| ; RUN: opt -licm -S < %s | FileCheck %s | |
| define void @f() { | |
| ; CHECK-LABEL: @f( | |
| entry: | |
| br label %bb0 | |
| bb0: | |
| %tobool7 = icmp eq i1 undef, undef | |
| br label %bb1 | |
| bb1: | |
| br i1 undef, label %bb0, label %bb0 | |
| unreachable: | |
| ; CHECK-LABEL: unreachable: | |
| ; CHECK: br i1 undef, label %unreachable, label %unreachable | |
| br i1 %tobool7, label %unreachable, label %unreachable | |
| bb3: | |
| unreachable | |
| } |