; RUN: llc < %s -march=x86-64 | grep "xorps %xmm0, %xmm0" | count 2 define float @foo(<4 x float> %a) { %b = insertelement <4 x float> %a, float 0.0, i32 3 %c = extractelement <4 x float> %b, i32 3 ret float %c } define float @bar(float %a) { %b = insertelement <4 x float> , float %a, i32 3 %c = extractelement <4 x float> %b, i32 2 ret float %c }