Re: Re: Flat Short of MEMORY_BLOCK
Berend de Boer <[email protected]>
| Newsgroups | gmane.comp.lang.eiffel.gobo.general |
|---|---|
| Message-ID | <[email protected]> |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 "Franck Arnaud" <[email protected]> writes: > Brian Heilig: > >> Because: >> >> buffer[i] = a_byte; >> >> is faster than: >> >> memcpy (&buffer[i], &a_byte, 1); > > Huh? Why should it be? It's essentially doing the > same thing, and a C compiler should know how to optimise > memcpy! As usual, you must do benchmarks before making > such claims: You guarantee that every C compiler on every platform does exactly what gcc -O2 does??? - -- Live long and prosper, Berend de Boer (PGP public key: http://www.pobox.com/~berend/berend-public-key.txt) -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.3 (GNU/Linux) Comment: Processed by Mailcrypt 3.5.8 <http://mailcrypt.sourceforge.net/> iD8DBQFATq98IyuuaiRyjTYRAnJxAKCNskImfGP7mCiNMxN4hs8mvsnhZQCaA9Pg PZt+MkzEgVU+tmjk1u/eQ1c= =nQSh -----END PGP SIGNATURE----- To Post a message, send it to: [email protected] To Unsubscribe, send a blank message to: [email protected] Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/gobo-eiffel/ <*> To unsubscribe from this group, send an email to: [email protected] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/