1; REQUIRES: asserts 2; RUN: opt -regions -analyze < %s 3; RUN: opt -regions -stats < %s 2>&1 | FileCheck -check-prefix=STAT %s 4 5; RUN: opt -regions -print-region-style=bb -analyze < %s 2>&1 | FileCheck -check-prefix=BBIT %s 6; RUN: opt -regions -print-region-style=rn -analyze < %s 2>&1 | FileCheck -check-prefix=RNIT %s 7 8define void @normal_condition() nounwind { 90: 10 br label %"7" 117: 12 br i1 1, label %"1", label %"8" 131: 14 br i1 1, label %"2", label %"3" 152: 16 br label %"5" 175: 18 br i1 1, label %"11", label %"12" 1911: 20 br label %"6" 2112: 22 br label %"6" 236: 24 br label %"2" 258: 26 br label %"9" 279: 28 br i1 1, label %"13", label %"14" 2913: 30 br label %"10" 3114: 32 br label %"10" 3310: 34 br label %"8" 353: 36 br label %"4" 374: 38 ret void 39} 40; CHECK-NOT: => 41; CHECK: [0] 0 => <Function Return> 42; CHECK-NEXT: [1] 1 => 3 43; CHECK-NEXT: [1] 7 => 1 44; STAT: 3 region - The # of regions 45; STAT: 2 region - The # of simple regions 46 47; BBIT: 0, 7, 1, 2, 5, 11, 6, 12, 3, 4, 8, 9, 13, 10, 14, 48; BBIT: 7, 8, 9, 13, 10, 14, 49; BBIT: 1, 2, 5, 11, 6, 12, 50 51; RNIT: 0, 7 => 1, 1 => 3, 3, 4, 52; RNIT: 7, 8, 9, 13, 10, 14, 53; RNIT: 1, 2, 5, 11, 6, 12, 54