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Only use is_trivially_copyable if we know it's safe to do so.
authorZachary Turner <zturner@google.com>
Thu, 14 Dec 2017 19:11:28 +0000 (19:11 +0000)
committerZachary Turner <zturner@google.com>
Thu, 14 Dec 2017 19:11:28 +0000 (19:11 +0000)
commitb9a44ec3ca3f9d5cfb01bbcd64a0e015e05aaaa3
treed2370db3f33d91c6cd9e5df0fd57c5f1061543e1
parenta3a5536590ab655160943f97d7d757c15c19140e
Only use is_trivially_copyable if we know it's safe to do so.

Apparently this isn't present on older versions of libstdc++, so
it causes some builds to fail.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@320733 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/DebugInfo/CodeView/TypeHashing.h