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6912fe6f35
After converting a loop to a hardware loop, the pass should remove any unnecessary instructions from the old compare-and-branch code. This patch removes a dead constant assignment that was used in the compare instruction. Differential Revision: http://reviews.llvm.org/D9720 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@237373 91177308-0d34-0410-b5e6-96231b3b80d8
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