Messages in this thread | | | From | Andreas Schwab <> | Subject | Re: [RFC][PATCH] fix abs() macro to work with types wider than int | Date | Wed, 25 Apr 2007 22:05:54 +0200 |
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"linux-os (Dick Johnson)" <linux-os@analogic.com> writes:
> I think this works, regardless of the length of the integers: > > #define abs(x) (((x)<0)?-(x):(x))
But it evaluates its argument more than once.
Andreas.
-- Andreas Schwab, SuSE Labs, schwab@suse.de SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany PGP key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 "And now for something completely different." - 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/
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