Oh nooo! (gotos)

[Dave Jones]

>From article <1989Sep8.070123.4416 at twwells.com), by bill at twwells.com (T. William Wells):
) : while(rule = (Rule*)Queue_iter_next(&rule_iter)) {
) :
) :   while(rsym = (Symbol*)Queue_iter_next(&rsym_iter)) {
) :    switch (derives(rsym)) {
) :    case derives_nothing:
) :      goto next_rule;
) :    ....
) :    }
) :   }
) :
) : next_rule: continue;
) :
) : }
) 
) Look Ma, no goto!
) 
) 	while(rule = (Rule*)Queue_iter_next(&rule_iter)) {
) 		while(rsym = (Symbol*)Queue_iter_next(&rsym_iter)) {
) 			switch (derives(rsym)) {
) 			case derives_nothing:
) 				break;
) 			.... (cases that want to loop use continue)
) 			}
) 			break;
) 		}
) 	}
) 

Your mother should know that you removed a goto but added a
fatal bug.  I would prefer the goto.  Ask your Ma.