GDB 15.1: libbacktrace/configure.ac and zstd

[Tom Tromey]

>>>>> "Paul" == Paul Smith via Gdb <gdb@sourceware.org> writes:

Paul> The libbacktrace/configure.ac file doesn't use pkg-config when checking
Paul> for zstd support, and it doesn't inherit the --with-zstd options from
Paul> the parent configure, which means it fails unless a simple "-lzstd"
Paul> works without any other configuration:

libbacktrace is canonically maintained in gcc, so I think you should
report this to the gcc bugzilla.

thanks,
Tom