Having trouble cross compiling with LDC

[kinke]

On Saturday, 8 December 2018 at 22:16:32 UTC, o wrote:
> I have heard that LDC has great support for cross compilation, 
> but I can't figure out how to use it.
>
> I have a linux x64 host, and I am looking for a definitive step 
> by step guide to setting up LDC to cross compile targeting 
> windows x64, macosx, and linux arm64(raspberry pi).

This was long overdue, so I added a Wiki page with a step-by-step 
guide (still WIP):

https://wiki.dlang.org/Cross-compiling_with_LDC