Subject: bug#57789: Emacs 28.1 clone build with native compilation crashes on s390x

From: Rob Browning <[email-masked]>
Date: Sun, 05 Jan 2025 13:23:17 -0600

Stefan Kangas <[email-masked]> writes:

> Could you run the crashing command under GDB, and when it segfaults,
> produce the C-level and Lisp-level backtrace, and post them here?
> There are instructions in DEBUG for how to do it.

I haven't gotten to that yet, but when starting to look in to it I
wondered about the optimization level, and after some testing found that
-O2 crashes while -O1 and -O0 do not.

-- 
Rob Browning
rlb @defaultvalue.org and @debian.org
GPG as of 2011-07-10 E6A9 DA3C C9FD 1FF8 C676 D2C4 C0F0 39E9 ED1B 597A
GPG as of 2002-11-03 14DD 432F AE39 534D B592 F9A0 25C8 D377 8C7E 73A4