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-rw-r--r--lib/Analysis/GRExprEngine.cpp7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/Analysis/GRExprEngine.cpp b/lib/Analysis/GRExprEngine.cpp
index aa5ab6af7f..8d6fea7f7c 100644
--- a/lib/Analysis/GRExprEngine.cpp
+++ b/lib/Analysis/GRExprEngine.cpp
@@ -1010,10 +1010,15 @@ const GRState* GRExprEngine::EvalLocation(Expr* Ex, NodeTy* Pred,
// "Assume" that the pointer is NULL.
bool isFeasibleNull = false;
- const GRState* StNull = Assume(St, LV, false, isFeasibleNull);
+ GRStateRef StNull = GRStateRef(Assume(St, LV, false, isFeasibleNull),
+ getStateManager());
if (isFeasibleNull) {
+ // Use the Generic Data Map to mark in the state what lval was null.
+ const RVal* PersistentLV = getBasicVals().getPersistentRVal(LV);
+ StNull = StNull.set<GRState::NullDerefTag>(PersistentLV);
+
// We don't use "MakeNode" here because the node will be a sink
// and we have no intention of processing it later.