CheckerManager.cpp revision 390909c89c98ab1807e15e033a72e975f866fb23
143dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis//===--- CheckerManager.cpp - Static Analyzer Checker Manager -------------===// 243dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// 343dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// The LLVM Compiler Infrastructure 443dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// 543dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// This file is distributed under the University of Illinois Open Source 643dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// License. See LICENSE.TXT for details. 743dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// 843dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis//===----------------------------------------------------------------------===// 943dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// 1043dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// Defines the Static Analyzer Checker Manager. 1143dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// 1243dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis//===----------------------------------------------------------------------===// 1343dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis 1443dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis#include "clang/StaticAnalyzer/Core/CheckerManager.h" 15ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek#include "clang/StaticAnalyzer/Core/Checker.h" 16769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis#include "clang/StaticAnalyzer/Core/PathSensitive/CheckerContext.h" 17d1e5a89226da79f7e6f43d40facc46abda9e5245Jordy Rose#include "clang/StaticAnalyzer/Core/PathSensitive/ObjCMessage.h" 18769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis#include "clang/Analysis/ProgramPoint.h" 199fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis#include "clang/AST/DeclBase.h" 2043dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis 2143dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidisusing namespace clang; 2243dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidisusing namespace ento; 2343dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis 24d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidisbool CheckerManager::hasPathSensitiveCheckers() const { 25d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis return !StmtCheckers.empty() || 26d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis !PreObjCMessageCheckers.empty() || 27d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis !PostObjCMessageCheckers.empty() || 28d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis !LocationCheckers.empty() || 29d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis !BindCheckers.empty() || 30d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis !EndAnalysisCheckers.empty() || 31d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis !EndPathCheckers.empty() || 32d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis !BranchConditionCheckers.empty() || 33d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis !LiveSymbolsCheckers.empty() || 34d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis !DeadSymbolsCheckers.empty() || 35d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis !RegionChangesCheckers.empty() || 36d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis !EvalAssumeCheckers.empty() || 37dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks !EvalCallCheckers.empty() || 38dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks !InlineCallCheckers.empty(); 39d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis} 40d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis 41deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidisvoid CheckerManager::finishedCheckerRegistration() { 42deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis#ifndef NDEBUG 43deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis // Make sure that for every event that has listeners, there is at least 44deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis // one dispatcher registered for it. 45deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis for (llvm::DenseMap<EventTag, EventInfo>::iterator 46deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis I = Events.begin(), E = Events.end(); I != E; ++I) 47deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis assert(I->second.HasDispatcher && "No dispatcher registered for an event"); 48deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis#endif 49deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis} 50deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis 51769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 52769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis// Functions for running checkers for AST traversing.. 53769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 54769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 559fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidisvoid CheckerManager::runCheckersOnASTDecl(const Decl *D, AnalysisManager& mgr, 569fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis BugReporter &BR) { 579fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis assert(D); 589fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 599fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis unsigned DeclKind = D->getKind(); 609fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis CachedDeclCheckers *checkers = 0; 619fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis CachedDeclCheckersMapTy::iterator CCI = CachedDeclCheckersMap.find(DeclKind); 629fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis if (CCI != CachedDeclCheckersMap.end()) { 639fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis checkers = &(CCI->second); 649fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis } else { 659fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis // Find the checkers that should run for this Decl and cache them. 669fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis checkers = &CachedDeclCheckersMap[DeclKind]; 679fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis for (unsigned i = 0, e = DeclCheckers.size(); i != e; ++i) { 689fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis DeclCheckerInfo &info = DeclCheckers[i]; 699fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis if (info.IsForDeclFn(D)) 70769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis checkers->push_back(info.CheckFn); 719fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis } 729fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis } 739fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 749fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis assert(checkers); 759fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis for (CachedDeclCheckers::iterator 76769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis I = checkers->begin(), E = checkers->end(); I != E; ++I) 77769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis (*I)(D, mgr, BR); 789fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis} 799fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 809fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidisvoid CheckerManager::runCheckersOnASTBody(const Decl *D, AnalysisManager& mgr, 819fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis BugReporter &BR) { 829fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis assert(D && D->hasBody()); 839fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 84769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis for (unsigned i = 0, e = BodyCheckers.size(); i != e; ++i) 85769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis BodyCheckers[i](D, mgr, BR); 86769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} 87769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 88769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 89769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis// Functions for running checkers for path-sensitive checking. 90769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 91769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 92769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidistemplate <typename CHECK_CTX> 93c2e0db82139c70c0eac9d5c165b6bf3250af5bedArgyrios Kyrtzidisstatic void expandGraphWithCheckers(CHECK_CTX checkCtx, 94c2e0db82139c70c0eac9d5c165b6bf3250af5bedArgyrios Kyrtzidis ExplodedNodeSet &Dst, 95cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis const ExplodedNodeSet &Src) { 96769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 97e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis typename CHECK_CTX::CheckersTy::const_iterator 98e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis I = checkCtx.checkers_begin(), E = checkCtx.checkers_end(); 99e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis if (I == E) { 100769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis Dst.insert(Src); 101769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis return; 102769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 103769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 104cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis ExplodedNodeSet Tmp1, Tmp2; 105cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis const ExplodedNodeSet *PrevSet = &Src; 106769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 107e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis for (; I != E; ++I) { 108769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExplodedNodeSet *CurrSet = 0; 109769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis if (I+1 == E) 110769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CurrSet = &Dst; 111769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis else { 112cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis CurrSet = (PrevSet == &Tmp1) ? &Tmp2 : &Tmp1; 113769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CurrSet->clear(); 114769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 115769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 116769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis for (ExplodedNodeSet::iterator NI = PrevSet->begin(), NE = PrevSet->end(); 117769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis NI != NE; ++NI) 118769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis checkCtx.runChecker(*I, *CurrSet, *NI); 119769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 120769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis // Update which NodeSet is the current one. 121769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis PrevSet = CurrSet; 1229fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis } 1239fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis} 1249fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 125769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisnamespace { 126769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis struct CheckStmtContext { 1275f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner typedef SmallVectorImpl<CheckerManager::CheckStmtFunc> CheckersTy; 128769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis bool IsPreVisit; 129769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const CheckersTy &Checkers; 130769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const Stmt *S; 131769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExprEngine &Eng; 132769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 133e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis CheckersTy::const_iterator checkers_begin() { return Checkers.begin(); } 134e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis CheckersTy::const_iterator checkers_end() { return Checkers.end(); } 135e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis 136769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CheckStmtContext(bool isPreVisit, const CheckersTy &checkers, 137769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const Stmt *s, ExprEngine &eng) 138769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis : IsPreVisit(isPreVisit), Checkers(checkers), S(s), Eng(eng) { } 139769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 140769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void runChecker(CheckerManager::CheckStmtFunc checkFn, 141769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExplodedNodeSet &Dst, ExplodedNode *Pred) { 142769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis // FIXME: Remove respondsToCallback from CheckerContext; 143769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CheckerContext C(Dst, Eng.getBuilder(), Eng, Pred, checkFn.Checker, 144769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis IsPreVisit ? ProgramPoint::PreStmtKind : 145769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ProgramPoint::PostStmtKind, 0, S); 146769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis checkFn(S, C); 147769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 148769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis }; 149769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} 150769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 151769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis/// \brief Run checkers for visiting Stmts. 