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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 internal fastcc zeroext i8 @handle_compress() nounwind {
- entry:
- br label %outer
- outer:
- br label %body
- body:
- br i1 1, label %else, label %true77
- true77:
- br i1 1, label %then83, label %else
- then83:
- br label %outer
- else:
- br label %else106
- else106:
- br i1 1, label %end, label %outer
- end:
- ret i8 1
- }
- ; CHECK-NOT: =>
- ; CHECK: [0] entry => <Function Return>
- ; CHECK-NEXT: [1] outer => end
- ; CHECK-NEXT: [2] outer => else
- ; STAT: 3 region - The # of regions
- ; STAT: 1 region - The # of simple regions
- ; BBIT: entry, outer, body, else, else106, end, true77, then83,
- ; BBIT: outer, body, else, else106, true77, then83,
- ; BBIT: outer, body, true77, then83,
- ; RNIT: entry, outer => end, end,
- ; RNIT: outer => else, else, else106,
- ; RNIT: outer, body, true77, then83,
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