Re: Potential Crash?

["Neil" <dreaded.neil@phreaker.net>]

> I just want to know if this code is valid:
> 
> TILE *t = blah..;
> 
> if ((t) && (t->number)) blahhh...
> 
> Could this crash on some compilers if 't' is NULL? Or do ALL compilers
> evaluate this from left to right and stop if one of the clauses are
false?

AFAIK, the ANSI C standard says that you CAN do this safely, with
guaranteed left-to-right evaluation. I know I use it all the time.

-[ Neil-Edelman -- dreaded.neil@phreaker.net -- ICQ UIN: 705130
-[ http://neil.freeshell.org/ -- http://moop.bizland.com/
-[ "My air-to-air missile overrides your air traffic control clearance"

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