optimization/9279: [3.2 regression] [Sparc] combine bug

[Matthias Klose]

Eric Botcazou writes:
> >     The fix introduces a performance regression for PowerPC (and possibly
> > other platforms) on the 3.2 branch.
> 
> Now reverted for this reason on the 3.2 branch so GCC 3.2.2 will ship with 
> the bug.

I see you having the choice between two regressions, one performance
regression (from 3.2.1 to 3.2.2) and one "wrong code" regression (from
2.95 and 3.0.4 to 3.2.2). Not sure, if I should like your decision.

	Matthias