In many cases you wouldn't even need cross compilation if you can run Windows tools directly on WINE. Years ago I installed Delphi 6 on a Linux machine with WIN

In many cases you wouldn't even need cross compilation if you can run Windows tools directly on WINE. Years ago I installed Delphi 6 on a Linux machine with WINE, and although I didn't write any complex stuff or imported 3rd party components, it compiled every Delphi code I threw at it, producing native Windows code that ran flawlessly on Windows machines.