I've recently run into a problem using released version of GHC on
Windows 10, builds 15019 and later. The problem seems to be an
incompatibility with Mingw64---builds fail calling realgcc.exe with
vaguely incomprehensible error messages (Program failed to start with
Replacing the packaged version of Mingw64 with a more recent build (from
Msys2, say) restores functioning, but no longer works if there are
spaces in the path to GHC.
I've observed this on three different machines, so I don't think it's
just a configuration oddity. Has anyone else encountered similar
problems, or can anyone else verify? If so, it might be worth
repackaging at least the latest released version with a more recent
Prosperum ac felix scelus virtus vocatur
The University of Edinburgh is a charitable body, registered in
Scotland, with registration number SC005336.