Using gdc on Windows

[mw]

On Monday, 25 May 2020 at 10:23:50 UTC, Iain Buclaw wrote:
> On 21/05/2020 01:18, NonNull via D.gnu wrote:
>> Hello,
>> 
>> I'd like to run gdc natively on Windows in a mingw compatible 
>> way. How can I proceed?
>> 
>
> We need some testers to verify this patch.
>
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91595

Can you give instruction / link on how to install mingw gdc 
natively on Windows?

People here even don't know that.