1 //===--- CheckerManager.cpp - Static Analyzer Checker Manager -------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // Defines the Static Analyzer Checker Manager.
12 //===----------------------------------------------------------------------===//
14 #include "clang/StaticAnalyzer/Core/CheckerManager.h"
15 #include "clang/AST/DeclBase.h"
16 #include "clang/Analysis/ProgramPoint.h"
17 #include "clang/StaticAnalyzer/Core/Checker.h"
18 #include "clang/StaticAnalyzer/Core/PathSensitive/CallEvent.h"
19 #include "clang/StaticAnalyzer/Core/PathSensitive/CheckerContext.h"
21 using namespace clang;
24 bool CheckerManager::hasPathSensitiveCheckers() const {
25 return !StmtCheckers.empty() ||
26 !PreObjCMessageCheckers.empty() ||
27 !PostObjCMessageCheckers.empty() ||
28 !PreCallCheckers.empty() ||
29 !PostCallCheckers.empty() ||
30 !LocationCheckers.empty() ||
31 !BindCheckers.empty() ||
32 !EndAnalysisCheckers.empty() ||
33 !EndFunctionCheckers.empty() ||
34 !BranchConditionCheckers.empty() ||
35 !LiveSymbolsCheckers.empty() ||
36 !DeadSymbolsCheckers.empty() ||
37 !RegionChangesCheckers.empty() ||
38 !EvalAssumeCheckers.empty() ||
39 !EvalCallCheckers.empty();
42 void CheckerManager::finishedCheckerRegistration() {
44 // Make sure that for every event that has listeners, there is at least
45 // one dispatcher registered for it.
46 for (llvm::DenseMap<EventTag, EventInfo>::iterator
47 I = Events.begin(), E = Events.end(); I != E; ++I)
48 assert(I->second.HasDispatcher && "No dispatcher registered for an event");
52 //===----------------------------------------------------------------------===//
53 // Functions for running checkers for AST traversing..
54 //===----------------------------------------------------------------------===//
56 void CheckerManager::runCheckersOnASTDecl(const Decl *D, AnalysisManager& mgr,
60 unsigned DeclKind = D->getKind();
61 CachedDeclCheckers *checkers = 0;
62 CachedDeclCheckersMapTy::iterator CCI = CachedDeclCheckersMap.find(DeclKind);
63 if (CCI != CachedDeclCheckersMap.end()) {
64 checkers = &(CCI->second);
66 // Find the checkers that should run for this Decl and cache them.
67 checkers = &CachedDeclCheckersMap[DeclKind];
68 for (unsigned i = 0, e = DeclCheckers.size(); i != e; ++i) {
69 DeclCheckerInfo &info = DeclCheckers[i];
70 if (info.IsForDeclFn(D))
71 checkers->push_back(info.CheckFn);
76 for (CachedDeclCheckers::iterator
77 I = checkers->begin(), E = checkers->end(); I != E; ++I)
81 void CheckerManager::runCheckersOnASTBody(const Decl *D, AnalysisManager& mgr,
83 assert(D && D->hasBody());
85 for (unsigned i = 0, e = BodyCheckers.size(); i != e; ++i)
86 BodyCheckers[i](D, mgr, BR);
89 //===----------------------------------------------------------------------===//
90 // Functions for running checkers for path-sensitive checking.
91 //===----------------------------------------------------------------------===//
93 template <typename CHECK_CTX>
94 static void expandGraphWithCheckers(CHECK_CTX checkCtx,
96 const ExplodedNodeSet &Src) {
97 const NodeBuilderContext &BldrCtx = checkCtx.Eng.getBuilderContext();
101 typename CHECK_CTX::CheckersTy::const_iterator
102 I = checkCtx.checkers_begin(), E = checkCtx.checkers_end();
108 ExplodedNodeSet Tmp1, Tmp2;
109 const ExplodedNodeSet *PrevSet = &Src;
111 for (; I != E; ++I) {
112 ExplodedNodeSet *CurrSet = 0;
116 CurrSet = (PrevSet == &Tmp1) ? &Tmp2 : &Tmp1;
120 NodeBuilder B(*PrevSet, *CurrSet, BldrCtx);
121 for (ExplodedNodeSet::iterator NI = PrevSet->begin(), NE = PrevSet->end();
123 checkCtx.runChecker(*I, B, *NI);
126 // If all the produced transitions are sinks, stop.
127 if (CurrSet->empty())
130 // Update which NodeSet is the current one.
