Re: is gcc 2.8 safe to use yet ?
G. Sumner Hayes (sumner@collegium.adsl.net.cmu.edu)
Thu, 19 Mar 1998 13:06:11 -0500
Niels Kristian Bech Jensen <nkbj@image.dk> wrote:
> On Thu, 19 Mar 1998, Marek Habersack wrote:
>
> > On Thu, 19 Mar 1998, Niels Kristian Bech Jensen wrote:
> >
> > > > > I use the standing compile options for an i486 (-m486 -O2 -fomit-fr...
> > > > > -fno-str.. etc.) X runs fine on my system (RH5 with updates.)
> > > > Hmm... What CPU do you have?
> > > >
> > > AMD 486DX4 100MHz
> > >
> > > I've also tried to build the kernel with '-m486 -O3 -fomit-frame-pointer'
> > > and it runs without problems.
> > So it might, just might, be somehow related to the CPU I use: AMD K6/166. Does
> > anyone have any ideas on that?
> >
> It might be the new pentium optimization in 2.8.x (it's also used for K6.)
If you're using '-m486' the pentium optimizations shouldn't be used.
Regardless, gcc 2.8.0 and 2.8.1 are pretty buggy; until they get the kinks
worked out, I recommend egcs-1.0.2 or gcc-2.7.2.2.
-Sumner
--
rage, rage against the dying of the light
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