Re: pgcc -mpentium and kernel 2.2.3

Matthew Bernstein (mas01mb@mcs.gold.ac.uk)
Thu, 11 Mar 1999 15:43:35 +0000 (GMT)


On Thu, 11 Mar 1999, Jim Woodward wrote:

> Justa general question, I decied to try (out of interest)
> compiling a kernel with -mpentium instead of -m486 in the
> ./arch/i386/Makefile
> it seems to work.. but is there any reason why I wouldnt wanna do this for
> stability and/or timing reasons?

I believe gcc 2.7.2 doesn't like/understand -mpentium. I've successfully
compiled using egcs/-O6/-mpentiumpro -march=pentiumpro and without the
no-strength-reduce, but I wouldn't grumble about things not working unless
they also don't work with more sane/"traditional" compiler options. YMMV ;)

Matt

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