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11 lines
303 B
LLVM
11 lines
303 B
LLVM
; RUN: llvm-as < %s | opt -reassociate -instcombine | llvm-dis |\
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; RUN: not grep {sub i32 0}
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define i32 @test(i32 %X, i32 %Y, i32 %Z) {
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%A = sub i32 0, %X ; <i32> [#uses=1]
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%B = mul i32 %A, %Y ; <i32> [#uses=1]
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; (-X)*Y + Z -> Z-X*Y
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%C = add i32 %B, %Z ; <i32> [#uses=1]
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ret i32 %C
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}
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