1; RUN: llc < %s -mtriple=thumbv8 -arm-atomic-cfg-tidy=0 | FileCheck %s
2; RUN: llc < %s -mtriple=thumbv7 -arm-atomic-cfg-tidy=0 -arm-restrict-it | FileCheck %s
3; CHECK: it ne
4; CHECK-NEXT: cmpne
5; CHECK-NEXT: bne [[JUMPTARGET:.LBB[0-9]+_[0-9]+]]
6; CHECK: cbz
7; CHECK-NEXT: %if.else163
8; CHECK-NEXT: mov.w
9; CHECK-NEXT: b
10; CHECK: [[JUMPTARGET]]:{{.*}}%if.else173
11; CHECK-NEXT: mov.w
12; CHECK-NEXT: bx lr
13; CHECK: %if.else145
14; CHECK-NEXT: mov.w
15; CHECK: pop.w
16
17%struct.hc = type { i32, i32, i32, i32 }
18
19define i32 @t(i32 %type) optsize {
20entry:
21  switch i32 %type, label %if.else173 [
22    i32 13, label %if.then115
23    i32 6, label %if.then102
24  ]
25
26if.then102:
27 br label %if.then115
28
29if.then115:
30  br i1 undef, label %if.else163, label %if.else145
31
32if.else145:
33  %call150 = call fastcc %struct.hc* @foo(%struct.hc* undef, i32 34865152) optsize
34  br label %while.body172
35
36if.else163:
37  %call168 = call fastcc %struct.hc* @foo(%struct.hc* undef, i32 34078720) optsize
38  br label %while.body172
39
40while.body172:
41  br label %while.body172
42
43if.else173:
44  ret i32 -1
45}
46
47declare hidden fastcc %struct.hc* @foo(%struct.hc* nocapture, i32) nounwind optsize
48