> However...
>
> (centurion:~) # ./mw_bug
> testing bug ... no Pentium MMX 'missed write' bug in this CPU.
>
> And I have a Stepping 3 Pentium/MMX 200. Compiled the program with both gcc
> 2.7.2.1 (Standard RedHat version) and with egcs-2.90.17p (pgcc) with various
> optimizations, ran it under kernel 2.0.30 (standard RedHat version) and
> 2.1.66.
Perhaps PGCC silently fixes the problem..