152769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisvoid CheckerManager::runCheckersForStmt(bool isPreVisit, 153769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExplodedNodeSet &Dst, 154cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis const ExplodedNodeSet &Src, 155769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const Stmt *S, 156769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExprEngine &Eng) { 157769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CheckStmtContext C(isPreVisit, *getCachedStmtCheckersFor(S, isPreVisit), 158769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis S, Eng); 159c2e0db82139c70c0eac9d5c165b6bf3250af5bedArgyrios Kyrtzidis expandGraphWithCheckers(C, Dst, Src); 160769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} 161769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 162769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisnamespace { 163769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis struct CheckObjCMessageContext { 164769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis typedef std::vector<CheckerManager::CheckObjCMessageFunc> CheckersTy; 165769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis bool IsPreVisit; 166769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const CheckersTy &Checkers; 167769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const ObjCMessage &Msg; 168769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExprEngine &Eng; 169769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 170e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis CheckersTy::const_iterator checkers_begin() { return Checkers.begin(); } 171e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis CheckersTy::const_iterator checkers_end() { return Checkers.end(); } 172e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis 173769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CheckObjCMessageContext(bool isPreVisit, const CheckersTy &checkers, 174769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const ObjCMessage &msg, ExprEngine &eng) 175769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis : IsPreVisit(isPreVisit), Checkers(checkers), Msg(msg), Eng(eng) { } 176769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 177769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void runChecker(CheckerManager::CheckObjCMessageFunc checkFn, 178769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExplodedNodeSet &Dst, ExplodedNode *Pred) { 179769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CheckerContext C(Dst, Eng.getBuilder(), Eng, Pred, checkFn.Checker, 180769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis IsPreVisit ? ProgramPoint::PreStmtKind : 181769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ProgramPoint::PostStmtKind, 0, 182769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis Msg.getOriginExpr()); 183769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis checkFn(Msg, C); 184769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 185769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis }; 186769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} 187769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 188769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis/// \brief Run checkers for visiting obj-c messages. 189769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisvoid CheckerManager::runCheckersForObjCMessage(bool isPreVisit, 190769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExplodedNodeSet &Dst, 191cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis const ExplodedNodeSet &Src, 192769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const ObjCMessage &msg, 193769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExprEngine &Eng) { 1943f8212787d9bd620930817177fbba5f32659377fArgyrios Kyrtzidis CheckObjCMessageContext C(isPreVisit, 1953f8212787d9bd620930817177fbba5f32659377fArgyrios Kyrtzidis isPreVisit ? PreObjCMessageCheckers 1963f8212787d9bd620930817177fbba5f32659377fArgyrios Kyrtzidis : PostObjCMessageCheckers, 1973f8212787d9bd620930817177fbba5f32659377fArgyrios Kyrtzidis msg, Eng); 198c2e0db82139c70c0eac9d5c165b6bf3250af5bedArgyrios Kyrtzidis expandGraphWithCheckers(C, Dst, Src); 199769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} 200769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 201769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisnamespace { 202769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis struct CheckLocationContext { 203769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis typedef std::vector<CheckerManager::CheckLocationFunc> CheckersTy; 204769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const CheckersTy &Checkers; 205769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis SVal Loc; 206769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis bool IsLoad; 207769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const Stmt *S; 208769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExprEngine &Eng; 209769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 210e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis CheckersTy::const_iterator checkers_begin() { return Checkers.begin(); } 211e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis CheckersTy::const_iterator checkers_end() { return Checkers.end(); } 212e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis 213769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CheckLocationContext(const CheckersTy &checkers, 2149c0d6891b3ec4b0d20b8a295946c0dc5426d147cArgyrios Kyrtzidis SVal loc, bool isLoad, const Stmt *s, ExprEngine &eng) 2159c0d6891b3ec4b0d20b8a295946c0dc5426d147cArgyrios Kyrtzidis : Checkers(checkers), Loc(loc), IsLoad(isLoad), S(s), Eng(eng) { } 216769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 217769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void runChecker(CheckerManager::CheckLocationFunc checkFn, 218769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExplodedNodeSet &Dst, ExplodedNode *Pred) { 219769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CheckerContext C(Dst, Eng.getBuilder(), Eng, Pred, checkFn.Checker, 220769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis IsLoad ? ProgramPoint::PreLoadKind : 2219c0d6891b3ec4b0d20b8a295946c0dc5426d147cArgyrios Kyrtzidis ProgramPoint::PreStoreKind, 0, S); 222390909c89c98ab1807e15e033a72e975f866fb23Anna Zaks checkFn(Loc, IsLoad, S, C); 223769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 224769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis }; 2259fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis} 2269fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 227769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis/// \brief Run checkers for load/store of a location. 