bug#72055: 29.4; JIT native compilation errors with Windows Emacs 29.4

[Eli Zaretskii]

> From: Joel Reicher <joel.reicher@gmail.com>
> Date: Thu, 11 Jul 2024 21:46:22 +1000
> 
>  
> After completely removing the existing installation of Emacs and 
> installing a new one from
> 
> emacs-29.4-installer.exe
> 
> there are periodic warnings that say
> 
> Warning (comp): x86_64-w64-mingw32-gcc-11.3.0: fatal error: cannot 
> execute 'as': CreateProcess: No such file or directory  They 
> appear to be triggered when Emacs tries to execute elisp from a 
> .el with no matching .eln in the installation path (if an .eln 
> *does* exist it appears to be loaded), and continue to occur 
> during the Emacs session life as new bits of elisp are loaded.

Do you have a libgccjit DLL on that system?

Adding Corwin, who produced the Windows installer.