:
761	K = CXCursor_OMPAtomicDirective;
762	break;
763	case Stmt::OMPTargetDirectiveClass:
764	K = CXCursor_OMPTargetDirective;
765	break;
766	case Stmt::OMPTargetDataDirectiveClass:
767	K = CXCursor_OMPTargetDataDirective;
768	break;
769	case Stmt::OMPTargetEnterDataDirectiveClass:
770	K = CXCursor_OMPTargetEnterDataDirective;
771	break;
772	case Stmt::OMPTargetExitDataDirectiveClass:
773	K = CXCursor_OMPTargetExitDataDirective;
774	break;
775	case Stmt::OMPTargetParallelDirectiveClass:
776	K = CXCursor_OMPTargetParallelDirective;
777	break;
778	case Stmt::OMPTargetParallelForDirectiveClass:
779	K = CXCursor_OMPTargetParallelForDirective;
780	break;
781	case Stmt::OMPTargetUpdateDirectiveClass:
782	K = CXCursor_OMPTargetUpdateDirective;
783	break;
784	case Stmt::OMPTeamsDirectiveClass:
785	K = CXCursor_OMPTeamsDirective;
786	break;
787	case Stmt::OMPCancellationPointDirectiveClass:
788	K = CXCursor_OMPCancellationPointDirective;
789	break;
790	case Stmt::OMPCancelDirectiveClass:
791	K = CXCursor_OMPCancelDirective;
792	break;
793	case Stmt::OMPTaskLoopDirectiveClass:
794	K = CXCursor_OMPTaskLoopDirective;
795	break;
796	case Stmt::OMPTaskLoopSimdDirectiveClass:
797	K = CXCursor_OMPTaskLoopSimdDirective;
798	break;
799	case Stmt::OMPMasterTaskLoopDirectiveClass:
800	K = CXCursor_OMPMasterTaskLoopDirective;
801	break;
802	case Stmt::OMPMaskedTaskLoopDirectiveClass:
803	K = CXCursor_OMPMaskedTaskLoopDirective;
804	break;
805	case Stmt::OMPMasterTaskLoopSimdDirectiveClass:
806	K = CXCursor_OMPMasterTaskLoopSimdDirective;
807	break;
808	case Stmt::OMPMaskedTaskLoopSimdDirectiveClass:
809	K = CXCursor_OMPMaskedTaskLoopSimdDirective;
810	break;
811	case Stmt::OMPParallelMasterTaskLoopDirectiveClass:
812	K = CXCursor_OMPParallelMasterTaskLoopDirective;
813	break;
814	case Stmt::OMPParallelMaskedTaskLoopDirectiveClass:
815	K = CXCursor_OMPParallelMaskedTaskLoopDirective;
816	break;
817	case Stmt::OMPParallelMasterTaskLoopSimdDirectiveClass:
818	K = CXCursor_OMPParallelMasterTaskLoopSimdDirective;
819	break;
820	case Stmt::OMPParallelMaskedTaskLoopSimdDirectiveClass:
821	K = CXCursor_OMPParallelMaskedTaskLoopSimdDirective;
822	break;
823	case Stmt::OMPDistributeDirectiveClass:
824	K = CXCursor_OMPDistributeDirective;
825	break;
826	case Stmt::OMPDistributeParallelForDirectiveClass:
827	K = CXCursor_OMPDistributeParallelForDirective;
828	break;
829	case Stmt::OMPDistributeParallelForSimdDirectiveClass:
830	K = CXCursor_OMPDistributeParallelForSimdDirective;
831	break;
832	case Stmt::OMPDistributeSimdDirectiveClass:
833	K = CXCursor_OMPDistributeSimdDirective;
834	break;
835	case Stmt::OMPTargetParallelForSimdDirectiveClass:
836	K = CXCursor_OMPTargetParallelForSimdDirective;
837	break;
838	case Stmt::OMPTargetSimdDirectiveClass:
839	K = CXCursor_OMPTargetSimdDirective;
840	break;
841	case Stmt::OMPTeamsDistributeDirectiveClass:
842	K = CXCursor_OMPTeamsDistributeDirective;
843	break;
844	case Stmt::OMPTeamsDistributeSimdDirectiveClass:
845	K = CXCursor_OMPTeamsDistributeSimdDirective;
846	break;
847	case Stmt::OMPTeamsDistributeParallelForSimdDirectiveClass:
848	K = CXCursor_OMPTeamsDistributeParallelForSimdDirective;
849	break;
850	case Stmt::OMPTeamsDistributeParallelForDirectiveClass:
851	K = CXCursor_OMPTeamsDistributeParallelForDirective;
852	break;
853	case Stmt::OMPTargetTeamsDirectiveClass:
854	K = CXCursor_OMPTargetTeamsDirective;
855	break;
856	case Stmt::OMPTargetTeamsDistributeDirectiveClass:
857	K = CXCursor_OMPTargetTeamsDistributeDirective;
858	break;
859	case Stmt::OMPTargetTeamsDistributeParallelForDirectiveClass:
860	K = CXCursor_OMPTargetTeamsDistributeParallelForDirective;
861	break;
862	case Stmt::OMPTargetTeamsDistributeParallelForSimdDirectiveClass:
863	K = CXCursor_OMPTargetTeamsDistributeParallelForSimdDirective;
864	break;
865	case Stmt::OMPTargetTeamsDistributeSimdDirectiveClass:
866	K = CXCursor_OMPTargetTeamsDistributeSimdDirective;
867	break;
868	case Stmt::OMPInteropDirectiveClass:
869	K = CXCursor_OMPInteropDirective;
870	break;
871	case Stmt::OMPDispatchDirectiveClass:
872	K = CXCursor_OMPDispatchDirective;
873	break;
874	case Stmt::OMPMaskedDirectiveClass:
875	K = CXCursor_OMPMaskedDirective;
876	break;
877	case Stmt::OMPGenericLoopDirectiveClass:
878	K = CXCursor_OMPGenericLoopDirective;
879	break;
880	case Stmt::OMPTeamsGenericLoopDirectiveClass:
881	K = CXCursor_OMPTeamsGenericLoopDirective;
882	break;
883	case Stmt::OMPTargetTeamsGenericLoopDirectiveClass:
884	K = CXCursor_OMPTargetTeamsGenericLoopDirective;
885	break;
886	case Stmt::OMPParallelGenericLoopDirectiveClass:
887	K = CXCursor_OMPParallelGenericLoopDirective;
888	break;
889	case Stmt::OpenACCComputeConstructClass:
890	K = CXCursor_OpenACCComputeConstruct;
891	break;
892	case Stmt::OpenACCLoopConstructClass:
893	K = CXCursor_OpenACCLoopConstruct;
894	break;
895	case Stmt::OpenACCCombinedConstructClass:
896	K = CXCursor_OpenACCCombinedConstruct;
897	break;
898	case Stmt::OpenACCDataConstructClass:
899	K = CXCursor_OpenACCDataConstruct;
