1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
; RUN: opt %s -S -loop-unroll -licm | FileCheck %s
; Check that we can deal with loops where a parent loop gets deleted before it
; is visited by LICM.
define void @test() {
; CHECK-LABEL: define void @test() {
; CHECK-LABEL: entry:
; CHECK-NEXT: br label %for.body43
; CHECK-LABEL: for.body43: ; preds = %entry
; CHECK-NEXT: br label %if.else75
; CHECK-LABEL: if.else75: ; preds = %for.body43
; CHECK-NEXT: br label %for.body467
; CHECK-LABEL: for.body467: ; preds = %for.body467.for.body467_crit_edge, %if.else75
; CHECK-NEXT: br label %for.body467.for.body467_crit_edge
; CHECK-LABEL: for.body467.for.body467_crit_edge: ; preds = %for.body467
; CHECK-NEXT: br i1 false, label %for.end539, label %for.body467
; CHECK-LABEL: for.end539: ; preds = %for.body467.for.body467_crit_edge
; CHECK-NEXT: ret void
;
entry:
br label %for.body43
for.body43: ; preds = %for.end539, %entry
br label %if.else75
if.else75: ; preds = %for.body43
br label %for.body467
for.body467: ; preds = %for.body467.for.body467_crit_edge, %if.else75
br label %for.body467.for.body467_crit_edge
for.body467.for.body467_crit_edge: ; preds = %for.body467
br i1 false, label %for.end539, label %for.body467
for.end539: ; preds = %for.body467
br i1 undef, label %for.body43, label %for.end547
for.end547: ; preds = %for.body43
ret void
}
|
