2 ; RUN: opt -regions -analyze < %s | FileCheck %s
3 ; RUN: opt -regions -stats -analyze < %s 2>&1 | FileCheck -check-prefix=STAT %s
4 ; RUN: opt -regions -print-region-style=bb -analyze < %s 2>&1 | FileCheck -check-prefix=BBIT %s
5 ; RUN: opt -regions -print-region-style=rn -analyze < %s 2>&1 | FileCheck -check-prefix=RNIT %s
7 ; RUN: opt < %s -passes='print<regions>' 2>&1 | FileCheck %s
9 define void @BZ2_blockSort() nounwind {
14 br label %while.body134.i.i
17 br i1 1, label %end, label %w
20 br label %if.end140.i.i
23 br i1 1, label %while.end186.i.i, label %if.end183.i.i
26 br label %while.body134.i.i
35 ; CHECK: [0] start => <Function Return>
36 ; CHECK: [1] while => end
38 ; STAT: 2 region - The # of regions
39 ; STAT: 1 region - The # of simple regions
41 ; BBIT: start, while, while.body134.i.i, end, w, if.end140.i.i, while.end186.i.i, if.end183.i.i,
42 ; BBIT: while, while.body134.i.i, w, if.end140.i.i, while.end186.i.i, if.end183.i.i,
44 ; RNIT: start, while => end, end,
45 ; RNIT: while, while.body134.i.i, w, if.end140.i.i, while.end186.i.i, if.end183.i.i,