900	break;
901	case Stmt::OpenACCEnterDataConstructClass:
902	K = CXCursor_OpenACCEnterDataConstruct;
903	break;
904	case Stmt::OpenACCExitDataConstructClass:
905	K = CXCursor_OpenACCExitDataConstruct;
906	break;
907	case Stmt::OpenACCHostDataConstructClass:
908	K = CXCursor_OpenACCHostDataConstruct;
909	break;
910	case Stmt::OpenACCWaitConstructClass:
911	K = CXCursor_OpenACCWaitConstruct;
912	break;
913	case Stmt::OpenACCCacheConstructClass:
914	K = CXCursor_OpenACCCacheConstruct;
915	break;
916	case Stmt::OpenACCInitConstructClass:
917	K = CXCursor_OpenACCInitConstruct;
918	break;
919	case Stmt::OpenACCShutdownConstructClass:
920	K = CXCursor_OpenACCShutdownConstruct;
921	break;
922	case Stmt::OpenACCSetConstructClass:
923	K = CXCursor_OpenACCSetConstruct;
924	break;
925	case Stmt::OpenACCUpdateConstructClass:
926	K = CXCursor_OpenACCUpdateConstruct;
927	break;
928	case Stmt::OpenACCAtomicConstructClass:
929	K = CXCursor_OpenACCAtomicConstruct;
930	break;
931	case Stmt::OMPTargetParallelGenericLoopDirectiveClass:
932	K = CXCursor_OMPTargetParallelGenericLoopDirective;
933	break;
934	case Stmt::BuiltinBitCastExprClass:
935	K = CXCursor_BuiltinBitCastExpr;
936	break;
937	case Stmt::OMPAssumeDirectiveClass:
938	K = CXCursor_OMPAssumeDirective;
939	break;
940	}
941
942	CXCursor C = {.kind: K, .xdata: 0, .data: {Parent, S, TU}};
943	return C;
944	}
945
946	CXCursor cxcursor::MakeCursorObjCSuperClassRef(ObjCInterfaceDecl *Super,
947	SourceLocation Loc,
948	CXTranslationUnit TU) {
949	assert(Super && TU && "Invalid arguments!");
950	void *RawLoc = Loc.getPtrEncoding();
951	CXCursor C = {.kind: CXCursor_ObjCSuperClassRef, .xdata: 0, .data: {Super, RawLoc, TU}};
952	return C;
953	}
954
955	std::pair<const ObjCInterfaceDecl *, SourceLocation>
956	cxcursor::getCursorObjCSuperClassRef(CXCursor C) {
957	assert(C.kind == CXCursor_ObjCSuperClassRef);
958	return std::make_pair(x: static_cast<const ObjCInterfaceDecl *>(C.data[0]),
959	y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
960	}
961
962	CXCursor cxcursor::MakeCursorObjCProtocolRef(const ObjCProtocolDecl *Proto,
963	SourceLocation Loc,
964	CXTranslationUnit TU) {
965	assert(Proto && TU && "Invalid arguments!");
966	void *RawLoc = Loc.getPtrEncoding();
967	CXCursor C = {.kind: CXCursor_ObjCProtocolRef, .xdata: 0, .data: {Proto, RawLoc, TU}};
968	return C;
969	}
970
971	std::pair<const ObjCProtocolDecl *, SourceLocation>
972	cxcursor::getCursorObjCProtocolRef(CXCursor C) {
973	assert(C.kind == CXCursor_ObjCProtocolRef);
974	return std::make_pair(x: static_cast<const ObjCProtocolDecl *>(C.data[0]),
975	y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
976	}
977
978	CXCursor cxcursor::MakeCursorObjCClassRef(const ObjCInterfaceDecl *Class,
979	SourceLocation Loc,
980	CXTranslationUnit TU) {
981	// 'Class' can be null for invalid code.
982	if (!Class)
983	return MakeCXCursorInvalid(K: CXCursor_InvalidCode);
984	assert(TU && "Invalid arguments!");
985	void *RawLoc = Loc.getPtrEncoding();
986	CXCursor C = {.kind: CXCursor_ObjCClassRef, .xdata: 0, .data: {Class, RawLoc, TU}};
987	return C;
988	}
989
990	std::pair<const ObjCInterfaceDecl *, SourceLocation>
991	cxcursor::getCursorObjCClassRef(CXCursor C) {
992	assert(C.kind == CXCursor_ObjCClassRef);
993	return std::make_pair(x: static_cast<const ObjCInterfaceDecl *>(C.data[0]),
994	y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
995	}
996
997	CXCursor cxcursor::MakeCursorTypeRef(const TypeDecl *Type, SourceLocation Loc,
998	CXTranslationUnit TU) {
999	assert(Type && TU && "Invalid arguments!");
1000	void *RawLoc = Loc.getPtrEncoding();
1001	CXCursor C = {.kind: CXCursor_TypeRef, .xdata: 0, .data: {Type, RawLoc, TU}};
1002	return C;
1003	}
1004
1005	std::pair<const TypeDecl *, SourceLocation>
1006	cxcursor::getCursorTypeRef(CXCursor C) {
1007	assert(C.kind == CXCursor_TypeRef);
1008	return std::make_pair(x: static_cast<const TypeDecl *>(C.data[0]),
1009	y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1010	}
1011
1012	CXCursor cxcursor::MakeCursorTemplateRef(const TemplateDecl *Template,
1013	SourceLocation Loc,
1014	CXTranslationUnit TU) {
1015	assert(Template && TU && "Invalid arguments!");
1016	void *RawLoc = Loc.getPtrEncoding();
1017	CXCursor C = {.kind: CXCursor_TemplateRef, .xdata: 0, .data: {Template, RawLoc, TU}};
1018	return C;
1019	}
1020
1021	std::pair<const TemplateDecl *, SourceLocation>
1022	cxcursor::getCursorTemplateRef(CXCursor C) {
1023	assert(C.kind == CXCursor_TemplateRef);
1024	return std::make_pair(x: static_cast<const TemplateDecl *>(C.data[0]),
1025	y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1026	}
1027
1028	CXCursor cxcursor::MakeCursorNamespaceRef(const NamedDecl *NS,
1029	SourceLocation Loc,
1030	CXTranslationUnit TU) {
1031
1032	assert(NS && (isa<NamespaceDecl>(NS) || isa<NamespaceAliasDecl>(NS)) && TU &&
1033	"Invalid arguments!");
1034	void *RawLoc = Loc.getPtrEncoding();
1035	CXCursor C = {.kind: CXCursor_NamespaceRef, .xdata: 0, .data: {NS, RawLoc, TU}};
