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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 @meread_() nounwind {
- entry:
- br label %bb23
- bb23:
- br label %bb.i
- bb.i: ; preds = %bb.i, %bb54
- br label %pflini_.exit
- pflini_.exit: ; preds = %bb.i
- br label %bb58thread-split
- bb58thread-split: ; preds = %bb64, %bb61, %pflini_.exit
- br label %bb58
- bb58: ; preds = %bb60, %bb58thread-split
- br i1 1, label %bb59, label %bb23
- bb59: ; preds = %bb58
- switch i32 1, label %bb60 [
- i32 1, label %l98
- ]
- bb60: ; preds = %bb59
- br i1 1, label %bb61, label %bb58
- bb61: ; preds = %bb60
- br label %bb58thread-split
- l98: ; preds = %bb69, %bb59
- ret void
- }
- ; CHECK-NOT: =>
- ; CHECK: [0] entry => <Function Return>
- ; CHECK: [1] bb23 => l98
- ; STAT: 2 region - The # of regions
- ; STAT: 1 region - The # of simple regions
- ; BBIT: entry, bb23, bb.i, pflini_.exit, bb58thread-split, bb58, bb59, bb60, bb61, l98,
- ; BBIT: bb23, bb.i, pflini_.exit, bb58thread-split, bb58, bb59, bb60, bb61,
- ; RNIT: entry, bb23 => l98, l98,
- ; RNIT: bb23, bb.i, pflini_.exit, bb58thread-split, bb58, bb59, bb60, bb61,
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