136 struct CheckStmtContext {
137 typedef SmallVectorImpl<CheckerManager::CheckStmtFunc> CheckersTy;
139 const CheckersTy &Checkers;
144 CheckersTy::const_iterator checkers_begin() { return Checkers.begin(); }
145 CheckersTy::const_iterator checkers_end() { return Checkers.end(); }
147 CheckStmtContext(bool isPreVisit, const CheckersTy &checkers,
148 const Stmt *s, ExprEngine &eng, bool wasInlined = false)
149 : IsPreVisit(isPreVisit), Checkers(checkers), S(s), Eng(eng),
150 WasInlined(wasInlined) {}
152 void runChecker(CheckerManager::CheckStmtFunc checkFn,
153 NodeBuilder &Bldr, ExplodedNode *Pred) {
154 // FIXME: Remove respondsToCallback from CheckerContext;
155 ProgramPoint::Kind K = IsPreVisit ? ProgramPoint::PreStmtKind :
156 ProgramPoint::PostStmtKind;
157 const ProgramPoint &L = ProgramPoint::getProgramPoint(S, K,
158 Pred->getLocationContext(), checkFn.Checker);
159 CheckerContext C(Bldr, Eng, Pred, L, WasInlined);
165 /// \brief Run checkers for visiting Stmts.
166 void CheckerManager::runCheckersForStmt(bool isPreVisit,
167 ExplodedNodeSet &Dst,
168 const ExplodedNodeSet &Src,
172 CheckStmtContext C(isPreVisit, *getCachedStmtCheckersFor(S, isPreVisit),
174 expandGraphWithCheckers(C, Dst, Src);
178 struct CheckObjCMessageContext {
179 typedef std::vector<CheckerManager::CheckObjCMessageFunc> CheckersTy;
180 bool IsPreVisit, WasInlined;
181 const CheckersTy &Checkers;
182 const ObjCMethodCall &Msg;
185 CheckersTy::const_iterator checkers_begin() { return Checkers.begin(); }
186 CheckersTy::const_iterator checkers_end() { return Checkers.end(); }
188 CheckObjCMessageContext(bool isPreVisit, const CheckersTy &checkers,
189 const ObjCMethodCall &msg, ExprEngine &eng,
191 : IsPreVisit(isPreVisit), WasInlined(wasInlined), Checkers(checkers),
192 Msg(msg), Eng(eng) { }
194 void runChecker(CheckerManager::CheckObjCMessageFunc checkFn,
195 NodeBuilder &Bldr, ExplodedNode *Pred) {
196 const ProgramPoint &L = Msg.getProgramPoint(IsPreVisit,checkFn.Checker);
197 CheckerContext C(Bldr, Eng, Pred, L, WasInlined);
199 checkFn(*Msg.cloneWithState<ObjCMethodCall>(Pred->getState()), C);
204 /// \brief Run checkers for visiting obj-c messages.
205 void CheckerManager::runCheckersForObjCMessage(bool isPreVisit,
206 ExplodedNodeSet &Dst,
207 const ExplodedNodeSet &Src,
208 const ObjCMethodCall &msg,
211 CheckObjCMessageContext C(isPreVisit,
212 isPreVisit ? PreObjCMessageCheckers
213 : PostObjCMessageCheckers,
214 msg, Eng, WasInlined);
215 expandGraphWithCheckers(C, Dst, Src);
219 // FIXME: This has all the same signatures as CheckObjCMessageContext.
220 // Is there a way we can merge the two?
221 struct CheckCallContext {
222 typedef std::vector<CheckerManager::CheckCallFunc> CheckersTy;
223 bool IsPreVisit, WasInlined;
224 const CheckersTy &Checkers;
225 const CallEvent &Call;
228 CheckersTy::const_iterator checkers_begin() { return Checkers.begin(); }
229 CheckersTy::const_iterator checkers_end() { return Checkers.end(); }
231 CheckCallContext(bool isPreVisit, const CheckersTy &checkers,
232 const CallEvent &call, ExprEngine &eng,
234 : IsPreVisit(isPreVisit), WasInlined(wasInlined), Checkers(checkers),
235 Call(call), Eng(eng) { }
237 void runChecker(CheckerManager::CheckCallFunc checkFn,
238 NodeBuilder &Bldr, ExplodedNode *Pred) {
239 const ProgramPoint &L = Call.getProgramPoint(IsPreVisit,checkFn.Checker);
240 CheckerContext C(Bldr, Eng, Pred, L, WasInlined);
242 checkFn(*Call.cloneWithState(Pred->getState()), C);
247 /// \brief Run checkers for visiting an abstract call event.
