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

Paired commit with r191800.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@191801 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed