1; RUN: opt -S -instsimplify < %s | FileCheck %s 2%S = type { i16, i32 } 3 4define <2 x i16> @test1() { 5entry: 6 %b = insertelement <2 x i16> <i16 undef, i16 0>, i16 extractvalue (%S select (i1 icmp eq (i16 extractelement (<2 x i16> bitcast (<1 x i32> <i32 1> to <2 x i16>), i32 0), i16 0), %S zeroinitializer, %S { i16 0, i32 1 }), 0), i32 0 7 ret <2 x i16> %b 8} 9 10; InstCombine will be able to fold this into zeroinitializer 11; CHECK-LABEL: @test1( 12; CHECK: ret <2 x i16> <i16 extractvalue (%S select (i1 icmp eq (i16 extractelement (<2 x i16> bitcast (<1 x i32> <i32 1> to <2 x i16>), i32 0), i16 0), %S zeroinitializer, %S { i16 0, i32 1 }), 0), i16 0> 13