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-rw-r--r--lib/StaticAnalyzer/Checkers/OSAtomicChecker.cpp7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/StaticAnalyzer/Checkers/OSAtomicChecker.cpp b/lib/StaticAnalyzer/Checkers/OSAtomicChecker.cpp
index 6a4f1926f0..7262bc3640 100644
--- a/lib/StaticAnalyzer/Checkers/OSAtomicChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/OSAtomicChecker.cpp
@@ -127,7 +127,12 @@ bool OSAtomicChecker::evalOSAtomicCompareAndSwap(CheckerContext &C,
ExplodedNode *N = *I;
const GRState *stateLoad = N->getState();
- SVal theValueVal_untested = stateLoad->getSVal(theValueExpr);
+
+ // Use direct bindings from the environment since we are forcing a load
+ // from a location that the Environment would typically not be used
+ // to bind a value.
+ SVal theValueVal_untested = stateLoad->getSVal(theValueExpr, true);
+
SVal oldValueVal_untested = stateLoad->getSVal(oldValueExpr);
// FIXME: Issue an error.