1; RUN: opt < %s -S -early-cse | FileCheck %s 2 3; Ensure we don't simplify away additions vectors of +0.0's (same as scalars). 4define <4 x float> @fV( <4 x float> %a) { 5 ; CHECK: %b = fadd <4 x float> %a, zeroinitializer 6 %b = fadd <4 x float> %a, <float 0.0,float 0.0,float 0.0,float 0.0> 7 ret <4 x float> %b 8} 9 10define <4 x float> @fW( <4 x float> %a) { 11 ; CHECK: ret <4 x float> %a 12 %b = fadd <4 x float> %a, <float -0.0,float -0.0,float -0.0,float -0.0> 13 ret <4 x float> %b 14} 15