"Geoffrey Lee" <[EMAIL PROTECTED]> writes:
> > the problem is that, since bero, we use it...
> > anyway, if an application call sqrt without checking or make sure
> > its argument won't
> > be positive is just bogus.
>
>
> does it matter ? it is not smart to use it ...
> better fix it late than
> >
> > are you sure??
> >
> > taken from info gcc:
>
> [...]
>
> > i'm not saying that you shold not use -ffast-math , but only
> use it if there
> > is some significant optimization ...(mabye mesa, gimp ...)
> >
> > i like Giuseppe's idea where you have CFLAGS="$RPM_OPT_FLAGS
> -ffast-math" or
>
"Geoffrey Lee" <[EMAIL PROTECTED]> writes:
> > > > > i noticed that RPM_OPT_FLAGS have now got -ffast-math turned on. i
> > > > > thought that breaks ANSI specifications just to get
> > optimizations ? i
> > > > > don't think that it is a good idea to pass to gcc...
> > > >
> > > > titi / guiseppe
mandrake.com;
> [EMAIL PROTECTED]; [EMAIL PROTECTED]
> Subject: Re: [Cooker] RPM_OPT_FLAGS + BenchMark
>
>
> Thierry Vignaud wrote:
>
> >
> > Chmouel Boudjnah <[EMAIL PROTECTED]> writes:
> >
> > > Geoffrey Lee <[EMAIL PROTECTED]> writes
Chmouel Boudjnah <[EMAIL PROTECTED]> writes:
> Geoffrey Lee <[EMAIL PROTECTED]> writes:
>
> > i noticed that RPM_OPT_FLAGS have now got -ffast-math turned on. i
> > thought that breaks ANSI specifications just to get optimizations ? i
> > don't think that it is a good idea to pass to gcc...
>
>
Geoffrey Lee <[EMAIL PROTECTED]> writes:
> i noticed that RPM_OPT_FLAGS have now got -ffast-math turned on. i
> thought that breaks ANSI specifications just to get optimizations ? i
> don't think that it is a good idea to pass to gcc...
titi / guiseppe ?
> also is it possible to use -O3 instead
Yo,
i noticed that RPM_OPT_FLAGS have now got -ffast-math turned on. i
thought that breaks ANSI specifications just to get optimizations ? i
don't think that it is a good idea to pass to gcc...
also is it possible to use -O3 instead of -O2, or will some code fail
toc ompile?
cu
Geoff
