[analyzer] Support post-visiting ObjCIvarRefExprs for checkers.

llvm-svn: 123263

1 files changed, 7 insertions, 1 deletions

diff --git a/clang/lib/StaticAnalyzer/Checkers/ExprEngine.cpp b/clang/lib/StaticAnalyzer/Checkers/ExprEngine.cpp
index 3f9eb1b451e..f19f806423e 100644
--- a/clang/lib/StaticAnalyzer/Checkers/ExprEngine.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/ExprEngine.cpp
@@ -2070,6 +2070,8 @@ void ExprEngine::VisitLvalObjCIvarRefExpr(const ObjCIvarRefExpr* Ex,
   const Expr *baseExpr = Ex->getBase();
   Visit(baseExpr, Pred, dstBase);
 
+  ExplodedNodeSet dstIvar;
+
   // Using the base, compute the lvalue of the instance variable.
   for (ExplodedNodeSet::iterator I = dstBase.begin(), E = dstBase.end();
        I!=E; ++I) {
@@ -2077,8 +2079,12 @@ void ExprEngine::VisitLvalObjCIvarRefExpr(const ObjCIvarRefExpr* Ex,
     const GRState *state = GetState(nodeBase);
     SVal baseVal = state->getSVal(baseExpr);
     SVal location = state->getLValue(Ex->getDecl(), baseVal);
-    MakeNode(Dst, Ex, *I, state->BindExpr(Ex, location));
+    MakeNode(dstIvar, Ex, *I, state->BindExpr(Ex, location));
   }
+
+  // Perform the post-condition check of the ObjCIvarRefExpr and store
+  // the created nodes in 'Dst'.
+  CheckerVisit(Ex, Dst, dstIvar, PostVisitStmtCallback);
 }
 
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