Re: [RFC][PATCH] fix abs() macro to work with types wider than int

From: Andreas Schwab
Date: Wed Apr 25 2007 - 16:06:40 EST

"linux-os (Dick Johnson)" <linux-os@xxxxxxxxxxxx> 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 Schwab, SuSE Labs, schwab@xxxxxxx
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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