while (something())
{
     # Lots of stuff, nested functions, etc.
     last if ($condition);   # Move to Post-Processing
     # Lots more stuff
}

# Post-Processing
more_stuff();


##</code><code>##

PROCESS:
while (something())
{
     # Lots of stuff, nested functions, etc.
     last PROCESS if ($condition);
     # Lots more stuff
}

more_stuff();

##</code><code>##

_10: print "Hello";
_20: goto _10;