Fix bug in IdempotentOperationChecker where an assumption would not get updated properly.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@112309 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Checker/IdempotentOperationChecker.cpp b/lib/Checker/IdempotentOperationChecker.cpp
index 4b26d46..35fb83e 100644
--- a/lib/Checker/IdempotentOperationChecker.cpp
+++ b/lib/Checker/IdempotentOperationChecker.cpp
@@ -386,6 +386,10 @@
// Updates the current assumption given the new assumption
inline void IdempotentOperationChecker::UpdateAssumption(Assumption &A,
const Assumption &New) {
+// If the assumption is the same, there is nothing to do
+ if (A == New)
+ return;
+
switch (A) {
// If we don't currently have an assumption, set it
case Possible: