| ; RUN: opt -S -loop-simplify -disable-output -verify-loop-info -verify-dom-info < %s | |
| ; PR5235 | |
| ; When loopsimplify inserts a preheader for this loop, it should add the new | |
| ; block to the enclosing loop and not get confused by the unreachable | |
| ; bogus loop entry. | |
| define void @is_extract_cab() nounwind { | |
| entry: | |
| br label %header | |
| header: ; preds = %if.end206, %cond.end66, %if.end23 | |
| br label %while.body115 | |
| while.body115: ; preds = %9, %if.end192, %if.end101 | |
| br i1 undef, label %header, label %while.body115 | |
| foo: | |
| br label %while.body115 | |
| } |