13 lines
323 B
LLVM
13 lines
323 B
LLVM
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; RUN: opt < %s -instcombine -S | grep { sub } | count 1
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; PR2047
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define i32 @l(i32 %a, i32 %b, i32 %c, i32 %d) {
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entry:
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%b.neg = sub i32 0, %b ; <i32> [#uses=1]
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%c.neg = sub i32 0, %c ; <i32> [#uses=1]
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%sub4 = add i32 %c.neg, %b.neg ; <i32> [#uses=1]
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%sub6 = add i32 %sub4, %d ; <i32> [#uses=1]
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ret i32 %sub6
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}
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