Enhance return-stack-address check (in Sema) to handle fields that themselves are references.  (Fixes PR 7999; fix by Chandler Carruth).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@112792 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed