; RUN: opt < %s -passes='print' 2>&1 | FileCheck %s define internal void @f() { entry: br i1 undef, label %bb35, label %bb3.i bb3.i: br label %bb3.i bb35.loopexit3: br label %bb35 bb35: ret void } ;CHECK:Inorder PostDominator Tree: ;CHECK-NEXT: [1] <> ;CHECK-NEXT: [2] %bb35 ;CHECK-NEXT: [3] %bb35.loopexit3 ;CHECK-NEXT: [2] %entry ;CHECK-NEXT: [2] %bb3.i