248 void CheckerManager::runCheckersForCallEvent(bool isPreVisit,
249 ExplodedNodeSet &Dst,
250 const ExplodedNodeSet &Src,
251 const CallEvent &Call,
254 CheckCallContext C(isPreVisit,
255 isPreVisit ? PreCallCheckers
257 Call, Eng, WasInlined);
258 expandGraphWithCheckers(C, Dst, Src);
262 struct CheckLocationContext {
263 typedef std::vector<CheckerManager::CheckLocationFunc> CheckersTy;
264 const CheckersTy &Checkers;
267 const Stmt *NodeEx; /* Will become a CFGStmt */
271 CheckersTy::const_iterator checkers_begin() { return Checkers.begin(); }
272 CheckersTy::const_iterator checkers_end() { return Checkers.end(); }
274 CheckLocationContext(const CheckersTy &checkers,
275 SVal loc, bool isLoad, const Stmt *NodeEx,
278 : Checkers(checkers), Loc(loc), IsLoad(isLoad), NodeEx(NodeEx),
279 BoundEx(BoundEx), Eng(eng) {}
281 void runChecker(CheckerManager::CheckLocationFunc checkFn,
282 NodeBuilder &Bldr, ExplodedNode *Pred) {
283 ProgramPoint::Kind K = IsLoad ? ProgramPoint::PreLoadKind :
284 ProgramPoint::PreStoreKind;
285 const ProgramPoint &L =
286 ProgramPoint::getProgramPoint(NodeEx, K,
287 Pred->getLocationContext(),
289 CheckerContext C(Bldr, Eng, Pred, L);
290 checkFn(Loc, IsLoad, BoundEx, C);
295 /// \brief Run checkers for load/store of a location.
297 void CheckerManager::runCheckersForLocation(ExplodedNodeSet &Dst,
298 const ExplodedNodeSet &Src,
299 SVal location, bool isLoad,
303 CheckLocationContext C(LocationCheckers, location, isLoad, NodeEx,
305 expandGraphWithCheckers(C, Dst, Src);
309 struct CheckBindContext {
310 typedef std::vector<CheckerManager::CheckBindFunc> CheckersTy;
311 const CheckersTy &Checkers;
316 const ProgramPoint &PP;
318 CheckersTy::const_iterator checkers_begin() { return Checkers.begin(); }
319 CheckersTy::const_iterator checkers_end() { return Checkers.end(); }
321 CheckBindContext(const CheckersTy &checkers,
322 SVal loc, SVal val, const Stmt *s, ExprEngine &eng,
323 const ProgramPoint &pp)
324 : Checkers(checkers), Loc(loc), Val(val), S(s), Eng(eng), PP(pp) {}
326 void runChecker(CheckerManager::CheckBindFunc checkFn,
327 NodeBuilder &Bldr, ExplodedNode *Pred) {
328 const ProgramPoint &L = PP.withTag(checkFn.Checker);
329 CheckerContext C(Bldr, Eng, Pred, L);
331 checkFn(Loc, Val, S, C);
336 /// \brief Run checkers for binding of a value to a location.
337 void CheckerManager::runCheckersForBind(ExplodedNodeSet &Dst,
338 const ExplodedNodeSet &Src,
339 SVal location, SVal val,
340 const Stmt *S, ExprEngine &Eng,
341 const ProgramPoint &PP) {
342 CheckBindContext C(BindCheckers, location, val, S, Eng, PP);
343 expandGraphWithCheckers(C, Dst, Src);
346 void CheckerManager::runCheckersForEndAnalysis(ExplodedGraph &G,
349 for (unsigned i = 0, e = EndAnalysisCheckers.size(); i != e; ++i)
350 EndAnalysisCheckers[i](G, BR, Eng);
353 /// \brief Run checkers for end of path.
354 // Note, We do not chain the checker output (like in expandGraphWithCheckers)
355 // for this callback since end of path nodes are expected to be final.
356 void CheckerManager::runCheckersForEndFunction(NodeBuilderContext &BC,
357 ExplodedNodeSet &Dst,
361 // We define the builder outside of the loop bacause if at least one checkers
362 // creates a sucsessor for Pred, we do not need to generate an
363 // autotransition for it.
