Adrian Prantl c8f8f9cc84 Debug Info: Don't emit bitfields in the DWARF4 format when tuning for GDB.
As discovered in PR27758, GDB does not fully support the DWARF 4 format.
This patch ensures we always emit bitfields in the DWARF 2 when tuning for GDB.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@269827 91177308-0d34-0410-b5e6-96231b3b80d8
2016-05-17 20:12:08 +00:00
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