[Mono-list] Mono bug with 'count++'

[Miguel de Icaza]

> Yes, the bug was already reported on mcs.
> I have filed a separate bug for mono, though, with the same test case
> slightly modified (at the IL level) to zero-initialize local variables:
> currently mono doesn't honour that bit, while mint does.

We should probably pack all variables together that need to be
initialized to zero by Mono, and have a nice rep stosb sequence to clear
that at the function entry point.

Miguel.