[Bug libbacktrace/98818] [libbacktrace] Don't throw fatal error for unsupported dwarf version

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98818

--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Ian Lance Taylor <i...@gcc.gnu.org>:

https://gcc.gnu.org/g:df003d1e0bf2d0a8e2ed45a323d4e974b15dc95f

commit r11-7462-gdf003d1e0bf2d0a8e2ed45a323d4e974b15dc95f
Author: Ian Lance Taylor <i...@golang.org>
Date:   Tue Mar 2 13:45:56 2021 -0800

    libbacktrace: pass -1 to error callback for unrecognized DWARF

            PR libbacktrace/98818
            * dwarf.c (dwarf_buf_error): Add errnum parameter.  Change all
            callers.
            * backtrace.h: Update backtrace_error_callback comment.