1; RUN: opt < %s -instcombine -S | FileCheck %s 2; CHECK: ret <4 x i32> %A 3 4; PR1286 5define <4 x i32> @test1(<4 x i32> %A) { 6 %B = insertelement <4 x i32> %A, i32 undef, i32 1 7 ret <4 x i32> %B 8} 9