bug#19111: 25.0.50; 32 bits temacs.exe is linked with wrong image-base when built on 64 bit Windows host

[Dani Moncayo]

(I Just want to point out two things, FWIW)

> In the end, the user must ensure that $MSYSTEM matches the toolset he is
> going to use. This is nothing new. The Emacs build fails if $MSYSTEM is
> not correctly set, for MinGW(-w64) builds.

AFAIK, $MSYSTEM is used in the emacs-24 branch, but not in the trunk.

> Another solution is to get the --host/--build triplet from `gcc -v' (use
> the `--target=...' part. I don't know how it is supposed to deal with
> the case of the user setting those parameters explicitly, although I
> can't think of a valid reason for setting --host/--build to something
> different from the `gcc -v' --target, since Emacs does not support
> cross-compiling.

But perhaps it could support that in the future.  It would be
nice to be able to cross-compile (the MS-Windows native) Emacs
from Cygwin, for example.

-- 
Dani Moncayo