Akira Hatanaka 84e146173d [InstCombine] Preserve metadata when merging loads that are phi
arguments.

Make sure InstCombiner::FoldPHIArgLoadIntoPHI doesn't drop the following
metadata:

MD_tbaa
MD_alias_scope
MD_noalias
MD_invariant_load
MD_nonnull
MD_range

rdar://problem/17617709

Differential Revision: http://reviews.llvm.org/D12710


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@248419 91177308-0d34-0410-b5e6-96231b3b80d8
2015-09-23 18:40:57 +00:00
2015-09-18 21:15:45 +00:00
2015-09-22 23:42:47 +00:00
2014-04-07 03:57:04 +00:00
2014-03-02 13:08:46 +00:00
2015-03-12 01:25:29 +00:00

Low Level Virtual Machine (LLVM)
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