; PR11389: another CONCAT_VECTORS case
define void @shuf5(<8 x i8>* %p) nounwind {
; CHECK: shuf5:
-; CHECK-NOT: punpcklwd
%v = shufflevector <2 x i8> <i8 4, i8 33>, <2 x i8> undef, <8 x i32> <i32 1, i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
store <8 x i8> %v, <8 x i8>* %p, align 8
ret void