middle-end/6833: gcse generates wrong code with regard to global register variables

[Bruno Haible]

>     Bruno, I don't have 3.1 around any more, but I can't
>     reproduce this with 3.2 and 3.2.2. Could you check 
>     whether this also applies to you, or whether you still
>     see the problem?

The bug appears to be gone in 3.2 and 3.2.2.

Bruno