Test suite build fails with GCC 12

gcc 12.0.0. Source sode configured with:

%configure \
        --disable-locking \
        --disable-rpath \
        --disable-static \
        --enable-pthread \
        --with-docdir=%{_maindocdir} \
        --with-gphoto2=%{_prefix} \
        --with-systemd \
        --with-usb \
        %{nil}

Build passes correctly but check target fails. Result