Re: PPC cflags
David Bélanger <[email protected]>
| Newsgroups | gmane.linux.gentoo.ppc |
|---|---|
| Message-ID | <[email protected]> |
On Sat, Feb 19, 2005 at 09:40:28PM -0500, Nick Smith wrote: > can someone point me to a list of cflags that are compatible > with PPC? i found some but it doesnt say if they are PPC > specific or not, cause that was the problem with my boot strap > it didnt like -march=powerpc or -ftracer and i would like to > know exactly what i can use with this new hardware. G3 350Mhz. > Hi, Try: -O2 -mcpu=750 -pipe I use: -O3 -mcpu=750 -pipe (Note: -O3 might improve or decrease performance but is stable). About: -fno-strict-aliasing This strict-aliasing is enabled by default in -O2, meaning that apps where it causes problem should disable it. If you want to be on the safe side, then you can disable it all the time but I don't do it. David --- David Bélanger Web page: http://www.cs.mcgill.ca/~dbelan2/ Public key: http://www.cs.mcgill.ca/~dbelan2/public_key.txt -- [email protected] mailing list