Hi,
> The way to build natively with a mingw-w64 compiler is doumented fairly simply at
<http://www.postgresql.org/docs/current/static/installation-platform-notes.html#INSTALLATION-NOTES-MINGW>:
>
> To build 64 bit binaries using MinGW, install the 64 bit tool set
> from http://mingw-w64.sourceforge.net/, put its bin directory in the
> PATH, and run configure with the --host=x86_64-w64-mingw option.
>
> This is exactly how the buildfarm member pitta was set up.
>
> The only issue here is how to add support for using the 32bit mingw-w64 compiler in pretty much the same way.
I hope that configure --host=i686-w64-mingw use 32 bit tool sets and
construct a 32 bit binary. It is mostly the same procedure and should have
sufficient information to distinguish them. Both 64 bit and 32 bit binaries
should be runnable on the same 64 bit system.
Best regards,