Comment 1 for bug 2058742

seen with the gcc-13 branch on s390x-linux-gnu, didn't try trunk yet, fails in Ubuntu with --with-arch=z13 --with-tune=z16, but succeeds in Debian with --with-arch=z196.

[...]
during RTL pass: dwarf2
+===========================GNAT BUG DETECTED==============================+
| 13.2.0 (s390x-linux-gnu) in connect_traces, at dwarf2cfi.cc:3079 |
| Error detected around /<<PKGBUILDDIR>>/src/alog-protected_containers.adb:69:11|
| Compiling /<<PKGBUILDDIR>>/src/alog-protected_containers.adb|
| Please submit a bug report; see https://gcc.gnu.org/bugs/ . |
| Use a subject line meaningful to you and us to track the bug. |
| Include the entire contents of this bug box in the report. |
| Include the exact command that you entered. |
| Also include sources listed below. |
+==========================================================================+

Please include these source files with error report
Note that list may not be accurate in some cases,
so please double check that the problem can still
be reproduced with the set of files listed.
Consider also -gnatd.n switch (see debug.adb).

/<<PKGBUILDDIR>>/src/alog-protected_containers.adb
/<<PKGBUILDDIR>>/src/alog-protected_containers.ads
/<<PKGBUILDDIR>>/src/alog.ads
/<<PKGBUILDDIR>>/src/alog-log_request.ads

raised TYPES.UNRECOVERABLE_ERROR : comperr.adb:414

   compilation of alog-protected_containers.adb failed

full build log at
https://launchpad.net/ubuntu/+source/libalog/0.6.2-5/+build/27944112