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3adf585efe
The icmp-select-icmp optimization made the implicit assumption that the select-icmp instructions are in the same block and asserted on it. The fix explicitly checks for that condition and conservatively suppresses the optimization when it is violated. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@218735 91177308-0d34-0410-b5e6-96231b3b80d8
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