Messages in this thread | | | Date | Mon, 11 Aug 2003 11:55:47 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH] 2.4.22pre10: {,un}likely_p() macros for pointers |
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Albert Cahalan <albert@users.sourceforge.net> wrote: > > -#define likely(x) __builtin_expect((x),1) > -#define unlikely(x) __builtin_expect((x),0) > +#define likely(x) __builtin_expect(!!(x),1) > +#define unlikely(x) __builtin_expect(!!(x),0)
Odd. I thought we fixed that ages ago.
Being a simple soul, I prefer __builtin_expect((x) != 0, 1). - 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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