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view test/Transforms/InstCombine/2008-07-16-fsub.ll @ 121:803732b1fca8

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LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
parents 95c75e76d11b
children
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; RUN: opt < %s -instcombine -S | grep sub
; PR2553

define double @test(double %X) nounwind {
	; fsub of self can't be optimized away.
	%Y = fsub double %X, %X
	ret double %Y
}