Fix the fix of revision 59974. Now array-struct.c passes too.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@59975 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Analysis/RegionStore.cpp b/lib/Analysis/RegionStore.cpp
index 747b16d7b6d9ed23676506a99929b8a04f36128b..e2dd176139d38644a249cdb034c4db1c54fd81e7 100644 (file)
--- a/lib/Analysis/RegionStore.cpp
+++ b/lib/Analysis/RegionStore.cpp
@@ -262,7 +262,8 @@ SVal RegionStoreManager::getLValueElement(const GRState* St,
     if (CI2->getValue().isUnsigned() ||
         CI2->getValue().getBitWidth() < CI1->getValue().getBitWidth()) {
       llvm::APSInt SI = CI2->getValue();
-      SI.extend(CI1->getValue().getBitWidth());
+      if (CI2->getValue().getBitWidth() < CI1->getValue().getBitWidth())
+        SI.extend(CI1->getValue().getBitWidth());
       SI.setIsSigned(true);
       SignedInt = nonloc::ConcreteInt(getBasicVals().getValue(SI));
       CI2 = cast<nonloc::ConcreteInt>(&SignedInt);