On Tue, Jan 21, 2020 at 10:01:58AM +0100, Ludovic Courtès wrote: > but before that you’d run > “ulimit -c unlimited” in that shell to make sure there’s a core dumped > when it crashes.
This won't work on cygwin. If you want a core dump, you should use the dumper tool, as described here https://cygwin.com/cygwin-ug-net/dumper.html Or you can set error_start to gdb to get an interactive gdb session on error. s