On Fri, 24 Dec 2021, Ken Brown wrote: > So can you test your diagnosis by removing your patch and adding an assertion?
I will attempt to do this. Do I need any special configure args or anything for assertions to be enabled? > > Also, it seems to have started cropping up in msys2's CI when the GHA > > runner was switched from "windows-2019" to "windows-2022". > > And does your patch help here too? I have not tried this. This seemed to be pretty clearly a cygwin rather than msys2-specific issue so I submitted the patch here first rather than getting it integrated into msys2 so that it would then be used on their runners.