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5a11abaf2c
multiply to be done as unsigned, so that they have well defined behavior on overflow. This fixes PR2408. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53767 91177308-0d34-0410-b5e6-96231b3b80d8
13 lines
435 B
LLVM
13 lines
435 B
LLVM
; RUN: llvm-as < %s | llc -march=c | grep {\\* ((unsigned int )}
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; PR2408
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define i32 @a(i32 %a) {
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entry:
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%shr = ashr i32 %a, 0 ; <i32> [#uses=1]
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%shr2 = ashr i32 2, 0 ; <i32> [#uses=1]
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%mul = mul i32 %shr, %shr2 ; <i32> [#uses=1]
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%shr4 = ashr i32 2, 0 ; <i32> [#uses=1]
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%div = sdiv i32 %mul, %shr4 ; <i32> [#uses=1]
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ret i32 %div
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}
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