On Sun, Aug 28, 2005 at 04:30:19PM +0400, Boris Samorodov wrote: > Hi! > > > As for 5.x notes about -O2 (libalias, gcc) were removed at revision > 1.229.2.7 of /usr/src/share/examples/etc/make.conf. But for 6.0-BETA3 > we do have these warnings. Should they be removed as for 5.x? Is it > safe to use -O2 to build/install kernel, world, ports fro 6.0? > Kernel and world seem to be ok with -O2, for ports it is not advised. I have this in /etc/make.conf:
# -- all -- #
.if ${.CURDIR:M/usr/src*}
CFLAGS=-O2 -pipe
.else
CFLAGS=-O -pipe
.endif
CPUTYPE?=pentium3
# -- ports -- #
WITH_OPTIMIZED_CFLAGS=yes
So kernel and world (which source lives in /usr/src) are built with -O2,
while anything else is built with -O. Some ports allow optimized
compiler flags with WITH_OPTIMIZED_CFLAGS.
> WBR
> --
> bsam
>
Regards,
Rene
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