[Mesa-dev] [PATCH] faster util_next_power_of_two() function

Benjamin Bellec b.bellec at gmail.com
Wed Jun 8 04:41:13 PDT 2011

Le 06/06/2011 23:54, Roland Scheidegger a écrit :
> Also I believe this builtin requires gcc 3.4 - not sure though if the
> rest of the code compiles on older gcc.
> Roland

Yes I checked, __builtin_clz() appeared first time in GCC 3.4.0


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