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; RUN: opt -regions -analyze < %s | FileCheck %s
; RUN: opt -regions -stats < %s |& FileCheck -check-prefix=STAT %s
; RUN: opt -regions -print-region-style=bb -analyze < %s |& FileCheck -check-prefix=BBIT %s
; RUN: opt -regions -print-region-style=rn -analyze < %s |& 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 %exit172, label %end
exit172:
br i1 1, label %end, label %outer
end:
ret i8 1
}
; CHECK-NOT: =>
; CHECK: [0] entry => <Function Return>
; CHECK-NEXT: [1] outer => end
; STAT: 2 region - The # of regions
; BBIT: entry, outer, body, exit172, end,
; BBIT: outer, body, exit172,
; RNIT: entry, outer => end, end,
; RNIT: outer, body, exit172,
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