1; RUN: opt %loadPolly -polly-detect \
2; RUN:     -analyze < %s | FileCheck %s
3
4; CHECK: Valid Region for Scop: if.end.1631 => for.cond.1647.outer
5
6target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
7
8define void @qtm_decompress() {
9entry:
10  br label %while.cond.outer.outer
11
12while.cond.outer.outer:                           ; preds = %entry
13  br label %if.end.1631
14
15if.end.1631:                                      ; preds = %do.end.1721, %while.cond.outer.outer
16  br i1 false, label %for.cond.1647.preheader, label %if.then.1635
17
18if.then.1635:                                     ; preds = %if.end.1631
19  br label %for.cond.1647.preheader
20
21for.cond.1647.preheader:                          ; preds = %if.then.1635, %if.end.1631
22  br label %for.cond.1647.outer
23
24for.cond.1647.outer:                              ; preds = %do.end.1685, %for.cond.1647.preheader
25  %bits_needed.5.ph = phi i8 [ 8, %for.cond.1647.preheader ], [ 0, %do.end.1685 ]
26  br label %for.cond.1647
27
28for.cond.1647:                                    ; preds = %do.cond.1718, %for.cond.1647.outer
29  br i1 undef, label %do.cond.1718, label %if.then.1659
30
31if.then.1659:                                     ; preds = %for.cond.1647
32  br i1 false, label %do.end.1685, label %if.then.1662
33
34if.then.1662:                                     ; preds = %if.then.1659
35  unreachable
36
37do.end.1685:                                      ; preds = %if.then.1659
38  br label %for.cond.1647.outer
39
40do.cond.1718:                                     ; preds = %for.cond.1647
41  br i1 false, label %do.end.1721, label %for.cond.1647
42
43do.end.1721:                                      ; preds = %do.cond.1718
44  br label %if.end.1631
45}
46