1036	return C;
1037	}
1038
1039	std::pair<const NamedDecl *, SourceLocation>
1040	cxcursor::getCursorNamespaceRef(CXCursor C) {
1041	assert(C.kind == CXCursor_NamespaceRef);
1042	return std::make_pair(x: static_cast<const NamedDecl *>(C.data[0]),
1043	y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1044	}
1045
1046	CXCursor cxcursor::MakeCursorVariableRef(const VarDecl *Var, SourceLocation Loc,
1047	CXTranslationUnit TU) {
1048
1049	assert(Var && TU && "Invalid arguments!");
1050	void *RawLoc = Loc.getPtrEncoding();
1051	CXCursor C = {.kind: CXCursor_VariableRef, .xdata: 0, .data: {Var, RawLoc, TU}};
1052	return C;
1053	}
1054
1055	std::pair<const VarDecl *, SourceLocation>
1056	cxcursor::getCursorVariableRef(CXCursor C) {
1057	assert(C.kind == CXCursor_VariableRef);
1058	return std::make_pair(x: static_cast<const VarDecl *>(C.data[0]),
1059	y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1060	}
1061
1062	CXCursor cxcursor::MakeCursorMemberRef(const FieldDecl *Field,
1063	SourceLocation Loc,
1064	CXTranslationUnit TU) {
1065
1066	assert(Field && TU && "Invalid arguments!");
1067	void *RawLoc = Loc.getPtrEncoding();
1068	CXCursor C = {.kind: CXCursor_MemberRef, .xdata: 0, .data: {Field, RawLoc, TU}};
1069	return C;
1070	}
1071
1072	std::pair<const FieldDecl *, SourceLocation>
1073	cxcursor::getCursorMemberRef(CXCursor C) {
1074	assert(C.kind == CXCursor_MemberRef);
1075	return std::make_pair(x: static_cast<const FieldDecl *>(C.data[0]),
1076	y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1077	}
1078
1079	CXCursor cxcursor::MakeCursorCXXBaseSpecifier(const CXXBaseSpecifier *B,
1080	CXTranslationUnit TU) {
1081	CXCursor C = {.kind: CXCursor_CXXBaseSpecifier, .xdata: 0, .data: {B, nullptr, TU}};
1082	return C;
1083	}
1084
1085	const CXXBaseSpecifier *cxcursor::getCursorCXXBaseSpecifier(CXCursor C) {
1086	assert(C.kind == CXCursor_CXXBaseSpecifier);
1087	return static_cast<const CXXBaseSpecifier *>(C.data[0]);
1088	}
1089
1090	CXCursor cxcursor::MakePreprocessingDirectiveCursor(SourceRange Range,
1091	CXTranslationUnit TU) {
1092	CXCursor C = {
1093	.kind: CXCursor_PreprocessingDirective,
1094	.xdata: 0,
1095	.data: {Range.getBegin().getPtrEncoding(), Range.getEnd().getPtrEncoding(), TU}};
1096	return C;
1097	}
1098
1099	SourceRange cxcursor::getCursorPreprocessingDirective(CXCursor C) {
1100	assert(C.kind == CXCursor_PreprocessingDirective);
1101	SourceRange Range(SourceLocation::getFromPtrEncoding(Encoding: C.data[0]),
1102	SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1103	ASTUnit *TU = getCursorASTUnit(Cursor: C);
1104	return TU->mapRangeFromPreamble(R: Range);
1105	}
1106
1107	CXCursor cxcursor::MakeMacroDefinitionCursor(const MacroDefinitionRecord *MI,
1108	CXTranslationUnit TU) {
1109	CXCursor C = {.kind: CXCursor_MacroDefinition, .xdata: 0, .data: {MI, nullptr, TU}};
1110	return C;
1111	}
1112
1113	const MacroDefinitionRecord *cxcursor::getCursorMacroDefinition(CXCursor C) {
1114	assert(C.kind == CXCursor_MacroDefinition);
1115	return static_cast<const MacroDefinitionRecord *>(C.data[0]);
1116	}
1117
1118	CXCursor cxcursor::MakeMacroExpansionCursor(MacroExpansion *MI,
1119	CXTranslationUnit TU) {
1120	CXCursor C = {.kind: CXCursor_MacroExpansion, .xdata: 0, .data: {MI, nullptr, TU}};
1121	return C;
1122	}
1123
1124	CXCursor cxcursor::MakeMacroExpansionCursor(MacroDefinitionRecord *MI,
1125	SourceLocation Loc,
1126	CXTranslationUnit TU) {
1127	assert(Loc.isValid());
1128	CXCursor C = {.kind: CXCursor_MacroExpansion, .xdata: 0, .data: {MI, Loc.getPtrEncoding(), TU}};
1129	return C;
1130	}
1131
1132	const IdentifierInfo *cxcursor::MacroExpansionCursor::getName() const {
1133	if (isPseudo())
1134	return getAsMacroDefinition()->getName();
1135	return getAsMacroExpansion()->getName();
1136	}
1137	const MacroDefinitionRecord *
1138	cxcursor::MacroExpansionCursor::getDefinition() const {
1139	if (isPseudo())
1140	return getAsMacroDefinition();
1141	return getAsMacroExpansion()->getDefinition();
1142	}
1143	SourceRange cxcursor::MacroExpansionCursor::getSourceRange() const {
1144	if (isPseudo())
1145	return getPseudoLoc();
1146	return getAsMacroExpansion()->getSourceRange();
1147	}
1148
1149	CXCursor cxcursor::MakeInclusionDirectiveCursor(InclusionDirective *ID,
1150	CXTranslationUnit TU) {
1151	CXCursor C = {.kind: CXCursor_InclusionDirective, .xdata: 0, .data: {ID, nullptr, TU}};
1152	return C;
1153	}
1154
1155	const InclusionDirective *cxcursor::getCursorInclusionDirective(CXCursor C) {
1156	assert(C.kind == CXCursor_InclusionDirective);
1157	return static_cast<const InclusionDirective *>(C.data[0]);
1158	}
1159
1160	CXCursor cxcursor::MakeCursorLabelRef(LabelStmt *Label, SourceLocation Loc,
1161	CXTranslationUnit TU) {
1162
1163	assert(Label && TU && "Invalid arguments!");
1164	void *RawLoc = Loc.getPtrEncoding();
1165	CXCursor C = {.kind: CXCursor_LabelRef, .xdata: 0, .data: {Label, RawLoc, TU}};
1166	return C;
1167	}
1168
1169	std::pair<const LabelStmt *, SourceLocation>
