bug#35410: 27.0.50; 32-bit build of master failing with MSYS2

[martin rudalics]

>  > Hmm, I tried updating, but now my mingw32 gcc is 9.1.0, and it still
>  > builds fine.  I'm not sure if it's practical to support old compiler
>  > versions from a rolling release.
>
> The problem is not with the compiler version per se but with the
> headers shipped with MinGW64.  So hopefully they fixed that problem in
> our sense in the meantime.  I'm reluctant to update as well because
> the 64-bit builds work sufficiently well and updating always bears the
> risk spoiling that.  I filed the report only to hear opinions from
> other MinGW64 users but apparently neither of them uses my version.

I now upgraded MSYS2 to its present version and it builds fine so I'm
hopefully closing this bug.

Thanks for the heads-up, martin