1; RUN: llc -filetype=obj -o /dev/null < %s
2; RUN: llc -filetype=asm < %s | FileCheck %s
3
4; ModuleID = 'bugpoint-reduced-simplified.bc'
5source_filename = "bugpoint-output-39ed676.bc"
6target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
7target triple = "thumbv8m.base-arm-none-eabi"
8
9@crc32_tab = external unnamed_addr global [256 x i32], align 4
10@g_566 = external global i32**, align 4
11
12define void @main() {
13entry:
14  %0 = load volatile i32**, i32*** @g_566, align 4
15  br label %func_16.exit.i.i.i
16
17lbl_1394.i.i.i.loopexit:                          ; preds = %for.cond14.preheader.us.i.i.i
18  unreachable
19
20func_16.exit.i.i.i:                               ; preds = %entry
21  br i1 undef, label %for.cond7.preheader.i.lr.ph.i.i, label %for.end476.i.i.i.loopexit
22
23for.cond7.preheader.i.lr.ph.i.i:                  ; preds = %func_16.exit.i.i.i
24  br i1 undef, label %for.end476.i.i.i.loopexit, label %for.cond7.preheader.i.i.preheader.i
25
26for.cond7.preheader.i.i.preheader.i:              ; preds = %for.cond7.preheader.i.lr.ph.i.i
27  br label %for.cond14.preheader.us.i.i.i
28
29for.cond7.preheader.i.us.i.i:                     ; preds = %for.cond7.preheader.i.lr.ph.i.i
30  unreachable
31
32for.cond14.preheader.us.i.i.i:                    ; preds = %for.inc459.us.i.i.i, %for.cond7.preheader.i.i.preheader.i
33; CHECK: @ %bb.4
34; CHECK-NEXT: .p2align 2
35  switch i4 undef, label %func_1.exit.loopexit [
36    i4 0, label %for.inc459.us.i.i.i
37    i4 -5, label %for.inc459.us.i.i.i
38    i4 2, label %lbl_1394.i.i.i.loopexit
39    i4 3, label %for.end476.i.i.i.loopexit
40  ]
41
42for.inc459.us.i.i.i:                              ; preds = %for.cond14.preheader.us.i.i.i, %for.cond14.preheader.us.i.i.i
43  br label %for.cond14.preheader.us.i.i.i
44
45for.end476.i.i.i.loopexit:                        ; preds = %for.cond14.preheader.us.i.i.i
46  unreachable
47
48func_1.exit.loopexit:                             ; preds = %for.cond14.preheader.us.i.i.i
49  %arrayidx.i63.i.i5252 = getelementptr inbounds [256 x i32], [256 x i32]* @crc32_tab, i32 0, i32 undef
50  unreachable
51}
52