std::copy() optimization, gcc vs clang

niXman i.nixman@autistici.org
Tue Nov 19 13:26:00 GMT 2013


Hi,

I'm curious the thoughts of GCC developers about this topic:
http://stackoverflow.com/questions/13128430/why-is-stdcopy-5x-slower-than-memcpy-in-my-test-program


Clang in this case optimizing better than GCC.
Is there any reason why GCC does not perform the same optimization?

Thanks.


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Regards, niXman
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