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David Majnemer
0ede3a2ae5
InstCombine: Fold away tautological masked compares
It is impossible for (x & INT_MAX) == 0 && x == INT_MAX to ever be true. While this sort of reasoning should normally live in InstSimplify, the machinery that derives this result is not trivial to split out. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222230 91177308-0d34-0410-b5e6-96231b3b80d8
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