1; REQUIRES: asserts 2 3; RUN: opt < %s -passes='print<regions>' 2>&1 | FileCheck %s 4; RUN: opt < %s -passes='print<regions>' -stats 2>&1 | FileCheck -check-prefix=STAT %s 5; RUN: opt -passes='print<regions>' -print-region-style=bb < %s 2>&1 | FileCheck -check-prefix=BBIT %s 6; RUN: opt -passes='print<regions>' -print-region-style=rn < %s 2>&1 | FileCheck -check-prefix=RNIT %s 7 8define void @normal_condition() nounwind { 9"0": 10 br label %"1" 11"1": 12 br i1 1, label %"2", label %"3" 13"2": 14 br label %"4" 15"3": 16 br label %"4" 17"4": 18 ret void 19} 20 21; CHECK-NOT: => 22; CHECK: [0] 0 => <Function Return> 23; CHECK-NEXT: [1] 1 => 4 24; STAT: 2 region - The # of regions 25 26; BBIT: 0, 1, 2, 4, 3, 27; BBIT: 1, 2, 3, 28 29; RNIT: 0, 1 => 4, 4, 30; RNIT: 1, 2, 3, 31