228769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisvoid CheckerManager::runCheckersForLocation(ExplodedNodeSet &Dst, 229cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis const ExplodedNodeSet &Src, 230769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis SVal location, bool isLoad, 2319c0d6891b3ec4b0d20b8a295946c0dc5426d147cArgyrios Kyrtzidis const Stmt *S, ExprEngine &Eng) { 2329c0d6891b3ec4b0d20b8a295946c0dc5426d147cArgyrios Kyrtzidis CheckLocationContext C(LocationCheckers, location, isLoad, S, Eng); 233c2e0db82139c70c0eac9d5c165b6bf3250af5bedArgyrios Kyrtzidis expandGraphWithCheckers(C, Dst, Src); 2349fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis} 2359fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 236312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidisnamespace { 237312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis struct CheckBindContext { 238312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis typedef std::vector<CheckerManager::CheckBindFunc> CheckersTy; 239312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis const CheckersTy &Checkers; 240312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis SVal Loc; 241312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis SVal Val; 242312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis const Stmt *S; 243312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis ExprEngine &Eng; 244312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 245312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis CheckersTy::const_iterator checkers_begin() { return Checkers.begin(); } 246312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis CheckersTy::const_iterator checkers_end() { return Checkers.end(); } 247312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 248312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis CheckBindContext(const CheckersTy &checkers, 249312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis SVal loc, SVal val, const Stmt *s, ExprEngine &eng) 250312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis : Checkers(checkers), Loc(loc), Val(val), S(s), Eng(eng) { } 251312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 252312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis void runChecker(CheckerManager::CheckBindFunc checkFn, 253312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis ExplodedNodeSet &Dst, ExplodedNode *Pred) { 254312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis CheckerContext C(Dst, Eng.getBuilder(), Eng, Pred, checkFn.Checker, 255312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis ProgramPoint::PreStmtKind, 0, S); 256390909c89c98ab1807e15e033a72e975f866fb23Anna Zaks checkFn(Loc, Val, S, C); 257312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis } 258312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis }; 259312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis} 260312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 261312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis/// \brief Run checkers for binding of a value to a location. 262312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidisvoid CheckerManager::runCheckersForBind(ExplodedNodeSet &Dst, 263312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis const ExplodedNodeSet &Src, 264312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis SVal location, SVal val, 265312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis const Stmt *S, ExprEngine &Eng) { 266312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis CheckBindContext C(BindCheckers, location, val, S, Eng); 267312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis expandGraphWithCheckers(C, Dst, Src); 268312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis} 269312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 27030726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidisvoid CheckerManager::runCheckersForEndAnalysis(ExplodedGraph &G, 27130726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis BugReporter &BR, 27230726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis ExprEngine &Eng) { 27330726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis for (unsigned i = 0, e = EndAnalysisCheckers.size(); i != e; ++i) 27430726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis EndAnalysisCheckers[i](G, BR, Eng); 27530726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis} 27630726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis 277af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis/// \brief Run checkers for end of path. 278af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidisvoid CheckerManager::runCheckersForEndPath(EndOfFunctionNodeBuilder &B, 279af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis ExprEngine &Eng) { 280af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis for (unsigned i = 0, e = EndPathCheckers.size(); i != e; ++i) { 281af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis CheckEndPathFunc fn = EndPathCheckers[i]; 282af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis EndOfFunctionNodeBuilder specialB = B.withCheckerTag(fn.Checker); 283af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis fn(specialB, Eng); 284af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis } 285af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis} 286af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis 287cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis/// \brief Run checkers for branch condition. 288cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidisvoid CheckerManager::runCheckersForBranchCondition(const Stmt *condition, 289cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis BranchNodeBuilder &B, 290cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis ExprEngine &Eng) { 291cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis for (unsigned i = 0, e = BranchConditionCheckers.size(); i != e; ++i) { 292cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis CheckBranchConditionFunc fn = BranchConditionCheckers[i]; 293cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis fn(condition, B, Eng); 294cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis } 295cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis} 296cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis 297183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis/// \brief Run checkers for live symbols. 