On 24 December 2017 at 11:57, Ryan Schmidt <[email protected]> wrote: > > On Dec 24, 2017, at 04:36, Chris Jones wrote: > >> In general its not possible to say one setting will always perform better >> than another, its very use case dependant. For instance if you really want >> maximum numerical performance then -O3 can give significant gains, as it >> turns on a number of optimisations that can really help, like auto >> vectorisation. But, you would not want that as the default as some use cases >> might not like it. Its fine to have a default, but i would suggest each port >> should use whatever upstream has decided is its best optimisation level. > > Ports are free to override configure.optflags if desired.
This script is for base, not ports. Either way "its what Apple does" is the answer I was looking for. Thanks! -- Eitan Adler
