CC      libavcodec/alac.o
In file included from K:/ffmpeg/src/libavutil/common.h:467:0,
                 from K:/ffmpeg/src/libavutil/avutil.h:296,
                 from K:/ffmpeg/src/libavutil/opt.h:31,
                 from K:/ffmpeg/src/libavcodec/alac.c:51:
K:/ffmpeg/src/libavcodec/alac.c: In function 'allocate_buffers':
K:/ffmpeg/src/libavutil/internal.h:142:9: warning: argument 1 value '18446744073709551584' exceeds maximum object size 9223372036854775807 [-Walloc-size-larger-than=]
     p = av_malloc(size);\
         ^~~~~~~~~~~~~~~
K:/ffmpeg/src/libavcodec/alac.c:498:9: note: in expansion of macro 'FF_ALLOC_OR_GOTO'
         FF_ALLOC_OR_GOTO(alac->avctx, alac->predict_error_buffer[ch],
         ^~~~~~~~~~~~~~~~
In file included from K:/ffmpeg/src/libavutil/common.h:464:0,
                 from K:/ffmpeg/src/libavutil/avutil.h:296,
                 from K:/ffmpeg/src/libavutil/opt.h:31,
                 from K:/ffmpeg/src/libavcodec/alac.c:51:
K:/ffmpeg/src/libavutil/mem.h:195:7: note: in a call to allocation function 'av_malloc' declared here
 void *av_malloc(size_t size) av_malloc_attrib av_alloc_size(1);
       ^~~~~~~~~