bug#19181: 24.4; 24.4.1 libgcc_s_dw2-1.dll crash on exit

[Eli Zaretskii]

> From: Óscar Fuentes <ofv@wanadoo.es>
> Cc: Dani Moncayo <dmoncayo@gmail.com>,  19181@debbugs.gnu.org,  
> williamjfarmer@yahoo.co.uk
> Date: Tue, 25 Nov 2014 22:01:08 +0100
> 
> FYI: MinGW-w64 recently made changes to its runtime to address this
> problem.

I presume it's an upstream fix that I was asked to test.

Anyway, this has nothing to do with crashes when the binary does not
depend on libgcc_s_dw2-1.dll.  Some other factor is at work here.