Re: [PATCH] Fix CPU bitmask truncation

From: Jeremy Fitzhardinge (jeremy@goop.org)
Date: Fri Dec 20 2002 - 13:23:17 EST


On Fri, 2002-12-20 at 04:17, Andreas Schwab wrote:
> This is useless. Assigning -1 to any unsigned type is garanteed to give
> you all bits one, and with two's complement this also holds for any signed
> type.

Only if the -1 is the same size as the unsigned type. Otherwise it will
be 0-extended.

        J

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



This archive was generated by hypermail 2b29 : Mon Dec 23 2002 - 22:00:27 EST