Duncan P. N. Exon Smith ed1d6bdfbd MapMetadata: Allow unresolved metadata if it won't change
Allow unresolved nodes through the `MapMetadata()` if
`RF_NoModuleLevelChanges`, since there's no remapping to do anyway.

This fixes PR22929.  I'll add a clang test as a follow-up.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@232449 91177308-0d34-0410-b5e6-96231b3b80d8
2015-03-17 01:14:40 +00:00
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2015-03-16 08:00:27 +00:00
2015-03-17 00:42:16 +00:00