[cfe-commits] r89829 - in /cfe/trunk: include/clang/Analysis/PathSensitive/GRExprEngine.h lib/Analysis/GRExprEngine.cpp

[Ted Kremenek]

Author: kremenek
Date: Tue Nov 24 19:33:13 2009
New Revision: 89829

URL: http://llvm.org/viewvc/llvm-project?rev=89829&view=rev
Log:
Add transfer function support for BlockExpr.

Modified:
    cfe/trunk/include/clang/Analysis/PathSensitive/GRExprEngine.h
    cfe/trunk/lib/Analysis/GRExprEngine.cpp

Modified: cfe/trunk/include/clang/Analysis/PathSensitive/GRExprEngine.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Analysis/PathSensitive/GRExprEngine.h?rev=89829&r1=89828&r2=89829&view=diff

==============================================================================
--- cfe/trunk/include/clang/Analysis/PathSensitive/GRExprEngine.h (original)
+++ cfe/trunk/include/clang/Analysis/PathSensitive/GRExprEngine.h Tue Nov 24 19:33:13 2009
@@ -255,6 +255,9 @@
                                 AsmStmt::inputs_iterator I,
                                 AsmStmt::inputs_iterator E,
                                 ExplodedNode* Pred, ExplodedNodeSet& Dst);
+  
+  /// VisitBlockExpr - Transfer function logic for BlockExprs.
+  void VisitBlockExpr(BlockExpr *BE, ExplodedNode *Pred, ExplodedNodeSet &Dst);
 
   /// VisitBinaryOperator - Transfer function logic for binary operators.
   void VisitBinaryOperator(BinaryOperator* B, ExplodedNode* Pred, 

Modified: cfe/trunk/lib/Analysis/GRExprEngine.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Analysis/GRExprEngine.cpp?rev=89829&r1=89828&r2=89829&view=diff

==============================================================================
--- cfe/trunk/lib/Analysis/GRExprEngine.cpp (original)
+++ cfe/trunk/lib/Analysis/GRExprEngine.cpp Tue Nov 24 19:33:13 2009
@@ -420,6 +420,10 @@
       VisitAsmStmt(cast<AsmStmt>(S), Pred, Dst);
       break;
 
+    case Stmt::BlockExprClass:
+      VisitBlockExpr(cast<BlockExpr>(S), Pred, Dst);
+      break;
+
     case Stmt::BinaryOperatorClass: {
       BinaryOperator* B = cast<BinaryOperator>(S);
 
@@ -1059,6 +1063,14 @@
 // Transfer functions: Loads and stores.
 //===----------------------------------------------------------------------===//
 
+void GRExprEngine::VisitBlockExpr(BlockExpr *BE, ExplodedNode *Pred,
+                                  ExplodedNodeSet &Dst) {
+  CanQualType T = getContext().getCanonicalType(BE->getType());
+  SVal V = ValMgr.getBlockPointer(BE->getBlockDecl(), T);
+  MakeNode(Dst, BE, Pred, GetState(Pred)->BindExpr(BE, V),
+           ProgramPoint::PostLValueKind);
+}
+
 void GRExprEngine::VisitDeclRefExpr(DeclRefExpr *Ex, ExplodedNode *Pred,
                                     ExplodedNodeSet &Dst, bool asLValue) {