Debug Info: update testing cases when the derived-from field of a
DW_TAG_pointer_type is updated to use DITypeRef.

Paired commit with r192018.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@192019 91177308-0d34-0410-b5e6-96231b3b80d8
Remove unused Sema::DelayedDestructorExceptionSpecs

This was a leftover from r160847.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@192027 91177308-0d34-0410-b5e6-96231b3b80d8
Implement aarch64 neon instruction set AdvSIMD (Across).


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@192029 91177308-0d34-0410-b5e6-96231b3b80d8