RegionStore::getElementLValue(): Handle the case where the base is a null pointer.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@66486 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/RegionStore.cpp b/lib/Analysis/RegionStore.cpp
index 4c54721..2f4d70a 100644
--- a/lib/Analysis/RegionStore.cpp
+++ b/lib/Analysis/RegionStore.cpp
@@ -399,7 +399,11 @@
SVal RegionStoreManager::getLValueElement(const GRState* St,
SVal Base, SVal Offset) {
- if (Base.isUnknownOrUndef())
+ // If the base is an unknown or undefined value, just return it back.
+ // FIXME: For absolute pointer addresses, we just return that value back as
+ // well, although in reality we should return the offset added to that
+ // value.
+ if (Base.isUnknownOrUndef() || isa<loc::ConcreteInt>(Base))
return Base;
// Only handle integer offsets... for now.