On 24/12/2021 00:29, Jeremy Drake via Cygwin-patches wrote:
again, so I can't confirm this. I took a core with 'dumper' but gdb doesn't want to load it (it says Core file format not supported, maybe something with msys2's gdb?).
I think you need gdb 11 (for this patch set [1], which is also in cygwin's gdb 10 package) to read x86_64 cygwin core dumps.
[1] https://sourceware.org/pipermail/gdb-patches/2020-August/171232.html
