Re: Suspicious warning in W64 build

[Eli Zaretskii]

> From: Richard Copley <address@hidden>
> Date: Sun, 17 Sep 2017 08:14:41 +0100
> Cc: Eli Zaretskii <address@hidden>, Fabrice Popineau <address@hidden>, 
>       Emacs Development <address@hidden>
> 
> > Perhaps we should insist on something newer than GCC 5.3 before enabling
> > warnings by default, as there is a point of diminishing returns here.
> 
> The warning was from GCC 7.2.0.

Indeed.  GCC 5 and 6 don't emit this warning in those places (or maybe
this warning is only supported starting with GCC 7?).