29818c66fdc3c4008d335885695fe36fb5353c5f672Ted Kremenekvoid CheckerManager::runCheckersForLiveSymbols(const ProgramState *state, 299183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis SymbolReaper &SymReaper) { 300183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis for (unsigned i = 0, e = LiveSymbolsCheckers.size(); i != e; ++i) 301183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis LiveSymbolsCheckers[i](state, SymReaper); 302183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis} 303183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 304183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidisnamespace { 305183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis struct CheckDeadSymbolsContext { 306183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis typedef std::vector<CheckerManager::CheckDeadSymbolsFunc> CheckersTy; 307183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis const CheckersTy &Checkers; 308183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis SymbolReaper &SR; 309183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis const Stmt *S; 310183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis ExprEngine &Eng; 311183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 312183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis CheckersTy::const_iterator checkers_begin() { return Checkers.begin(); } 313183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis CheckersTy::const_iterator checkers_end() { return Checkers.end(); } 314183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 315183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis CheckDeadSymbolsContext(const CheckersTy &checkers, SymbolReaper &sr, 316183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis const Stmt *s, ExprEngine &eng) 317183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis : Checkers(checkers), SR(sr), S(s), Eng(eng) { } 318183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 319183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis void runChecker(CheckerManager::CheckDeadSymbolsFunc checkFn, 320183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis ExplodedNodeSet &Dst, ExplodedNode *Pred) { 321183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis CheckerContext C(Dst, Eng.getBuilder(), Eng, Pred, checkFn.Checker, 322183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis ProgramPoint::PostPurgeDeadSymbolsKind, 0, S); 323183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis checkFn(SR, C); 324183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis } 325183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis }; 326183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis} 327183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 328183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis/// \brief Run checkers for dead symbols. 329183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidisvoid CheckerManager::runCheckersForDeadSymbols(ExplodedNodeSet &Dst, 330183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis const ExplodedNodeSet &Src, 331183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis SymbolReaper &SymReaper, 332183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis const Stmt *S, 333183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis ExprEngine &Eng) { 334183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis CheckDeadSymbolsContext C(DeadSymbolsCheckers, SymReaper, S, Eng); 335183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis expandGraphWithCheckers(C, Dst, Src); 336183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis} 337183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 338183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis/// \brief True if at least one checker wants to check region changes. 33918c66fdc3c4008d335885695fe36fb5353c5f672Ted Kremenekbool CheckerManager::wantsRegionChangeUpdate(const ProgramState *state) { 340183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis for (unsigned i = 0, e = RegionChangesCheckers.size(); i != e; ++i) 341183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis if (RegionChangesCheckers[i].WantUpdateFn(state)) 342183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis return true; 343183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 344183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis return false; 345183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis} 346183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 347183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis/// \brief Run checkers for region changes. 34818c66fdc3c4008d335885695fe36fb5353c5f672Ted Kremenekconst ProgramState * 34918c66fdc3c4008d335885695fe36fb5353c5f672Ted KremenekCheckerManager::runCheckersForRegionChanges(const ProgramState *state, 35035bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek const StoreManager::InvalidatedSymbols *invalidated, 351537716ad8dd10f984b6cfe6985afade1185c5e3cJordy Rose ArrayRef<const MemRegion *> ExplicitRegions, 352537716ad8dd10f984b6cfe6985afade1185c5e3cJordy Rose ArrayRef<const MemRegion *> Regions) { 353183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis for (unsigned i = 0, e = RegionChangesCheckers.size(); i != e; ++i) { 354183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis // If any checker declares the state infeasible (or if it starts that way), 355183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis // bail out. 356183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis if (!state) 357183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis return NULL; 358537716ad8dd10f984b6cfe6985afade1185c5e3cJordy Rose state = RegionChangesCheckers[i].CheckFn(state, invalidated, 359537716ad8dd10f984b6cfe6985afade1185c5e3cJordy Rose ExplicitRegions, Regions); 360183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis } 361183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis return state; 362183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis} 363183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 364312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis/// \brief Run checkers for handling assumptions on symbolic values. 