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39c2703ad4
llvm-svn: 11767
16 lines
371 B
LLVM
16 lines
371 B
LLVM
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep 34
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int %test(int %X) {
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; Do not fold into shr X, 34, as this uses undefined behavior!
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%Y = shr int %X, ubyte 17
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%Z = shr int %Y, ubyte 17
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ret int %Z
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}
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int %test2(int %X) {
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; Do not fold into shl X, 34, as this uses undefined behavior!
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%Y = shl int %X, ubyte 17
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%Z = shl int %Y, ubyte 17
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ret int %Z
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}
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