1170	cxcursor::getCursorLabelRef(CXCursor C) {
1171	assert(C.kind == CXCursor_LabelRef);
1172	return std::make_pair(x: static_cast<const LabelStmt *>(C.data[0]),
1173	y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1174	}
1175
1176	CXCursor cxcursor::MakeCursorOverloadedDeclRef(const OverloadExpr *E,
1177	CXTranslationUnit TU) {
1178	assert(E && TU && "Invalid arguments!");
1179	OverloadedDeclRefStorage Storage(E);
1180	void *RawLoc = E->getNameLoc().getPtrEncoding();
1181	CXCursor C = {
1182	.kind: CXCursor_OverloadedDeclRef, .xdata: 0, .data: {Storage.getOpaqueValue(), RawLoc, TU}};
1183	return C;
1184	}
1185
1186	CXCursor cxcursor::MakeCursorOverloadedDeclRef(const Decl *D,
1187	SourceLocation Loc,
1188	CXTranslationUnit TU) {
1189	assert(D && TU && "Invalid arguments!");
1190	void *RawLoc = Loc.getPtrEncoding();
1191	OverloadedDeclRefStorage Storage(D);
1192	CXCursor C = {
1193	.kind: CXCursor_OverloadedDeclRef, .xdata: 0, .data: {Storage.getOpaqueValue(), RawLoc, TU}};
1194	return C;
1195	}
1196
1197	CXCursor cxcursor::MakeCursorOverloadedDeclRef(TemplateName Name,
1198	SourceLocation Loc,
1199	CXTranslationUnit TU) {
1200	assert(Name.getAsOverloadedTemplate() && TU && "Invalid arguments!");
1201	void *RawLoc = Loc.getPtrEncoding();
1202	OverloadedDeclRefStorage Storage(Name.getAsOverloadedTemplate());
1203	CXCursor C = {
1204	.kind: CXCursor_OverloadedDeclRef, .xdata: 0, .data: {Storage.getOpaqueValue(), RawLoc, TU}};
1205	return C;
1206	}
1207
1208	std::pair<cxcursor::OverloadedDeclRefStorage, SourceLocation>
1209	cxcursor::getCursorOverloadedDeclRef(CXCursor C) {
1210	assert(C.kind == CXCursor_OverloadedDeclRef);
1211	return std::make_pair(x: OverloadedDeclRefStorage::getFromOpaqueValue(
1212	VP: const_cast<void *>(C.data[0])),
1213	y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1214	}
1215
1216	const Decl *cxcursor::getCursorDecl(CXCursor Cursor) {
1217	return static_cast<const Decl *>(Cursor.data[0]);
1218	}
1219
1220	const Expr *cxcursor::getCursorExpr(CXCursor Cursor) {
1221	return dyn_cast_or_null<Expr>(Val: getCursorStmt(Cursor));
1222	}
1223
1224	const Stmt *cxcursor::getCursorStmt(CXCursor Cursor) {
1225	if (Cursor.kind == CXCursor_ObjCSuperClassRef ||
1226	Cursor.kind == CXCursor_ObjCProtocolRef ||
1227	Cursor.kind == CXCursor_ObjCClassRef)
1228	return nullptr;
1229
1230	return static_cast<const Stmt *>(Cursor.data[1]);
1231	}
1232
1233	const Attr *cxcursor::getCursorAttr(CXCursor Cursor) {
1234	return static_cast<const Attr *>(Cursor.data[1]);
1235	}
1236
1237	ASTContext &cxcursor::getCursorContext(CXCursor Cursor) {
1238	return getCursorASTUnit(Cursor)->getASTContext();
1239	}
1240
1241	ASTUnit *cxcursor::getCursorASTUnit(CXCursor Cursor) {
1242	CXTranslationUnit TU = getCursorTU(Cursor);
1243	if (!TU)
1244	return nullptr;
1245	return cxtu::getASTUnit(TU);
1246	}
1247
1248	CXTranslationUnit cxcursor::getCursorTU(CXCursor Cursor) {
1249	return static_cast<CXTranslationUnit>(const_cast<void *>(Cursor.data[2]));
1250	}
1251
1252	void cxcursor::getOverriddenCursors(CXCursor cursor,
1253	SmallVectorImpl<CXCursor> &overridden) {
1254	assert(clang_isDeclaration(cursor.kind));
1255	const NamedDecl *D = dyn_cast_or_null<NamedDecl>(Val: getCursorDecl(Cursor: cursor));
1256	if (!D)
1257	return;
1258
1259	CXTranslationUnit TU = getCursorTU(Cursor: cursor);
1260	SmallVector<const NamedDecl *, 8> OverDecls;
1261	D->getASTContext().getOverriddenMethods(D, OverDecls);
1262
1263	for (SmallVectorImpl<const NamedDecl *>::iterator I = OverDecls.begin(),
1264	E = OverDecls.end();
1265	I != E; ++I) {
1266	overridden.push_back(Elt: MakeCXCursor(*I, TU));
1267	}
1268	}
1269
1270	std::pair<int, SourceLocation>
1271	cxcursor::getSelectorIdentifierIndexAndLoc(CXCursor cursor) {
1272	if (cursor.kind == CXCursor_ObjCMessageExpr) {
1273	if (cursor.xdata != -1)
1274	return std::make_pair(x&: cursor.xdata,
1275	y: cast<ObjCMessageExpr>(Val: getCursorExpr(Cursor: cursor))
1276	->getSelectorLoc(Index: cursor.xdata));
1277	} else if (cursor.kind == CXCursor_ObjCClassMethodDecl ||
1278	cursor.kind == CXCursor_ObjCInstanceMethodDecl) {
1279	if (cursor.xdata != -1)
1280	return std::make_pair(x&: cursor.xdata,
1281	y: cast<ObjCMethodDecl>(Val: getCursorDecl(Cursor: cursor))
1282	->getSelectorLoc(Index: cursor.xdata));
1283	}
1284
1285	return std::make_pair(x: -1, y: SourceLocation());
1286	}
1287
1288	CXCursor cxcursor::getSelectorIdentifierCursor(int SelIdx, CXCursor cursor) {
1289	CXCursor newCursor = cursor;
1290
1291	if (cursor.kind == CXCursor_ObjCMessageExpr) {
1292	if (SelIdx == -1 ||
1293	unsigned(SelIdx) >=
1294	cast<ObjCMessageExpr>(Val: getCursorExpr(Cursor: cursor))->getNumSelectorLocs())
1295	newCursor.xdata = -1;
1296	else
1297	newCursor.xdata = SelIdx;
1298	} else if (cursor.kind == CXCursor_ObjCClassMethodDecl ||
1299	cursor.kind == CXCursor_ObjCInstanceMethodDecl) {
1300	if (SelIdx == -1 ||
1301	unsigned(SelIdx) >=
1302	cast<ObjCMethodDecl>(Val: getCursorDecl(Cursor: cursor))->getNumSelectorLocs())
