Re: Current master doesn't build on Win10

[Eli Zaretskii]

> From: Arash Esbati <arash@gnu.org>
> Date: Fri, 22 Oct 2021 17:21:49 +0200
> 
> current master (commit f7a2ff3b) doesn't build with Msys2.  The message
> is:
> 
> --8<---------------cut here---------------start------------->8---
> make[1]: Entering directory '/z/pathto/emacs/lib-src'
>   CC       ntlib.o
>   RC       emacsclient.res
>   CC       pop.o
> In file included from 
> z:/pathto/msys64/mingw64/x86_64-w64-mingw32/include/guiddef.h:154,
>                  from 
> z:/pathto/msys64/mingw64/x86_64-w64-mingw32/include/winnt.h:635,
>                  from 
> z:/pathto/msys64/mingw64/x86_64-w64-mingw32/include/minwindef.h:163,
>                  from 
> z:/pathto/msys64/mingw64/x86_64-w64-mingw32/include/windef.h:9,
>                  from 
> z:/pathto/msys64/mingw64/x86_64-w64-mingw32/include/windows.h:69,
>                  from ntlib.c:23:
> ../lib/string.h:965:1: error: expected ',' or ';' before 
> '_GL_ATTRIBUTE_MALLOC'
>   965 | _GL_FUNCDECL_SYS (strdup, char *,
>       | ^~~~~~~~~~~~~~~~
> make[1]: *** [Makefile:418: ntlib.o] Error 1
> make[1]: Leaving directory '/z/pathto/emacs/lib-src'
> --8<---------------cut here---------------end--------------->8---
> 
> I'm not sure this is an Emacs issue or not.  GCC 11.2 landed also today
> on my HD.  Can others reproduce this?

lib/string.h is a Gnulib header, so I suggest to report this to
bug-gnulib@gnu.org.  Or maybe it's some problem with MinGW64 headers
(did that get updated as well recently?).  In any case, I just rebuilt
the relevant files, and saw no problem (I'm a happy user of GCC 9.2.0).