[fpc-pascal] Request for backport to FPC 2.6.1 + wiki page to keep track of backport requests/merges

[Marco van de Voort]

In our previous episode, Reinier Olislagers said:
> If possible, I'd like
> r22380 in trunk to be marked for backporting to FPC 2.6.1 as it fixes an
> internal compiler error.

I already had tested it and it applies cleanly. As soon as I get a green
light from a compiler developer that it is ok to merge, I'll merge it.