> The makefile uses -O2 as the default optimization level. > > The source code can support -O3 as the optimization level. In fact, we > support -O5, -Os and -Ofast. We regularly test them in cryptest.sh ( > https://github.com/weidai11/cryptopp/blob/master/cryptest.sh). > > At -O3, GCC and other compilers will vectorize, meaning they will use SIMD > units, like SSE and NEON. When the compiler takes an opportunity it is > often a non-trivial speedup. > > My question is, should we switch to -O3 as the default? Or maybe, is > anyone opposed to doing so? >
Tracked at https://github.com/weidai11/cryptopp/issues/454. Cut-in at https://github.com/weidai11/cryptopp/commit/18a05659f38d. Jeff -- -- You received this message because you are subscribed to the "Crypto++ Users" Google Group. To unsubscribe, send an email to cryptopp-users-unsubscr...@googlegroups.com. More information about Crypto++ and this group is available at http://www.cryptopp.com. --- You received this message because you are subscribed to the Google Groups "Crypto++ Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to cryptopp-users+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
