Chen Li 452b1451b3 [LoopUnswitch] Preserve make.implicit metadata for unswitched conditions
Summary: This patch adds support to preserve make.implicit metadata for unswitched conditions in loop pre-header.

Reviewers: sanjoy, weimingz

Subscribers: mcrosier, llvm-commits

Differential Revision: http://reviews.llvm.org/D11769

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@244132 91177308-0d34-0410-b5e6-96231b3b80d8
2015-08-05 21:13:26 +00:00
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