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- ; REQUIRES: asserts
- ; 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 {
- 0:
- br label %"1"
- 1:
- br i1 1, label %"6", label %"2"
- 2:
- br i1 1, label %"3", label %"4"
- 3:
- br label %"5"
- 4:
- br label %"5"
- 5:
- br label %"8"
- 8:
- br i1 1, label %"7", label %"9"
- 9:
- br label %"2"
- 7:
- br label %"6"
- 6:
- ret void
- }
- ; CHECK-NOT: =>
- ; CHECK: [0] 0 => <Function Return>
- ; CHECK-NEXT: [1] 1 => 6
- ; CHECK-NEXT: [2] 2 => 7
- ; CHECK-NEXT: [3] 2 => 5
- ; STAT: 4 region - The # of regions
- ; STAT: 1 region - The # of simple regions
- ; BBIT: 0, 1, 6, 2, 3, 5, 8, 7, 9, 4,
- ; BBIT: 1, 2, 3, 5, 8, 7, 9, 4,
- ; BBIT: 2, 3, 5, 8, 9, 4,
- ; BBIT: 2, 3, 4,
- ; RNIT: 0, 1 => 6, 6,
- ; RNIT: 1, 2 => 7, 7,
- ; RNIT: 2 => 5, 5, 8, 9,
- ; RNIT: 2, 3, 4,
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