Re: New warnings on emacs-26 branch with gcc 8.2.0

[Paul Eggert]

Andy Moreton wrote:
> Given how many source files are involved, for emacs-26 the simplest
> thing is simply to disable -Wcast-function-type in configure.ac.
>
> For master we can leave the warning enabled if the GetProcAddress calls
> can be fixed to pacify the warning.

If we disable the warning at all, we should do so only in the files that need 
it, as the warning is typically useful.