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New testcase. If one side of and/or is known to be 0/-1, it doesn't matter
if the other side is overdefined. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18806 91177308-0d34-0410-b5e6-96231b3b80d8
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test/Transforms/SCCP/logical-nuke.ll
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8
test/Transforms/SCCP/logical-nuke.ll
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@ -0,0 +1,8 @@
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; RUN: llvm-as < %s | opt -sccp | llvm-dis | grep 'ret int 0'
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; Test that SCCP has basic knowledge of when and/or nuke overdefined values.
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int %test(int %X) {
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%Y = and int %X, 0
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ret int %Y
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}
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