2 ; RUN: opt -regions -analyze -enable-new-pm=0 < %s | FileCheck %s
3 ; RUN: opt -regions -stats -disable-output < %s 2>&1 | FileCheck -check-prefix=STAT %s
4 ; RUN: opt -regions -print-region-style=bb -analyze -enable-new-pm=0 < %s 2>&1 | FileCheck -check-prefix=BBIT %s
5 ; RUN: opt -regions -print-region-style=rn -analyze -enable-new-pm=0 < %s 2>&1 | FileCheck -check-prefix=RNIT %s
7 ; RUN: opt < %s -passes='print<regions>' 2>&1 | FileCheck %s
8 ; RUN: opt < %s -passes='print<regions>' -stats 2>&1 | FileCheck -check-prefix=STAT %s
9 ; RUN: opt -passes='print<regions>' -print-region-style=bb < %s 2>&1 | FileCheck -check-prefix=BBIT %s
10 ; RUN: opt -passes='print<regions>' -print-region-style=rn < %s 2>&1 | FileCheck -check-prefix=RNIT %s
12 define void @meread_() nounwind {
19 bb.i: ; preds = %bb.i, %bb54
20 br label %pflini_.exit
22 pflini_.exit: ; preds = %bb.i
23 br label %bb58thread-split
25 bb58thread-split: ; preds = %bb64, %bb61, %pflini_.exit
28 bb58: ; preds = %bb60, %bb58thread-split
29 br i1 1, label %bb59, label %bb23
32 switch i32 1, label %bb60 [
37 br i1 1, label %bb61, label %bb58
40 br label %bb58thread-split
42 l98: ; preds = %bb69, %bb59
46 ; CHECK: [0] entry => <Function Return>
47 ; CHECK: [1] bb23 => l98
48 ; STAT: 2 region - The # of regions
49 ; STAT: 1 region - The # of simple regions
51 ; BBIT: entry, bb23, bb.i, pflini_.exit, bb58thread-split, bb58, bb59, bb60, bb61, l98,
52 ; BBIT: bb23, bb.i, pflini_.exit, bb58thread-split, bb58, bb59, bb60, bb61,
54 ; RNIT: entry, bb23 => l98, l98,
55 ; RNIT: bb23, bb.i, pflini_.exit, bb58thread-split, bb58, bb59, bb60, bb61,