Fix crash in RegionStoreManager::evalDerivedToBase() due to not handling references
(in uses of dynamic_cast<>).

Fixes <rdar://problem/11817693>.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@160427 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed