what "-march=" option should be used when building 64bits lfs

xinglp xinglp at gmail.com
Fri Mar 18 11:12:50 PDT 2011


"-march=i686" should be a common option for 32bits system. And I set
to jhalfs's "jhalfs/optimize/opt_config.d/O3pipe_march".
Then which option for 64bits.

-- 
code farmer from lanxiangjixiao



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