36518c66fdc3c4008d335885695fe36fb5353c5f672Ted Kremenekconst ProgramState * 36618c66fdc3c4008d335885695fe36fb5353c5f672Ted KremenekCheckerManager::runCheckersForEvalAssume(const ProgramState *state, 367312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis SVal Cond, bool Assumption) { 368312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis for (unsigned i = 0, e = EvalAssumeCheckers.size(); i != e; ++i) { 369312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis // If any checker declares the state infeasible (or if it starts that way), 370312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis // bail out. 371312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis if (!state) 372312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis return NULL; 373312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis state = EvalAssumeCheckers[i](state, Cond, Assumption); 374312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis } 375312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis return state; 376312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis} 377312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 378e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis/// \brief Run checkers for evaluating a call. 379e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis/// Only one checker will evaluate the call. 380e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidisvoid CheckerManager::runCheckersForEvalCall(ExplodedNodeSet &Dst, 381e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis const ExplodedNodeSet &Src, 382e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis const CallExpr *CE, 383e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis ExprEngine &Eng, 384e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis GraphExpander *defaultEval) { 385dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks if (EvalCallCheckers.empty() && 386dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks InlineCallCheckers.empty() && 387dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks defaultEval == 0) { 388e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis Dst.insert(Src); 389e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis return; 390e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis } 391e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis 392e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis for (ExplodedNodeSet::iterator 393e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis NI = Src.begin(), NE = Src.end(); NI != NE; ++NI) { 394e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis 395e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis ExplodedNode *Pred = *NI; 396e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis bool anyEvaluated = false; 397dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks 398dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks // First, check if any of the InlineCall callbacks can evaluate the call. 399dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks assert(InlineCallCheckers.size() <= 1 && 400dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks "InlineCall is a special hacky callback to allow intrusive" 401dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks "evaluation of the call (which simulates inlining). It is " 402dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks "currently only used by OSAtomicChecker and should go away " 403dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks "at some point."); 404dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks for (std::vector<InlineCallFunc>::iterator 405dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks EI = InlineCallCheckers.begin(), EE = InlineCallCheckers.end(); 406dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks EI != EE; ++EI) { 407dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks ExplodedNodeSet checkDst; 408dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks bool evaluated = (*EI)(CE, Eng, Pred, checkDst); 409dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks assert(!(evaluated && anyEvaluated) 410dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks && "There are more than one checkers evaluating the call"); 411dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks if (evaluated) { 412dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks anyEvaluated = true; 413dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks Dst.insert(checkDst); 414dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks#ifdef NDEBUG 415dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks break; // on release don't check that no other checker also evals. 416dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks#endif 417dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks } 418dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks } 419dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks 420dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks#ifdef NDEBUG // on release don't check that no other checker also evals. 421dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks if (anyEvaluated) { 422dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks break; 423dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks } 424dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks#endif 425dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks 426dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks // Next, check if any of the EvalCall callbacks can evaluate the call. 427e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis for (std::vector<EvalCallFunc>::iterator 428e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis EI = EvalCallCheckers.begin(), EE = EvalCallCheckers.end(); 429e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis EI != EE; ++EI) { 430e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis ExplodedNodeSet checkDst; 431e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis CheckerContext C(checkDst, Eng.getBuilder(), Eng, Pred, EI->Checker, 432e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis ProgramPoint::PostStmtKind, 0, CE); 433e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis bool evaluated = (*EI)(CE, C); 434e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis assert(!(evaluated && anyEvaluated) 435e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis && "There are more than one checkers evaluating the call"); 436e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis if (evaluated) { 437e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis anyEvaluated = true; 438e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis Dst.insert(checkDst); 439e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis#ifdef NDEBUG 440e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis break; // on release don't check that no other checker also evals. 