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b9ce924135
Our internal test reveals such case should not be transformed: cmp x17, #3 b.lt .LBB10_15 ... subs x12, x12, #1 b.gt .LBB10_1 where x12 is a liveout, becomes: cmp x17, #2 b.le .LBB10_15 ... subs x12, x12, #2 b.ge .LBB10_1 Unable to provide test case as it's difficult to reproduce on community branch. http://reviews.llvm.org/D6048 Patch by Zhaoshi Zheng <zhaoshiz@codeaurora.org>! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@220987 91177308-0d34-0410-b5e6-96231b3b80d8
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