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23 lines
500 B
LLVM
23 lines
500 B
LLVM
; RUN: opt -S -reassociate < %s | FileCheck %s
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; rdar://8944681
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; Reassociate should clear optional flags like nsw when reassociating.
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; CHECK: @test0
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; CHECK: %y = add i64 %b, %a
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; CHECK: %z = add i64 %y, %c
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define i64 @test0(i64 %a, i64 %b, i64 %c) {
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%y = add nsw i64 %c, %b
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%z = add i64 %y, %a
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ret i64 %z
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}
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; CHECK: @test1
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; CHECK: %y = add i64 %b, %a
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; CHECK: %z = add i64 %y, %c
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define i64 @test1(i64 %a, i64 %b, i64 %c) {
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%y = add i64 %c, %b
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%z = add nsw i64 %y, %a
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ret i64 %z
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}
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