1303	newCursor.xdata = -1;
1304	else
1305	newCursor.xdata = SelIdx;
1306	}
1307
1308	return newCursor;
1309	}
1310
1311	CXCursor cxcursor::getTypeRefCursor(CXCursor cursor) {
1312	if (cursor.kind != CXCursor_CallExpr)
1313	return cursor;
1314
1315	if (cursor.xdata == 0)
1316	return cursor;
1317
1318	const Expr *E = getCursorExpr(Cursor: cursor);
1319	TypeSourceInfo *Type = nullptr;
1320	if (const CXXUnresolvedConstructExpr *UnCtor =
1321	dyn_cast<CXXUnresolvedConstructExpr>(Val: E)) {
1322	Type = UnCtor->getTypeSourceInfo();
1323	} else if (const CXXTemporaryObjectExpr *Tmp =
1324	dyn_cast<CXXTemporaryObjectExpr>(Val: E)) {
1325	Type = Tmp->getTypeSourceInfo();
1326	}
1327
1328	if (!Type)
1329	return cursor;
1330
1331	CXTranslationUnit TU = getCursorTU(Cursor: cursor);
1332	QualType Ty = Type->getType();
1333	TypeLoc TL = Type->getTypeLoc();
1334	SourceLocation Loc = TL.getBeginLoc();
1335
1336	if (const ElaboratedType *ElabT = Ty->getAs<ElaboratedType>()) {
1337	Ty = ElabT->getNamedType();
1338	ElaboratedTypeLoc ElabTL = TL.castAs<ElaboratedTypeLoc>();
1339	Loc = ElabTL.getNamedTypeLoc().getBeginLoc();
1340	}
1341
1342	if (const TypedefType *Typedef = Ty->getAs<TypedefType>())
1343	return MakeCursorTypeRef(Typedef->getDecl(), Loc, TU);
1344	if (const TagType *Tag = Ty->getAs<TagType>())
1345	return MakeCursorTypeRef(Tag->getDecl(), Loc, TU);
1346	if (const TemplateTypeParmType *TemplP = Ty->getAs<TemplateTypeParmType>())
1347	return MakeCursorTypeRef(TemplP->getDecl(), Loc, TU);
1348
1349	return cursor;
1350	}
1351
1352	bool cxcursor::operator==(CXCursor X, CXCursor Y) {
1353	return X.kind == Y.kind && X.data[0] == Y.data[0] && X.data[1] == Y.data[1] &&
1354	X.data[2] == Y.data[2];
1355	}
1356
1357	// FIXME: Remove once we can model DeclGroups and their appropriate ranges
1358	// properly in the ASTs.
1359	bool cxcursor::isFirstInDeclGroup(CXCursor C) {
1360	assert(clang_isDeclaration(C.kind));
1361	return ((uintptr_t)(C.data[1])) != 0;
1362	}
1363
1364	//===----------------------------------------------------------------------===//
1365	// libclang CXCursor APIs
1366	//===----------------------------------------------------------------------===//
1367
1368	int clang_Cursor_isNull(CXCursor cursor) {
1369	return clang_equalCursors(cursor, clang_getNullCursor());
1370	}
1371
1372	CXTranslationUnit clang_Cursor_getTranslationUnit(CXCursor cursor) {
1373	return getCursorTU(Cursor: cursor);
1374	}
1375
1376	int clang_Cursor_getNumArguments(CXCursor C) {
1377	if (clang_isDeclaration(C.kind)) {
1378	const Decl *D = cxcursor::getCursorDecl(Cursor: C);
1379	if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(Val: D))
1380	return MD->param_size();
1381	if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(Val: D))
1382	return FD->param_size();
1383	}
1384
1385	if (clang_isExpression(C.kind)) {
1386	const Expr *E = cxcursor::getCursorExpr(Cursor: C);
1387	if (const CallExpr *CE = dyn_cast<CallExpr>(Val: E)) {
1388	return CE->getNumArgs();
1389	}
1390	if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(Val: E)) {
1391	return CE->getNumArgs();
1392	}
1393	}
1394
1395	return -1;
1396	}
1397
1398	CXCursor clang_Cursor_getArgument(CXCursor C, unsigned i) {
1399	if (clang_isDeclaration(C.kind)) {
1400	const Decl *D = cxcursor::getCursorDecl(Cursor: C);
1401	if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(Val: D)) {
1402	if (i < MD->param_size())
1403	return cxcursor::MakeCXCursor(MD->parameters()[i],
1404	cxcursor::getCursorTU(Cursor: C));
1405	} else if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(Val: D)) {
1406	if (i < FD->param_size())
1407	return cxcursor::MakeCXCursor(FD->parameters()[i],
1408	cxcursor::getCursorTU(Cursor: C));
1409	}
1410	}
1411
1412	if (clang_isExpression(C.kind)) {
1413	const Expr *E = cxcursor::getCursorExpr(Cursor: C);
1414	if (const CallExpr *CE = dyn_cast<CallExpr>(Val: E)) {
1415	if (i < CE->getNumArgs()) {
1416	return cxcursor::MakeCXCursor(CE->getArg(Arg: i), getCursorDecl(Cursor: C),
1417	cxcursor::getCursorTU(Cursor: C));
1418	}
1419	}
1420	if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(Val: E)) {
1421	if (i < CE->getNumArgs()) {
1422	return cxcursor::MakeCXCursor(CE->getArg(Arg: i), getCursorDecl(Cursor: C),
1423	cxcursor::getCursorTU(Cursor: C));
1424	}
1425	}
1426	}
1427
1428	return clang_getNullCursor();
1429	}
1430
1431	int clang_Cursor_getNumTemplateArguments(CXCursor C) {
1432	CXCursorKind kind = clang_getCursorKind(C);
1433	if (kind != CXCursor_FunctionDecl && kind != CXCursor_StructDecl &&
1434	kind != CXCursor_ClassDecl &&
1435	kind != CXCursor_ClassTemplatePartialSpecialization) {
1436	return -1;
1437	}
1438
1439	if (const auto *FD =
1440	llvm::dyn_cast_if_present<clang::FunctionDecl>(Val: getCursorDecl(Cursor: C))) {
1441	const FunctionTemplateSpecializationInfo *SpecInfo =
1442	FD->getTemplateSpecializationInfo();
1443	if (!SpecInfo) {
1444	return -1;
1445	}
1446	return SpecInfo->TemplateArguments->size();
1447	}
1448
1449	if (const auto *SD =
