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; REQUIRES: asserts
; RUN: opt < %s -passes='print<regions>' 2>&1 | FileCheck %s
; RUN: opt < %s -passes='print<regions>' -stats 2>&1 | FileCheck -check-prefix=STAT %s
; RUN: opt -passes='print<regions>' -print-region-style=bb < %s 2>&1 | FileCheck -check-prefix=BBIT %s
; RUN: opt -passes='print<regions>' -print-region-style=rn < %s 2>&1 | FileCheck -check-prefix=RNIT %s
define internal fastcc void @compress() nounwind {
end33:
br i1 1, label %end124, label %lor.lhs.false95
lor.lhs.false95:
br i1 1, label %then107, label %end172
then107:
br i1 1, label %end124, label %then113
then113:
br label %end124
end124:
br label %exit
end172:
br label %exit
exit:
unreachable
}
; CHECK-NOT: =>
; CHECK: [0] end33 => <Function Return>
; CHECK-NEXT: [1] end33 => exit
; CHECK-NEXT: [2] then107 => end124
; STAT: 3 region - The # of regions
; BBIT: end33, end124, exit, lor.lhs.false95, then107, then113, end172,
; BBIT: end33, end124, lor.lhs.false95, then107, then113, end172,
; BBIT: then107, then113,
; RNIT: end33 => exit, exit,
; RNIT: end33, end124, lor.lhs.false95, then107 => end124, end172,
; RNIT: then107, then113,
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