CC	libavfilter/af_adeclick.o
CC	libavfilter/af_acrusher.o
CC	libavfilter/af_aderivative.o
CC	libavfilter/af_aecho.o
CC	libavfilter/af_aemphasis.o
CC	libavfilter/af_aexciter.o
CC	libavfilter/af_afade.o
CC	libavfilter/af_afftdn.o
CC	libavfilter/af_afftfilt.o
CC	libavfilter/af_aformat.o
CC	libavfilter/af_afir.o
CC	libavfilter/af_afreqshift.o
CC	libavfilter/af_agate.o
CC	libavfilter/af_aiir.o
CC	libavfilter/af_alimiter.o
CC	libavfilter/af_amerge.o
CC	libavfilter/af_amix.o
CC	libavfilter/af_amultiply.o
CC	libavfilter/af_anequalizer.o
CC	libavfilter/af_anlmdn.o
CC	libavfilter/af_anlms.o
CC	libavfilter/af_anull.o
CC	libavfilter/af_apad.o
CC	libavfilter/af_aphaser.o
CC	libavfilter/af_apulsator.o
CC	libavfilter/af_aresample.o
CC	libavfilter/af_asetnsamples.o
CC	libavfilter/af_arnndn.o
CC	libavfilter/af_asetrate.o
CC	libavfilter/af_ashowinfo.o
CC	libavfilter/af_asoftclip.o
CC	libavfilter/af_astats.o
CC	libavfilter/af_asubboost.o
CC	libavfilter/af_asupercut.o
CC	libavfilter/af_atempo.o
CC	libavfilter/af_axcorrelate.o
CC	libavfilter/af_biquads.o
CC	libavfilter/af_channelmap.o
libavdevice/v4l2.c: In function 'v4l2_get_device_list':
libavdevice/v4l2.c:1054:58: warning: '%s' directive output may be truncated writing up to 255 bytes into a region of size 251 [-Wformat-truncation=]
         snprintf(device_name, sizeof(device_name), /dev/%s, entry->d_name)
                                                          ^~
In file included from /usr/include/stdio.h:862:0,
                 from ./libavformat/avformat.h:311,
                 from ./libavformat/internal.h:27,
                 from libavdevice/v4l2-common.h:24,
                 from libavdevice/v4l2.c:35:
/usr/include/x86_64-linux-gnu/bits/stdio2.h:64:10: note: '__builtin___snprintf_chk' output between 6 and 261 bytes into a destination of size 256
   return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
        __bos (__s), __fmt, __va_arg_pack ())
        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
CC	libavfilter/af_channelsplit.o
CC	libavfilter/af_chorus.o
CC	libavfilter/af_compand.o
CC	libavfilter/af_compensationdelay.o
CC	libavfilter/af_crossfeed.o
CC	libavfilter/af_crystalizer.o
CC	libavfilter/af_dcshift.o
CC	libavfilter/af_deesser.o
CC	libavfilter/af_drmeter.o
CC	libavfilter/af_dynaudnorm.o
CC	libavfilter/af_earwax.o
CC	libavfilter/af_extrastereo.o
CC	libavfilter/af_firequalizer.o
CC	libavfilter/af_flanger.o
CC	libavfilter/af_haas.o
CC	libavfilter/af_hdcd.o
CC	libavfilter/af_headphone.o
CC	libavfilter/af_join.o
CC	libavfilter/af_loudnorm.o
CC	libavfilter/af_mcompand.o
CC	libavfilter/af_pan.o
CC	libavfilter/af_replaygain.o
CC	libavfilter/af_sidechaincompress.o
CC	libavfilter/af_silencedetect.o
CC	libavfilter/af_silenceremove.o
CC	libavfilter/af_speechnorm.o
CC	libavfilter/af_stereotools.o
CC	libavfilter/af_stereowiden.o
CC	libavfilter/af_superequalizer.o
CC	libavfilter/af_surround.o
CC	libavfilter/af_tremolo.o
CC	libavfilter/af_vibrato.o
CC	libavfilter/af_volume.o
CC	libavfilter/allfilters.o
CC	libavfilter/af_volumedetect.o
CC	libavfilter/asink_anullsink.o
CC	libavfilter/asrc_afirsrc.o
CC	libavfilter/asrc_anoisesrc.o
CC	libavfilter/asrc_anullsrc.o
CC	libavfilter/asrc_hilbert.o
CC	libavfilter/asrc_sinc.o
CC	libavfilter/asrc_sine.o
CC	libavfilter/avf_abitscope.o
CC	libavfilter/audio.o
CC	libavfilter/avf_ahistogram.o
CC	libavfilter/avf_aphasemeter.o
CC	libavfilter/avf_avectorscope.o
CC	libavfilter/avf_concat.o
CC	libavfilter/avf_showcqt.o
CC	libavfilter/avf_showfreqs.o
CC	libavfilter/avf_showspatial.o