1450	llvm::dyn_cast_if_present<clang::ClassTemplateSpecializationDecl>(
1451	Val: getCursorDecl(Cursor: C))) {
1452	return SD->getTemplateArgs().size();
1453	}
1454
1455	return -1;
1456	}
1457
1458	enum CXGetTemplateArgumentStatus {
1459	/** The operation completed successfully */
1460	CXGetTemplateArgumentStatus_Success = 0,
1461
1462	/** The specified cursor did not represent a FunctionDecl or
1463	ClassTemplateSpecializationDecl. */
1464	CXGetTemplateArgumentStatus_CursorNotCompatibleDecl = -1,
1465
1466	/** The specified cursor was not castable to a FunctionDecl or
1467	ClassTemplateSpecializationDecl. */
1468	CXGetTemplateArgumentStatus_BadDeclCast = -2,
1469
1470	/** A NULL FunctionTemplateSpecializationInfo was retrieved. */
1471	CXGetTemplateArgumentStatus_NullTemplSpecInfo = -3,
1472
1473	/** An invalid (OOB) argument index was specified */
1474	CXGetTemplateArgumentStatus_InvalidIndex = -4
1475	};
1476
1477	static int clang_Cursor_getTemplateArgument(CXCursor C, unsigned I,
1478	TemplateArgument *TA) {
1479	CXCursorKind kind = clang_getCursorKind(C);
1480	if (kind != CXCursor_FunctionDecl && kind != CXCursor_StructDecl &&
1481	kind != CXCursor_ClassDecl &&
1482	kind != CXCursor_ClassTemplatePartialSpecialization) {
1483	return -1;
1484	}
1485
1486	if (const auto *FD =
1487	llvm::dyn_cast_if_present<clang::FunctionDecl>(Val: getCursorDecl(Cursor: C))) {
1488
1489	const FunctionTemplateSpecializationInfo *SpecInfo =
1490	FD->getTemplateSpecializationInfo();
1491	if (!SpecInfo) {
1492	return CXGetTemplateArgumentStatus_NullTemplSpecInfo;
1493	}
1494
1495	if (I >= SpecInfo->TemplateArguments->size()) {
1496	return CXGetTemplateArgumentStatus_InvalidIndex;
1497	}
1498
1499	*TA = SpecInfo->TemplateArguments->get(Idx: I);
1500	return 0;
1501	}
1502
1503	if (const auto *SD =
1504	llvm::dyn_cast_if_present<clang::ClassTemplateSpecializationDecl>(
1505	Val: getCursorDecl(Cursor: C))) {
1506	if (I >= SD->getTemplateArgs().size()) {
1507	return CXGetTemplateArgumentStatus_InvalidIndex;
1508	}
1509
1510	*TA = SD->getTemplateArgs()[I];
1511	return 0;
1512	}
1513
1514	return CXGetTemplateArgumentStatus_BadDeclCast;
1515	}
1516
1517	enum CXTemplateArgumentKind clang_Cursor_getTemplateArgumentKind(CXCursor C,
1518	unsigned I) {
1519	TemplateArgument TA;
1520	if (clang_Cursor_getTemplateArgument(C, I, TA: &TA)) {
1521	return CXTemplateArgumentKind_Invalid;
1522	}
1523
1524	switch (TA.getKind()) {
1525	case TemplateArgument::Null:
1526	return CXTemplateArgumentKind_Null;
1527	case TemplateArgument::Type:
1528	return CXTemplateArgumentKind_Type;
1529	case TemplateArgument::Declaration:
1530	return CXTemplateArgumentKind_Declaration;
1531	case TemplateArgument::NullPtr:
1532	return CXTemplateArgumentKind_NullPtr;
1533	case TemplateArgument::Integral:
1534	return CXTemplateArgumentKind_Integral;
1535	case TemplateArgument::StructuralValue:
1536	// FIXME: Expose these values.
1537	return CXTemplateArgumentKind_Invalid;
1538	case TemplateArgument::Template:
1539	return CXTemplateArgumentKind_Template;
1540	case TemplateArgument::TemplateExpansion:
1541	return CXTemplateArgumentKind_TemplateExpansion;
1542	case TemplateArgument::Expression:
1543	return CXTemplateArgumentKind_Expression;
1544	case TemplateArgument::Pack:
1545	return CXTemplateArgumentKind_Pack;
1546	}
1547
1548	return CXTemplateArgumentKind_Invalid;
1549	}
1550
1551	CXType clang_Cursor_getTemplateArgumentType(CXCursor C, unsigned I) {
1552	TemplateArgument TA;
1553	if (clang_Cursor_getTemplateArgument(C, I, TA: &TA) !=
1554	CXGetTemplateArgumentStatus_Success) {
1555	return cxtype::MakeCXType(T: QualType(), TU: getCursorTU(Cursor: C));
1556	}
1557
1558	if (TA.getKind() != TemplateArgument::Type) {
1559	return cxtype::MakeCXType(T: QualType(), TU: getCursorTU(Cursor: C));
1560	}
1561
1562	return cxtype::MakeCXType(T: TA.getAsType(), TU: getCursorTU(Cursor: C));
1563	}
1564
1565	long long clang_Cursor_getTemplateArgumentValue(CXCursor C, unsigned I) {
1566	TemplateArgument TA;
1567	if (clang_Cursor_getTemplateArgument(C, I, TA: &TA) !=
1568	CXGetTemplateArgumentStatus_Success) {
1569	assert(0 && "Unable to retrieve TemplateArgument");
1570	return 0;
1571	}
1572
1573	if (TA.getKind() != TemplateArgument::Integral) {
1574	assert(0 && "Passed template argument is not Integral");
1575	return 0;
1576	}
1577
1578	return TA.getAsIntegral().getSExtValue();
1579	}
1580
1581	unsigned long long clang_Cursor_getTemplateArgumentUnsignedValue(CXCursor C,
1582	unsigned I) {
1583	TemplateArgument TA;
1584	if (clang_Cursor_getTemplateArgument(C, I, TA: &TA) !=
1585	CXGetTemplateArgumentStatus_Success) {
1586	assert(0 && "Unable to retrieve TemplateArgument");
1587	return 0;
1588	}
1589
1590	if (TA.getKind() != TemplateArgument::Integral) {
1591	assert(0 && "Passed template argument is not Integral");
1592	return 0;
1593	}
1594
1595	return TA.getAsIntegral().getZExtValue();
1596	}
1597
1598	//===----------------------------------------------------------------------===//
1599	// CXCursorSet.
