egcs has same performance regression as g++ 2.7.2

[Iain McClatchie]

Iain> The 23 line program at the end of this email compiles to different
Iain> assembly through gcc and g++, and demonstrates this problem.
Iain> I tested this code against gcc 2.7.2.

I compiled and installed the Christmas snap of egcs, and it shows the
same regression from gcc to g++.

-Iain McClatchie