1; RUN: llc -mtriple=s390x-linux-gnu -mcpu=zEC12 < %s  | FileCheck %s
2;
3; Check that DAGCombiner doesn't crash in SystemZ combineTruncateExtract()
4; when handling EXTRACT_VECTOR_ELT without vector support.
5
6define void @autogen_SD21598(<2 x i8> %Arg) {
7; CHECK:	stc	%r3, 0(%r1)
8; CHECK:	j	.LBB0_1
9
10entry:
11  br label %loop
12
13loop:                                            ; preds = %CF249, %CF247
14  %Shuff = shufflevector <2 x i8> undef, <2 x i8> %Arg, <2 x i32> <i32 3, i32 1>
15  %E = extractelement <2 x i8> %Shuff, i32 0
16  store i8 %E, i8* undef
17  br label %loop
18}
19