1600	//===----------------------------------------------------------------------===//
1601
1602	typedef llvm::DenseMap<CXCursor, unsigned> CXCursorSet_Impl;
1603
1604	static inline CXCursorSet packCXCursorSet(CXCursorSet_Impl *setImpl) {
1605	return (CXCursorSet)setImpl;
1606	}
1607	static inline CXCursorSet_Impl *unpackCXCursorSet(CXCursorSet set) {
1608	return (CXCursorSet_Impl *)set;
1609	}
1610	namespace llvm {
1611	template <> struct DenseMapInfo<CXCursor> {
1612	public:
1613	static inline CXCursor getEmptyKey() {
1614	return MakeCXCursorInvalid(K: CXCursor_InvalidFile);
1615	}
1616	static inline CXCursor getTombstoneKey() {
1617	return MakeCXCursorInvalid(K: CXCursor_NoDeclFound);
1618	}
1619	static inline unsigned getHashValue(const CXCursor &cursor) {
1620	return llvm::DenseMapInfo<std::pair<const void *, const void *>>::
1621	getHashValue(PairVal: std::make_pair(x: cursor.data[0], y: cursor.data[1]));
1622	}
1623	static inline bool isEqual(const CXCursor &x, const CXCursor &y) {
1624	return x.kind == y.kind && x.data[0] == y.data[0] && x.data[1] == y.data[1];
1625	}
1626	};
1627	} // namespace llvm
1628
1629	CXCursorSet clang_createCXCursorSet() {
1630	return packCXCursorSet(setImpl: new CXCursorSet_Impl());
1631	}
1632
1633	void clang_disposeCXCursorSet(CXCursorSet set) {
1634	delete unpackCXCursorSet(set);
1635	}
1636
1637	unsigned clang_CXCursorSet_contains(CXCursorSet set, CXCursor cursor) {
1638	CXCursorSet_Impl *setImpl = unpackCXCursorSet(set);
1639	if (!setImpl)
1640	return 0;
1641	return setImpl->contains(Val: cursor);
1642	}
1643
1644	unsigned clang_CXCursorSet_insert(CXCursorSet set, CXCursor cursor) {
1645	// Do not insert invalid cursors into the set.
1646	if (cursor.kind >= CXCursor_FirstInvalid &&
1647	cursor.kind <= CXCursor_LastInvalid)
1648	return 1;
1649
1650	CXCursorSet_Impl *setImpl = unpackCXCursorSet(set);
1651	if (!setImpl)
1652	return 1;
1653	unsigned &entry = (*setImpl)[cursor];
1654	unsigned flag = entry == 0 ? 1 : 0;
1655	entry = 1;
1656	return flag;
1657	}
1658
1659	CXCompletionString clang_getCursorCompletionString(CXCursor cursor) {
1660	enum CXCursorKind kind = clang_getCursorKind(cursor);
1661	if (clang_isDeclaration(kind)) {
1662	const Decl *decl = getCursorDecl(Cursor: cursor);
1663	if (const NamedDecl *namedDecl = dyn_cast_or_null<NamedDecl>(Val: decl)) {
1664	ASTUnit *unit = getCursorASTUnit(Cursor: cursor);
1665	CodeCompletionResult Result(namedDecl, CCP_Declaration);
1666	CodeCompletionString *String = Result.CreateCodeCompletionString(
1667	Ctx&: unit->getASTContext(), PP&: unit->getPreprocessor(),
1668	CCContext: CodeCompletionContext::CCC_Other,
1669	Allocator&: unit->getCodeCompletionTUInfo().getAllocator(),
1670	CCTUInfo&: unit->getCodeCompletionTUInfo(), IncludeBriefComments: true);
1671	return String;
1672	}
1673	} else if (kind == CXCursor_MacroDefinition) {
1674	const MacroDefinitionRecord *definition = getCursorMacroDefinition(C: cursor);
1675	const IdentifierInfo *Macro = definition->getName();
1676	ASTUnit *unit = getCursorASTUnit(Cursor: cursor);
1677	CodeCompletionResult Result(
1678	Macro,
1679	unit->getPreprocessor().getMacroDefinition(II: Macro).getMacroInfo());
1680	CodeCompletionString *String = Result.CreateCodeCompletionString(
1681	Ctx&: unit->getASTContext(), PP&: unit->getPreprocessor(),
1682	CCContext: CodeCompletionContext::CCC_Other,
1683	Allocator&: unit->getCodeCompletionTUInfo().getAllocator(),
1684	CCTUInfo&: unit->getCodeCompletionTUInfo(), IncludeBriefComments: false);
1685	return String;
1686	}
1687	return nullptr;
1688	}
1689
1690	namespace {
1691	struct OverridenCursorsPool {
1692	typedef SmallVector<CXCursor, 2> CursorVec;
1693	std::vector<CursorVec *> AllCursors;
1694	std::vector<CursorVec *> AvailableCursors;
1695
1696	~OverridenCursorsPool() {
1697	for (std::vector<CursorVec *>::iterator I = AllCursors.begin(),
1698	E = AllCursors.end();
1699	I != E; ++I) {
1700	delete *I;
1701	}
1702	}
1703	};
1704	} // namespace
1705
1706	void *cxcursor::createOverridenCXCursorsPool() {
1707	return new OverridenCursorsPool();
1708	}
1709
1710	void cxcursor::disposeOverridenCXCursorsPool(void *pool) {
1711	delete static_cast<OverridenCursorsPool *>(pool);
1712	}
1713
1714	void clang_getOverriddenCursors(CXCursor cursor, CXCursor **overridden,
1715	unsigned *num_overridden) {
1716	if (overridden)
1717	*overridden = nullptr;
1718	if (num_overridden)
1719	*num_overridden = 0;
1720
1721	CXTranslationUnit TU = cxcursor::getCursorTU(Cursor: cursor);
1722
1723	if (!overridden || !num_overridden || !TU)
1724	return;
1725
1726	if (!clang_isDeclaration(cursor.kind))
1727	return;
1728
1729	OverridenCursorsPool &pool =
1730	*static_cast<OverridenCursorsPool *>(TU->OverridenCursorsPool);
1731
1732	OverridenCursorsPool::CursorVec *Vec = nullptr;
1733
1734	if (!pool.AvailableCursors.empty()) {
1735	Vec = pool.AvailableCursors.back();
1736	pool.AvailableCursors.pop_back();
1737	} else {
1738	Vec = new OverridenCursorsPool::CursorVec();
1739	pool.AllCursors.push_back(x: Vec);
1740	}
1741
1742	// Clear out the vector, but don't free the memory contents. This
1743	// reduces malloc() traffic.
