[PATCH] Fix overzealous folding

[Arnaud Charlet]

> Simply according to the principle "first correct, then optimized".

Makes sense :-)

> Ah, but I hope to get some of the inconsitencies cleared, or at least
> have a plan to do
> so, at the summit, for which I believe we have a presentation about Ada.

Right, Eric and myself will present an "Ada tutorial" (from the GCC viewpoint)
and we can discuss these issues around a good beer as well :-) Olivier will
also be around.

Arno