Two null Decl*'s don't refer to the same declaration, because they
don't refer to anything. Amusingly, we were relying on this in one
place. Thanks to Chandler for noticing the weirdness in
declaresSameEntity.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@146659 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed