; RUN: opt -regions -analyze < %s | FileCheck %s
; RUN: opt -regions -stats < %s 2>&1 | FileCheck -check-prefix=STAT %s
; RUN: opt -regions -print-region-style=bb -analyze < %s 2>&1 | FileCheck -check-prefix=BBIT %s
; RUN: opt -regions -print-region-style=rn -analyze < %s 2>&1 | FileCheck -check-prefix=RNIT %s
define void @normal_condition() nounwind {
5:
br label %"0"
0:
br label %"1"
1:
br i1 1, label %"2", label %"3"
2:
ret void
3:
br i1 1, label %"1", label %"4"
4:
br label %"0"
}
; CHECK-NOT: =>
; CHECK: [0] 5 => <Function Return>
; CHECK: [1] 0 => 2
; STAT: 2 region - The # of regions
; STAT: 1 region - The # of simple regions
; BBIT: 5, 0, 1, 2, 3, 4,
; BBIT: 0, 1, 3, 4,
; RNIT: 5, 0 => 2, 2,
; RNIT: 0, 1, 3, 4,