1 ; REQUIRES: asserts 2 ; RUN: opt -regions -analyze < %s | FileCheck %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 8 ; RUN: opt < %s -passes='print<regions>' 2>&1 | FileCheck %s 9 10 define void @normal_condition() nounwind { 11 0: 12 br label %"1" 13 1: 14 br i1 1, label %"6", label %"2" 15 2: 16 br i1 1, label %"3", label %"4" 17 3: 18 br label %"5" 19 4: 20 br label %"5" 21 5: 22 br label %"8" 23 8: 24 br i1 1, label %"7", label %"9" 25 9: 26 br label %"2" 27 7: 28 br label %"6" 29 6: 30 ret void 31 } 32 33 ; CHECK-NOT: => 34 ; CHECK: [0] 0 => <Function Return> 35 ; CHECK-NEXT: [1] 1 => 6 36 ; CHECK-NEXT: [2] 2 => 7 37 ; CHECK-NEXT: [3] 2 => 5 38 ; STAT: 4 region - The # of regions 39 ; STAT: 1 region - The # of simple regions 40 41 ; BBIT: 0, 1, 6, 2, 3, 5, 8, 7, 9, 4, 42 ; BBIT: 1, 2, 3, 5, 8, 7, 9, 4, 43 ; BBIT: 2, 3, 5, 8, 9, 4, 44 ; BBIT: 2, 3, 4, 45 46 ; RNIT: 0, 1 => 6, 6, 47 ; RNIT: 1, 2 => 7, 7, 48 ; RNIT: 2 => 5, 5, 8, 9, 49 ; RNIT: 2, 3, 4, 50
