On Wed, Sep 13, 2006 at 11:26:00AM +0200, Oliver Fromme wrote: > Stefan Lambrev wrote: > > Oliver Fromme wrote: > > > The default CFLAGS are "-O2 -pipe -fno-strict-aliasing". > > > Anything above -O2 isn't supported, and using -O2 without > > > -fno-strict-aliasing also isn't supported (and will create > > > broken code for some programs). A common mistake is to > > > specify CFLAGS="-O2 -pipe" and omit -fno-strict-aliasing. > > > That'll shot you in the foot sooner or later. > > > > May be default flags have to be set here: > > /usr/src/share/examples/etc/make.conf ? > > I'm asking because in this file I read: > > > > # CFLAGS controls the compiler settings used when compiling C code. > > # Note that optimization settings other than -O and -O2 are not recommended > > # or supported for compiling the world or the kernel - please revert any > > # nonstandard optimization settings to "-O" or -O2 before submitting bug > > # reports without patches to the developers. > > # > > #CFLAGS= -O -pipe > > > > May be "-fno-strict-aliasing" have to be added here then ? > > Yes, you are right. I think a clarification should > be added to the make.conf(5) manual page and to the > /usr/share/examples/etc/make.conf file. > > Someone care to submit a PR ...? > Should be fixed in src/share/examples/etc/make.conf,v 1.277.
Cheers, -- Ruslan Ermilov [EMAIL PROTECTED] FreeBSD committer
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