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-rw-r--r--lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp6
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp b/lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp
index 2a97e1c24a..3bd7ae4322 100644
--- a/lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp
@@ -3347,7 +3347,11 @@ void RetainCountChecker::checkBind(SVal loc, SVal val, const Stmt *S,
// To test (3), generate a new state with the binding added. If it is
// the same state, then it escapes (since the store cannot represent
// the binding).
- escapes = (state == (state->bindLoc(*regionLoc, val)));
+ // Do this only if we know that the store is not supposed to generate the
+ // same state.
+ SVal StoredVal = state->getSVal(regionLoc->getRegion());
+ if (StoredVal != val)
+ escapes = (state == (state->bindLoc(*regionLoc, val)));
}
if (!escapes) {
// Case 4: We do not currently model what happens when a symbol is