441e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis#endif 442e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis } 443e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis } 444e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis 445dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks // If none of the checkers evaluated the call, ask ExprEngine to handle it. 446e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis if (!anyEvaluated) { 447e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis if (defaultEval) 448e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis defaultEval->expandGraph(Dst, Pred); 449e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis else 450e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis Dst.insert(Pred); 451e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis } 452e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis } 453e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis} 454e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis 4559be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek/// \brief Run checkers for the entire Translation Unit. 4569be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenekvoid CheckerManager::runCheckersOnEndOfTranslationUnit( 4579be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek const TranslationUnitDecl *TU, 4589be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek AnalysisManager &mgr, 4599be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek BugReporter &BR) { 4609be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek for (unsigned i = 0, e = EndOfTranslationUnitCheckers.size(); i != e; ++i) 4619be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek EndOfTranslationUnitCheckers[i](TU, mgr, BR); 4629be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek} 4639be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek 464dbd658e139b3e0bf084f75feaea8d844af9e319fJordy Rosevoid CheckerManager::runCheckersForPrintState(raw_ostream &Out, 465dbd658e139b3e0bf084f75feaea8d844af9e319fJordy Rose const ProgramState *State, 466dbd658e139b3e0bf084f75feaea8d844af9e319fJordy Rose const char *NL, const char *Sep) { 467dbd658e139b3e0bf084f75feaea8d844af9e319fJordy Rose for (llvm::DenseMap<CheckerTag, CheckerRef>::iterator 468dbd658e139b3e0bf084f75feaea8d844af9e319fJordy Rose I = CheckerTags.begin(), E = CheckerTags.end(); I != E; ++I) 469dbd658e139b3e0bf084f75feaea8d844af9e319fJordy Rose I->second->printState(Out, State, NL, Sep); 470dbd658e139b3e0bf084f75feaea8d844af9e319fJordy Rose} 471dbd658e139b3e0bf084f75feaea8d844af9e319fJordy Rose 472769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 473769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis// Internal registration functions for AST traversing. 474769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 475769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 476769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisvoid CheckerManager::_registerForDecl(CheckDeclFunc checkfn, 477769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis HandlesDeclFunc isForDeclFn) { 478769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis DeclCheckerInfo info = { checkfn, isForDeclFn }; 479769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis DeclCheckers.push_back(info); 480769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} 481769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 482769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisvoid CheckerManager::_registerForBody(CheckDeclFunc checkfn) { 483769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis BodyCheckers.push_back(checkfn); 484769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} 485769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 486769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 487769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis// Internal registration functions for path-sensitive checking. 488769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 489769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 490769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisvoid CheckerManager::_registerForPreStmt(CheckStmtFunc checkfn, 491769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis HandlesStmtFunc isForStmtFn) { 492769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis StmtCheckerInfo info = { checkfn, isForStmtFn, /*IsPreVisit*/true }; 493769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis StmtCheckers.push_back(info); 494769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} 495769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisvoid CheckerManager::_registerForPostStmt(CheckStmtFunc checkfn, 496769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis HandlesStmtFunc isForStmtFn) { 497769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis StmtCheckerInfo info = { checkfn, isForStmtFn, /*IsPreVisit*/false }; 498769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis StmtCheckers.push_back(info); 499769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} 500769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 501769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisvoid CheckerManager::_registerForPreObjCMessage(CheckObjCMessageFunc checkfn) { 502769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis PreObjCMessageCheckers.push_back(checkfn); 503769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} 504769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisvoid CheckerManager::_registerForPostObjCMessage(CheckObjCMessageFunc checkfn) { 505769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis PostObjCMessageCheckers.push_back(checkfn); 506769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} 507769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 508769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisvoid CheckerManager::_registerForLocation(CheckLocationFunc checkfn) { 509769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis LocationCheckers.push_back(checkfn); 510769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} 511769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 512312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidisvoid CheckerManager::_registerForBind(CheckBindFunc checkfn) { 513312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis BindCheckers.push_back(checkfn); 514312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis} 515312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 51630726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidisvoid CheckerManager::_registerForEndAnalysis(CheckEndAnalysisFunc checkfn) { 51730726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis EndAnalysisCheckers.push_back(checkfn); 51830726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis} 