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 %"7" 11"7": 12 br i1 1, label %"1", label %"8" 13"1": 14 br i1 1, label %"2", label %"3" 15"2": 16 br label %"5" 17"5": 18 br i1 1, label %"11", label %"12" 19"11": 20 br label %"6" 21"12": 22 br label %"6" 23"6": 24 br i1 1, label %"2", label %"10" 25"8": 26 br label %"9" 27"9": 28 br i1 1, label %"13", label %"14" 29"13": 30 br label %"10" 31"14": 32 br label %"10" 33"10": 34 br label %"8" 35"3": 36 br label %"4" 37"4": 38 ret void 39} 40; CHECK-NOT: => 41; CHECK: [0] 0 => <Function Return> 42; CHECK-NEXT: [1] 2 => 10 43; CHECK-NEXT: [2] 5 => 6 44; STAT: 3 region - The # of regions 45; STAT: 1 region - The # of simple regions 46 47; BBIT: 0, 7, 1, 2, 5, 11, 6, 10, 8, 9, 13, 14, 12, 3, 4, 48; BBIT: 2, 5, 11, 6, 12, 49; BBIT: 5, 11, 12, 50; RNIT: 0, 7, 1, 2 => 10, 10, 8, 9, 13, 14, 3, 4, 51; RNIT: 2, 5 => 6, 6, 52; RNIT: 5, 11, 12, 53