Building today's snapshot of GDB with MinGW

[Eli Zaretskii]

> Date: Wed, 1 Jul 2020 12:25:41 -0700
> From: Joel Brobecker <brobecker@adacore.com>
> Cc: Christian Biesinger <cbiesinger@google.com>,
> 	Tom Tromey <tromey@adacore.com>, simon.marchi@polymtl.ca,
> 	gdb-patches@sourceware.org
> 
> > Joel, should I install the same libctf patches we had in
> > gdb-9.1-branch in the current master?  Or would you like to talk to
> > the upstream maintainer first?
> 
> Would you mind reaching out to Nick and see what he says?

Done.