gcc will become the best optimizing x86 compiler

Steven Bosscher stevenb.gcc@gmail.com
Tue Jul 29 09:55:00 GMT 2008


On Tue, Jul 29, 2008 at 11:26 AM, Richard Guenther
<richard.guenther@gmail.com> wrote:
>> g++ (v. 4.2.3) without any options converts memcpy with unknown size to  rep
>> movsb
>
> Make sure to use -D__NO_STRING_INLINES to not get glibcs inline
> implementation.

Why is this not the default?

Gr.
Steven



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