364 NodeBuilder Bldr(Pred, Dst, BC);
365 for (unsigned i = 0, e = EndFunctionCheckers.size(); i != e; ++i) {
366 CheckEndFunctionFunc checkFn = EndFunctionCheckers[i];
368 const ProgramPoint &L = BlockEntrance(BC.Block,
369 Pred->getLocationContext(),
371 CheckerContext C(Bldr, Eng, Pred, L);
377 struct CheckBranchConditionContext {
378 typedef std::vector<CheckerManager::CheckBranchConditionFunc> CheckersTy;
379 const CheckersTy &Checkers;
380 const Stmt *Condition;
383 CheckersTy::const_iterator checkers_begin() { return Checkers.begin(); }
384 CheckersTy::const_iterator checkers_end() { return Checkers.end(); }
386 CheckBranchConditionContext(const CheckersTy &checkers,
387 const Stmt *Cond, ExprEngine &eng)
388 : Checkers(checkers), Condition(Cond), Eng(eng) {}
390 void runChecker(CheckerManager::CheckBranchConditionFunc checkFn,
391 NodeBuilder &Bldr, ExplodedNode *Pred) {
392 ProgramPoint L = PostCondition(Condition, Pred->getLocationContext(),
394 CheckerContext C(Bldr, Eng, Pred, L);
395 checkFn(Condition, C);
400 /// \brief Run checkers for branch condition.
401 void CheckerManager::runCheckersForBranchCondition(const Stmt *Condition,
402 ExplodedNodeSet &Dst,
407 CheckBranchConditionContext C(BranchConditionCheckers, Condition, Eng);
408 expandGraphWithCheckers(C, Dst, Src);
411 /// \brief Run checkers for live symbols.
412 void CheckerManager::runCheckersForLiveSymbols(ProgramStateRef state,
413 SymbolReaper &SymReaper) {
414 for (unsigned i = 0, e = LiveSymbolsCheckers.size(); i != e; ++i)
415 LiveSymbolsCheckers[i](state, SymReaper);
419 struct CheckDeadSymbolsContext {
420 typedef std::vector<CheckerManager::CheckDeadSymbolsFunc> CheckersTy;
421 const CheckersTy &Checkers;
425 ProgramPoint::Kind ProgarmPointKind;
427 CheckersTy::const_iterator checkers_begin() { return Checkers.begin(); }
428 CheckersTy::const_iterator checkers_end() { return Checkers.end(); }
430 CheckDeadSymbolsContext(const CheckersTy &checkers, SymbolReaper &sr,
431 const Stmt *s, ExprEngine &eng,
432 ProgramPoint::Kind K)
433 : Checkers(checkers), SR(sr), S(s), Eng(eng), ProgarmPointKind(K) { }
435 void runChecker(CheckerManager::CheckDeadSymbolsFunc checkFn,
436 NodeBuilder &Bldr, ExplodedNode *Pred) {
437 const ProgramPoint &L = ProgramPoint::getProgramPoint(S, ProgarmPointKind,
438 Pred->getLocationContext(), checkFn.Checker);
439 CheckerContext C(Bldr, Eng, Pred, L);
441 // Note, do not pass the statement to the checkers without letting them
442 // differentiate if we ran remove dead bindings before or after the
449 /// \brief Run checkers for dead symbols.
450 void CheckerManager::runCheckersForDeadSymbols(ExplodedNodeSet &Dst,
451 const ExplodedNodeSet &Src,
452 SymbolReaper &SymReaper,
455 ProgramPoint::Kind K) {
456 CheckDeadSymbolsContext C(DeadSymbolsCheckers, SymReaper, S, Eng, K);
457 expandGraphWithCheckers(C, Dst, Src);
460 /// \brief True if at least one checker wants to check region changes.
461 bool CheckerManager::wantsRegionChangeUpdate(ProgramStateRef state) {
462 for (unsigned i = 0, e = RegionChangesCheckers.size(); i != e; ++i)
463 if (RegionChangesCheckers[i].WantUpdateFn(state))
469 /// \brief Run checkers for region changes.
471 CheckerManager::runCheckersForRegionChanges(ProgramStateRef state,
472 const InvalidatedSymbols *invalidated,
473 ArrayRef<const MemRegion *> ExplicitRegions,
474 ArrayRef<const MemRegion *> Regions,
475 const CallEvent *Call) {
476 for (unsigned i = 0, e = RegionChangesCheckers.size(); i != e; ++i) {
477 // If any checker declares the state infeasible (or if it starts that way),
481 state = RegionChangesCheckers[i].CheckFn(state, invalidated,
482 ExplicitRegions, Regions, Call);
487 /// \brief Run checkers to process symbol escape event.
