1 ; RUN: opt < %s -postdomtree -analyze | FileCheck %s 2 define internal void @f() { 3 entry: 4 br i1 1, label %a, label %b 5 6 a: 7 br label %c 8 9 b: 10 br label %c 11 12 c: 13 br i1 undef, label %bb35, label %bb3.i 14 15 bb3.i: 16 br label %bb3.i 17 18 bb35.loopexit3: 19 br label %bb35 20 21 bb35: 22 ret void 23 } 24 ; CHECK: [4] %entry 25