Messages in this thread | | | Date | Fri, 6 Jan 2006 22:54:36 +0100 | From | Adrian Bunk <> | Subject | Re: [2.4 patch] document that gcc 4 is not supported |
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On Fri, Jan 06, 2006 at 10:11:15PM +0100, Willy Tarreau wrote: > Hi Adrian, > > On Fri, Jan 06, 2006 at 09:37:27PM +0100, Adrian Bunk wrote: > > gcc 4 is not supported for compiling kernel 2.4, and I don't see any > > compelling reason why kernel 2.4 should ever be adapted to gcc 4. > > > > This patch documents this fact. > > > > Without this patch, your screen is flooded with warnings and errors when > > accidentially trying to compile kernel 2.4 with gcc 4. > > > > With this patch, the same happens, but the last lines contain the > > explanation > > #error Sorry, your GCC is too recent for kernel 2.4 > > Well, why not putting this into include/linux/compiler.h instead ? It > would shout earlier and will be easier to find. >...
init/main.c is the first file that gets compiled, and therefore the traditional place for such compiler checks.
> > --- linux-2.4.31-rc1-full/README.old 2005-05-30 21:21:29.000000000 +0200 > > +++ linux-2.4.31-rc1-full/README 2005-05-30 21:21:59.000000000 +0200 > > @@ -152,6 +152,7 @@ > > > > - Make sure you have gcc 2.95.3 available. gcc 2.91.66 (egcs-1.1.2) may > > also work but is not as safe, and *gcc 2.7.2.3 is no longer supported*. > > + gcc 4 is *not* supported. > > I would even explicitly state that gcc-3.3 and 3.4 should work in most > cases, while gcc 4 will definitely not work. It's important IMHO to > give the answers that most users will be looking for, and 3.3/3.4 are > fairly common. >...
gcc 2.95 is still the recommended compiler for kernel 2.4.
But if you want to improve the text, feel free to send a patch. :-)
> Thanks, > Willy
cu Adrian
--
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