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								 Dan Gohman | 400f75cb5e | Fix SimplifyDemandedBits' AssertZext logic to demand all the bits. It needs to demand the high bits because it's asserting that they're zero.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105406 91177308-0d34-0410-b5e6-96231b3b80d8 | 2010-06-03 20:21:33 +00:00 |  |