[analyzer] Fix BugType memory leak in IdempotentOperationChecker.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@157772 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/StaticAnalyzer/Checkers/IdempotentOperationChecker.cpp b/lib/StaticAnalyzer/Checkers/IdempotentOperationChecker.cpp
index c08f163..9d0b83f 100644
--- a/lib/StaticAnalyzer/Checkers/IdempotentOperationChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/IdempotentOperationChecker.cpp
@@ -106,6 +106,7 @@
typedef llvm::DenseMap<const BinaryOperator *, BinaryOperatorData>
AssumptionMap;
mutable AssumptionMap hash;
+ mutable OwningPtr<BugType> BT;
};
}
@@ -343,7 +344,9 @@
void IdempotentOperationChecker::checkEndAnalysis(ExplodedGraph &G,
BugReporter &BR,
ExprEngine &Eng) const {
- BugType *BT = new BugType("Idempotent operation", "Dead code");
+ if (!BT)
+ BT.reset(new BugType("Idempotent operation", "Dead code"));
+
// Iterate over the hash to see if we have any paths with definite
// idempotent operations.
for (AssumptionMap::const_iterator i = hash.begin(); i != hash.end(); ++i) {