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f2f6ce65b7
input filename so that opt doesn't print the input filename in the output so that grep lines in the tests don't unintentionally match strings in the input filename. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
16 lines
519 B
LLVM
16 lines
519 B
LLVM
; RUN: opt < %s -instcombine -S | not grep 34
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define i32 @test(i32 %X) {
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; Do not fold into shr X, 34, as this uses undefined behavior!
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%Y = ashr i32 %X, 17 ; <i32> [#uses=1]
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%Z = ashr i32 %Y, 17 ; <i32> [#uses=1]
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ret i32 %Z
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}
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define i32 @test2(i32 %X) {
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; Do not fold into shl X, 34, as this uses undefined behavior!
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%Y = shl i32 %X, 17 ; <i32> [#uses=1]
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%Z = shl i32 %Y, 17 ; <i32> [#uses=1]
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ret i32 %Z
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}
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