src/tools/rustfmt/tests/source/loop.rs

fn main() {
    loop    
    {   return some_val;}

let x = loop { do_forever(); };

       'label :  loop {
        // Just comments
    }

    'a: while loooooooooooooooooooooooooooooooooong_variable_name + another_value > some_other_value{}

   while aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa > bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb {
   }

    while aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa {}

    'b: for xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx in some_iter(arg1, arg2) {
        // do smth
    }

    while let  Some(i) =     x.find('s')
    {
        x.update();
        continue;
        continue 'foo;
    }
}