Messages in this thread | | | Date | Sat, 03 Jul 1999 21:31:59 -0400 | From | Jeff Garzik <> | Subject | Re: 2.2.10-ac7 compile errors on Alpha |
| |
Graffiti wrote: > > > void *memchr(const void *s, int c, size_t n) > > { > > while (n-- != 0) { > ^^^^^^^^ > > Is memchr() guaranteed to be called only with n >= 1? > Otherwise, wouldn't: > while (n-- > 0) { > be a better choice?
The '--' following the 'n' implies that n is decremented after the current statement is evaluated. So if n == 0, you are still ok.
Jeff
-- He's pretty fly for a rabbi
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/
| |