[OSM-dev] [novice] osm2pgsql: mac os x: faster with compiler optimized flag -fast instead of -O2

Martijn van Oosterhout kleptog at gmail.com
Sun Feb 8 11:40:01 GMT 2009

On Sat, Feb 7, 2009 at 11:09 PM, Ceriel Jacobs <cerieljacobs at gmail.com> wrote:
> In building and benchmarking open source projects on Mac OS X 10.5
> intel (for example Mysql),
> highest performance was returned with flag -fast instead of -O2.

What does -fast do? I can't find it in the gcc manpage.

Have a nice day,
Martijn van Oosterhout <kleptog at gmail.com> http://svana.org/kleptog/

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