From e264f62ca09a8f65c87a46d562a4d0f9ec5d457e Mon Sep 17 00:00:00 2001 From: Shih-wei Liao Date: Wed, 10 Feb 2010 11:10:31 -0800 Subject: Check in LLVM r95781. --- test/Transforms/InstCombine/2006-12-01-BadFPVectorXform.ll | 9 +++++++++ 1 file changed, 9 insertions(+) create mode 100644 test/Transforms/InstCombine/2006-12-01-BadFPVectorXform.ll (limited to 'test/Transforms/InstCombine/2006-12-01-BadFPVectorXform.ll') diff --git a/test/Transforms/InstCombine/2006-12-01-BadFPVectorXform.ll b/test/Transforms/InstCombine/2006-12-01-BadFPVectorXform.ll new file mode 100644 index 0000000..7adeb9f --- /dev/null +++ b/test/Transforms/InstCombine/2006-12-01-BadFPVectorXform.ll @@ -0,0 +1,9 @@ +; RUN: opt < %s -instcombine -S | grep sub +; RUN: opt < %s -instcombine -S | grep add + +define <4 x float> @test(<4 x float> %tmp26, <4 x float> %tmp53) { + ; (X+Y)-Y != X for fp vectors. + %tmp64 = fadd <4 x float> %tmp26, %tmp53 ; <<4 x float>> [#uses=1] + %tmp75 = fsub <4 x float> %tmp64, %tmp53 ; <<4 x float>> [#uses=1] + ret <4 x float> %tmp75 +} -- cgit v1.1