Messages in this thread | | | Date | Thu, 19 Mar 1998 13:06:11 -0500 | From | "G. Sumner Hayes" <> | Subject | Re: is gcc 2.8 safe to use yet ? |
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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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