489 CheckerManager::runCheckersForPointerEscape(ProgramStateRef State,
490 const InvalidatedSymbols &Escaped,
491 const CallEvent *Call,
492 PointerEscapeKind Kind,
494 assert((Call != NULL ||
495 (Kind != PSK_DirectEscapeOnCall &&
496 Kind != PSK_IndirectEscapeOnCall)) &&
497 "Call must not be NULL when escaping on call");
498 for (unsigned i = 0, e = PointerEscapeCheckers.size(); i != e; ++i) {
499 // If any checker declares the state infeasible (or if it starts that
503 State = PointerEscapeCheckers[i](State, Escaped, Call, Kind, IsConst);
508 /// \brief Run checkers for handling assumptions on symbolic values.
510 CheckerManager::runCheckersForEvalAssume(ProgramStateRef state,
511 SVal Cond, bool Assumption) {
512 for (unsigned i = 0, e = EvalAssumeCheckers.size(); i != e; ++i) {
513 // If any checker declares the state infeasible (or if it starts that way),
517 state = EvalAssumeCheckers[i](state, Cond, Assumption);
522 /// \brief Run checkers for evaluating a call.
523 /// Only one checker will evaluate the call.
524 void CheckerManager::runCheckersForEvalCall(ExplodedNodeSet &Dst,
525 const ExplodedNodeSet &Src,
526 const CallEvent &Call,
528 const CallExpr *CE = cast<CallExpr>(Call.getOriginExpr());
529 for (ExplodedNodeSet::iterator
530 NI = Src.begin(), NE = Src.end(); NI != NE; ++NI) {
531 ExplodedNode *Pred = *NI;
532 bool anyEvaluated = false;
534 ExplodedNodeSet checkDst;
535 NodeBuilder B(Pred, checkDst, Eng.getBuilderContext());
537 // Check if any of the EvalCall callbacks can evaluate the call.
538 for (std::vector<EvalCallFunc>::iterator
539 EI = EvalCallCheckers.begin(), EE = EvalCallCheckers.end();
541 ProgramPoint::Kind K = ProgramPoint::PostStmtKind;
542 const ProgramPoint &L = ProgramPoint::getProgramPoint(CE, K,
543 Pred->getLocationContext(), EI->Checker);
544 bool evaluated = false;
545 { // CheckerContext generates transitions(populates checkDest) on
546 // destruction, so introduce the scope to make sure it gets properly
548 CheckerContext C(B, Eng, Pred, L);
549 evaluated = (*EI)(CE, C);
551 assert(!(evaluated && anyEvaluated)
552 && "There are more than one checkers evaluating the call");
555 Dst.insert(checkDst);
557 break; // on release don't check that no other checker also evals.
562 // If none of the checkers evaluated the call, ask ExprEngine to handle it.
564 NodeBuilder B(Pred, Dst, Eng.getBuilderContext());
565 Eng.defaultEvalCall(B, Pred, Call);
570 /// \brief Run checkers for the entire Translation Unit.
571 void CheckerManager::runCheckersOnEndOfTranslationUnit(
572 const TranslationUnitDecl *TU,
573 AnalysisManager &mgr,
575 for (unsigned i = 0, e = EndOfTranslationUnitCheckers.size(); i != e; ++i)
576 EndOfTranslationUnitCheckers[i](TU, mgr, BR);
579 void CheckerManager::runCheckersForPrintState(raw_ostream &Out,
580 ProgramStateRef State,
581 const char *NL, const char *Sep) {
582 for (llvm::DenseMap<CheckerTag, CheckerRef>::iterator
583 I = CheckerTags.begin(), E = CheckerTags.end(); I != E; ++I)
584 I->second->printState(Out, State, NL, Sep);
587 //===----------------------------------------------------------------------===//
588 // Internal registration functions for AST traversing.
589 //===----------------------------------------------------------------------===//
591 void CheckerManager::_registerForDecl(CheckDeclFunc checkfn,
592 HandlesDeclFunc isForDeclFn) {
593 DeclCheckerInfo info = { checkfn, isForDeclFn };
594 DeclCheckers.push_back(info);
597 void CheckerManager::_registerForBody(CheckDeclFunc checkfn) {
598 BodyCheckers.push_back(checkfn);
601 //===----------------------------------------------------------------------===//
602 // Internal registration functions for path-sensitive checking.
