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Commit b5afa65b authored by Benjamin Kramer's avatar Benjamin Kramer
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InstCombine: Reduce "X shift (A srem B)" to "X shift (A urem B)" iff B is positive. 

This allows to transform the rem in "1 << ((int)x % 8);" to an and.

llvm-svn: 120028
parent e3120ed1
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