1744	Vec->clear();
1745
1746	// Use the first entry to contain a back reference to the vector.
1747	// This is a complete hack.
1748	CXCursor backRefCursor = MakeCXCursorInvalid(K: CXCursor_InvalidFile, TU);
1749	backRefCursor.data[0] = Vec;
1750	assert(cxcursor::getCursorTU(backRefCursor) == TU);
1751	Vec->push_back(Elt: backRefCursor);
1752
1753	// Get the overridden cursors.
1754	cxcursor::getOverriddenCursors(cursor, overridden&: *Vec);
1755
1756	// Did we get any overridden cursors? If not, return Vec to the pool
1757	// of available cursor vectors.
1758	if (Vec->size() == 1) {
1759	pool.AvailableCursors.push_back(x: Vec);
1760	return;
1761	}
1762
1763	// Now tell the caller about the overridden cursors.
1764	assert(Vec->size() > 1);
1765	*overridden = &((*Vec)[1]);
1766	*num_overridden = Vec->size() - 1;
1767	}
1768
1769	void clang_disposeOverriddenCursors(CXCursor *overridden) {
1770	if (!overridden)
1771	return;
1772
1773	// Use pointer arithmetic to get back the first faux entry
1774	// which has a back-reference to the TU and the vector.
1775	--overridden;
1776	OverridenCursorsPool::CursorVec *Vec =
1777	static_cast<OverridenCursorsPool::CursorVec *>(
1778	const_cast<void *>(overridden->data[0]));
1779	CXTranslationUnit TU = getCursorTU(Cursor: *overridden);
1780
1781	assert(Vec && TU);
1782
1783	OverridenCursorsPool &pool =
1784	*static_cast<OverridenCursorsPool *>(TU->OverridenCursorsPool);
1785
1786	pool.AvailableCursors.push_back(x: Vec);
1787	}
1788
1789	int clang_Cursor_isDynamicCall(CXCursor C) {
1790	const Expr *E = nullptr;
1791	if (clang_isExpression(C.kind))
1792	E = getCursorExpr(Cursor: C);
1793	if (!E)
1794	return 0;
1795
1796	if (const ObjCMessageExpr *MsgE = dyn_cast<ObjCMessageExpr>(Val: E)) {
1797	if (MsgE->getReceiverKind() != ObjCMessageExpr::Instance)
1798	return false;
1799	if (auto *RecE = dyn_cast<ObjCMessageExpr>(
1800	Val: MsgE->getInstanceReceiver()->IgnoreParenCasts())) {
1801	if (RecE->getMethodFamily() == OMF_alloc)
1802	return false;
1803	}
1804	return true;
1805	}
1806
1807	if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(Val: E)) {
1808	return !PropRefE->isSuperReceiver();
1809	}
1810
1811	const MemberExpr *ME = nullptr;
1812	if (isa<MemberExpr>(Val: E))
1813	ME = cast<MemberExpr>(Val: E);
1814	else if (const CallExpr *CE = dyn_cast<CallExpr>(Val: E))
1815	ME = dyn_cast_or_null<MemberExpr>(Val: CE->getCallee());
1816
1817	if (ME) {
1818	if (const CXXMethodDecl *MD =
1819	dyn_cast_or_null<CXXMethodDecl>(Val: ME->getMemberDecl()))
1820	return MD->isVirtual() &&
1821	ME->performsVirtualDispatch(
1822	LO: cxcursor::getCursorContext(Cursor: C).getLangOpts());
1823	}
1824
1825	return 0;
1826	}
1827
1828	CXType clang_Cursor_getReceiverType(CXCursor C) {
1829	CXTranslationUnit TU = cxcursor::getCursorTU(Cursor: C);
1830	const Expr *E = nullptr;
1831	if (clang_isExpression(C.kind))
1832	E = getCursorExpr(Cursor: C);
1833
1834	if (const ObjCMessageExpr *MsgE = dyn_cast_or_null<ObjCMessageExpr>(Val: E))
1835	return cxtype::MakeCXType(T: MsgE->getReceiverType(), TU);
1836
1837	if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(Val: E)) {
1838	return cxtype::MakeCXType(
1839	T: PropRefE->getReceiverType(ctx: cxcursor::getCursorContext(Cursor: C)), TU);
1840	}
1841
1842	const MemberExpr *ME = nullptr;
1843	if (isa<MemberExpr>(Val: E))
1844	ME = cast<MemberExpr>(Val: E);
1845	else if (const CallExpr *CE = dyn_cast<CallExpr>(Val: E))
1846	ME = dyn_cast_or_null<MemberExpr>(Val: CE->getCallee());
1847
1848	if (ME) {
1849	if (isa_and_nonnull<CXXMethodDecl>(Val: ME->getMemberDecl())) {
1850	auto receiverTy = ME->getBase()->IgnoreImpCasts()->getType();
1851	return cxtype::MakeCXType(T: receiverTy, TU);
1852	}
1853	}
1854
1855	return cxtype::MakeCXType(T: QualType(), TU);
1856	}
1857