603 //===----------------------------------------------------------------------===//
605 void CheckerManager::_registerForPreStmt(CheckStmtFunc checkfn,
606 HandlesStmtFunc isForStmtFn) {
607 StmtCheckerInfo info = { checkfn, isForStmtFn, /*IsPreVisit*/true };
608 StmtCheckers.push_back(info);
610 void CheckerManager::_registerForPostStmt(CheckStmtFunc checkfn,
611 HandlesStmtFunc isForStmtFn) {
612 StmtCheckerInfo info = { checkfn, isForStmtFn, /*IsPreVisit*/false };
613 StmtCheckers.push_back(info);
616 void CheckerManager::_registerForPreObjCMessage(CheckObjCMessageFunc checkfn) {
617 PreObjCMessageCheckers.push_back(checkfn);
619 void CheckerManager::_registerForPostObjCMessage(CheckObjCMessageFunc checkfn) {
620 PostObjCMessageCheckers.push_back(checkfn);
623 void CheckerManager::_registerForPreCall(CheckCallFunc checkfn) {
624 PreCallCheckers.push_back(checkfn);
626 void CheckerManager::_registerForPostCall(CheckCallFunc checkfn) {
627 PostCallCheckers.push_back(checkfn);
630 void CheckerManager::_registerForLocation(CheckLocationFunc checkfn) {
631 LocationCheckers.push_back(checkfn);
634 void CheckerManager::_registerForBind(CheckBindFunc checkfn) {
635 BindCheckers.push_back(checkfn);
638 void CheckerManager::_registerForEndAnalysis(CheckEndAnalysisFunc checkfn) {
639 EndAnalysisCheckers.push_back(checkfn);
642 void CheckerManager::_registerForEndFunction(CheckEndFunctionFunc checkfn) {
643 EndFunctionCheckers.push_back(checkfn);
646 void CheckerManager::_registerForBranchCondition(
647 CheckBranchConditionFunc checkfn) {
648 BranchConditionCheckers.push_back(checkfn);
651 void CheckerManager::_registerForLiveSymbols(CheckLiveSymbolsFunc checkfn) {
652 LiveSymbolsCheckers.push_back(checkfn);
655 void CheckerManager::_registerForDeadSymbols(CheckDeadSymbolsFunc checkfn) {
656 DeadSymbolsCheckers.push_back(checkfn);
659 void CheckerManager::_registerForRegionChanges(CheckRegionChangesFunc checkfn,
660 WantsRegionChangeUpdateFunc wantUpdateFn) {
661 RegionChangesCheckerInfo info = {checkfn, wantUpdateFn};
662 RegionChangesCheckers.push_back(info);
665 void CheckerManager::_registerForPointerEscape(CheckPointerEscapeFunc checkfn){
666 PointerEscapeCheckers.push_back(checkfn);
669 void CheckerManager::_registerForConstPointerEscape(
670 CheckPointerEscapeFunc checkfn) {
671 PointerEscapeCheckers.push_back(checkfn);
674 void CheckerManager::_registerForEvalAssume(EvalAssumeFunc checkfn) {
675 EvalAssumeCheckers.push_back(checkfn);
678 void CheckerManager::_registerForEvalCall(EvalCallFunc checkfn) {
679 EvalCallCheckers.push_back(checkfn);
682 void CheckerManager::_registerForEndOfTranslationUnit(
683 CheckEndOfTranslationUnit checkfn) {
684 EndOfTranslationUnitCheckers.push_back(checkfn);
687 //===----------------------------------------------------------------------===//
688 // Implementation details.
689 //===----------------------------------------------------------------------===//
691 CheckerManager::CachedStmtCheckers *
692 CheckerManager::getCachedStmtCheckersFor(const Stmt *S, bool isPreVisit) {
695 CachedStmtCheckersKey key(S->getStmtClass(), isPreVisit);
696 CachedStmtCheckers *checkers = 0;
697 CachedStmtCheckersMapTy::iterator CCI = CachedStmtCheckersMap.find(key);
698 if (CCI != CachedStmtCheckersMap.end()) {
699 checkers = &(CCI->second);
701 // Find the checkers that should run for this Stmt and cache them.
702 checkers = &CachedStmtCheckersMap[key];
703 for (unsigned i = 0, e = StmtCheckers.size(); i != e; ++i) {
704 StmtCheckerInfo &info = StmtCheckers[i];
705 if (info.IsPreVisit == isPreVisit && info.IsForStmtFn(S))
706 checkers->push_back(info.CheckFn);
714 CheckerManager::~CheckerManager() {
715 for (unsigned i = 0, e = CheckerDtors.size(); i != e; ++i)