bug#46495: 28.0.50; [native-comp] Build fails for 32bit --with-wide-int

[Andy Moreton]

On Sat 13 Feb 2021, Eli Zaretskii wrote:

>> From: Andy Moreton <andrewjmoreton@gmail.com>
>> Date: Sat, 13 Feb 2021 17:57:09 +0000
>> 
>> On Windows with the mingw64 32bit toolchain, the native branch build
>> fails when configured with "--with-nativecomp --with-wide-int".
>> 
>> Emacs crashes during .eln compilation. Attaching gdb to the crashing
>> emacs process does not produce a backtrace.
>
> What does GDB produce if you attach it?

Nothing - the windows tra handler, followed by gdb deciding that
something has died and giving up completely.

> Can you run a compilation from Emacs that runs under GDB?

How do I do that in a way that captures only the relevant subprocesses ?

   AndyM