RE: malloc(1/0) ??

From: Igmar Palsenberg (maillist@chello.nl)
Date: Tue Nov 07 2000 - 19:50:51 EST


> The program does not work. A program works if it does what it's supposed to
> do. If you want to argue that this program is supposed to print "ffffff"
> then explain to me why the 'malloc' contains a zero in parenthesis.
>
> The program can't possibly work because it invokes undefined behavior. It
> is impossible to determine what a program that invokes undefined behavior is
> 'supposed to do'.

May I remind you guys that a malloc(0) is equal to a free(). There is no
way that any mem get's malloced.

You only get a coredump if the program accesses a page it shouln't, and
since whe're talking 5 bytes here or so, you have a change that you don't
cross a boundary.

> DS

        Igmar

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Tue Nov 07 2000 - 21:00:23 EST