51930726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis 520af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidisvoid CheckerManager::_registerForEndPath(CheckEndPathFunc checkfn) { 521af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis EndPathCheckers.push_back(checkfn); 522af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis} 523af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis 524cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidisvoid CheckerManager::_registerForBranchCondition( 525cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis CheckBranchConditionFunc checkfn) { 526cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis BranchConditionCheckers.push_back(checkfn); 527cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis} 528cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis 529183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidisvoid CheckerManager::_registerForLiveSymbols(CheckLiveSymbolsFunc checkfn) { 530183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis LiveSymbolsCheckers.push_back(checkfn); 531183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis} 532183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 533183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidisvoid CheckerManager::_registerForDeadSymbols(CheckDeadSymbolsFunc checkfn) { 534183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis DeadSymbolsCheckers.push_back(checkfn); 535183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis} 536183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 537183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidisvoid CheckerManager::_registerForRegionChanges(CheckRegionChangesFunc checkfn, 538183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis WantsRegionChangeUpdateFunc wantUpdateFn) { 539183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis RegionChangesCheckerInfo info = {checkfn, wantUpdateFn}; 540183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis RegionChangesCheckers.push_back(info); 541183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis} 542183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 543312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidisvoid CheckerManager::_registerForEvalAssume(EvalAssumeFunc checkfn) { 544312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis EvalAssumeCheckers.push_back(checkfn); 545312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis} 546312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 547e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidisvoid CheckerManager::_registerForEvalCall(EvalCallFunc checkfn) { 548e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis EvalCallCheckers.push_back(checkfn); 549e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis} 550e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis 551dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaksvoid CheckerManager::_registerForInlineCall(InlineCallFunc checkfn) { 552dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks InlineCallCheckers.push_back(checkfn); 553dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks} 554dff6ef903ff4fcb43b5ea292ecd772e381393b5dAnna Zaks 5559be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenekvoid CheckerManager::_registerForEndOfTranslationUnit( 5569be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek CheckEndOfTranslationUnit checkfn) { 5579be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek EndOfTranslationUnitCheckers.push_back(checkfn); 5589be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek} 5599be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek 560769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 561769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis// Implementation details. 562769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 563769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 564769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios KyrtzidisCheckerManager::CachedStmtCheckers * 565769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios KyrtzidisCheckerManager::getCachedStmtCheckersFor(const Stmt *S, bool isPreVisit) { 566769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis assert(S); 567769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 568769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CachedStmtCheckersKey key(S->getStmtClass(), isPreVisit); 569769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CachedStmtCheckers *checkers = 0; 570769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CachedStmtCheckersMapTy::iterator CCI = CachedStmtCheckersMap.find(key); 571769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis if (CCI != CachedStmtCheckersMap.end()) { 572769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis checkers = &(CCI->second); 573769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } else { 574769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis // Find the checkers that should run for this Stmt and cache them. 575769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis checkers = &CachedStmtCheckersMap[key]; 576769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis for (unsigned i = 0, e = StmtCheckers.size(); i != e; ++i) { 577769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis StmtCheckerInfo &info = StmtCheckers[i]; 578769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis if (info.IsPreVisit == isPreVisit && info.IsForStmtFn(S)) 579769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis checkers->push_back(info.CheckFn); 580769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 5819fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis } 582769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 583769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis assert(checkers); 584769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis return checkers; 585769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} 586769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 587769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios KyrtzidisCheckerManager::~CheckerManager() { 588769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis for (unsigned i = 0, e = CheckerDtors.size(); i != e; ++i) 589769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CheckerDtors[i](); 5909fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis} 5919fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 59243dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// Anchor for the vtable. 593e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios KyrtzidisGraphExpander::~GraphExpander() { } 594