CC	libavfilter/avf_showvolume.o
CC	libavfilter/avf_showspectrum.o
CC	libavfilter/avf_showwaves.o
CC	libavfilter/avfilter.o
CC	libavfilter/avfiltergraph.o
CC	libavfilter/bbox.o
CC	libavfilter/boxblur.o
CC	libavfilter/buffersink.o
CC	libavfilter/buffersrc.o
CC	libavfilter/colorspace.o
CC	libavfilter/colorspacedsp.o
CC	libavfilter/dnn/dnn_backend_native.o
CC	libavfilter/dnn/dnn_backend_native_layer_avgpool.o
libavfilter/avfiltergraph.c: In function 'avfilter_graph_free':
libavfilter/avfiltergraph.c:135:5: warning: 'resample_lavr_opts' is deprecated [-Wdeprecated-declarations]
     av_freep(&(*graph)->resample_lavr_opts)
     ^~~~~~~~
In file included from libavfilter/avfiltergraph.c:39:0:
libavfilter/avfilter.h:857:32: note: declared here
     attribute_deprecated char *resample_lavr_opts   ///< libavresample options to use for the auto-inserted resample filters
                                ^~~~~~~~~~~~~~~~~~
CC	libavfilter/dnn/dnn_backend_native_layer_conv2d.o
CC	libavfilter/dnn/dnn_backend_native_layer_dense.o
CC	libavfilter/dnn/dnn_backend_native_layer_depth2space.o
CC	libavfilter/dnn/dnn_backend_native_layer_mathbinary.o
CC	libavfilter/dnn/dnn_backend_native_layer_mathunary.o
CC	libavfilter/dnn/dnn_backend_native_layer_maximum.o
CC	libavfilter/dnn/dnn_backend_native_layer_pad.o
CC	libavfilter/dnn/dnn_backend_native_layers.o
CC	libavfilter/dnn/dnn_interface.o
CC	libavfilter/dnn/dnn_io_proc.o
CC	libavfilter/dnn/queue.o
CC	libavfilter/dnn_filter_common.o
CC	libavfilter/dnn/safe_queue.o
CC	libavfilter/drawutils.o
CC	libavfilter/ebur128.o
CC	libavfilter/f_bench.o
CC	libavfilter/f_cue.o
CC	libavfilter/f_drawgraph.o
CC	libavfilter/f_ebur128.o
CC	libavfilter/f_graphmonitor.o
CC	libavfilter/f_loop.o
CC	libavfilter/f_interleave.o
CC	libavfilter/f_metadata.o
CC	libavfilter/f_perms.o
CC	libavfilter/f_realtime.o
CC	libavfilter/f_reverse.o
CC	libavfilter/f_select.o
CC	libavfilter/f_sendcmd.o
CC	libavfilter/f_sidedata.o
CC	libavfilter/f_streamselect.o
CC	libavfilter/fifo.o
CC	libavfilter/formats.o
CC	libavfilter/framepool.o
CC	libavfilter/framequeue.o
CC	libavfilter/framesync.o
libavfilter/f_metadata.c: In function 'print_csv_escaped':
libavfilter/f_metadata.c:225:5: error: ISO C90 forbids variable length array 'buf' [-Werror=vla]
     char buf[strlen(src) * 2 + 2]
     ^~~~
CC	libavfilter/generate_wave_table.o
CC	libavfilter/graphdump.o
At top level:
libavfilter/f_metadata.c:246:13: warning: 'csv_escape' defined but not used [-Wunused-function]
 static void csv_escape(const char *src, char **dst, const char csv_sep)
             ^~~~~~~~~~
CC	libavfilter/graphparser.o
CC	libavfilter/lavfutils.o
CC	libavfilter/lswsutils.o
CC	libavfilter/motion_estimation.o
CC	libavfilter/pthread.o
CC	libavfilter/qp_table.o
CC	libavfilter/scale_eval.o
CC	libavfilter/scene_sad.o
CC	libavfilter/setpts.o
CC	libavfilter/settb.o
CC	libavfilter/split.o
CC	libavfilter/src_movie.o
CC	libavfilter/transform.o
CC	libavfilter/trim.o
CC	libavfilter/vaapi_vpp.o
CC	libavfilter/vaf_spectrumsynth.o
CC	libavfilter/vf_addroi.o
CC	libavfilter/vf_alphamerge.o
CC	libavfilter/vf_amplify.o
CC	libavfilter/vf_aspect.o
CC	libavfilter/vf_atadenoise.o
CC	libavfilter/vf_avgblur.o
CC	libavfilter/vf_bbox.o
CC	libavfilter/vf_bilateral.o
CC	libavfilter/vf_bitplanenoise.o
CC	libavfilter/vf_blackdetect.o
CC	libavfilter/vf_blackframe.o
cc1: some warnings being treated as errors
make: *** [libavfilter/f_metadata.o] Error 1
make: *** Waiting for unfinished jobs....
ffbuild/common.mak:67: recipe for target 'libavfilter/f_metadata.o' failed