1; RUN: opt -S -loop-simplify -disable-output -verify-loop-info -verify-dom-info < %s 2; PR5235 3 4; When loopsimplify inserts a preheader for this loop, it should add the new 5; block to the enclosing loop and not get confused by the unreachable 6; bogus loop entry. 7 8define void @is_extract_cab() nounwind { 9entry: 10 br label %header 11 12header: ; preds = %if.end206, %cond.end66, %if.end23 13 br label %while.body115 14 15while.body115: ; preds = %9, %if.end192, %if.end101 16 br i1 undef, label %header, label %while.body115 17 18foo: 19 br label %while.body115 20} 21