ar: `u' modifier ignored since `D' is the default (see `U')
../../source_subfolder/libmp3lame/vector/xmm_quantize_sub.c: In function ‘fht_SSE2’:
../../source_subfolder/libmp3lame/vector/xmm_quantize_sub.c:180:20: warning: variable ‘v_s2’ set but not used [-Wunused-but-set-variable]
             __m128 v_s2;
                    ^~~~
ar: `u' modifier ignored since `D' is the default (see `U')
../source_subfolder/frontend/get_audio.c: In function ‘read_32_bits_high_low’:
../source_subfolder/frontend/get_audio.c:186:5: warning: ignoring return value of ‘fread’, declared with attribute warn_unused_result [-Wunused-result]
     fread(bytes, 1, 4, fp);
     ^~~~~~~~~~~~~~~~~~~~~~
../source_subfolder/frontend/get_audio.c: In function ‘read_16_bits_low_high’:
../source_subfolder/frontend/get_audio.c:147:5: warning: ignoring return value of ‘fread’, declared with attribute warn_unused_result [-Wunused-result]
     fread(bytes, 1, 2, fp);
     ^~~~~~~~~~~~~~~~~~~~~~
../source_subfolder/frontend/get_audio.c: In function ‘read_32_bits_low_high’:
../source_subfolder/frontend/get_audio.c:160:5: warning: ignoring return value of ‘fread’, declared with attribute warn_unused_result [-Wunused-result]
     fread(bytes, 1, 4, fp);
     ^~~~~~~~~~~~~~~~~~~~~~
../source_subfolder/frontend/get_audio.c: In function ‘read_16_bits_high_low’:
../source_subfolder/frontend/get_audio.c:174:5: warning: ignoring return value of ‘fread’, declared with attribute warn_unused_result [-Wunused-result]
     fread(bytes, 1, 2, fp);
     ^~~~~~~~~~~~~~~~~~~~~~
../source_subfolder/frontend/get_audio.c: In function ‘read_ieee_extended_high_low’:
../source_subfolder/frontend/get_audio.c:115:5: warning: ignoring return value of ‘fread’, declared with attribute warn_unused_result [-Wunused-result]
     fread(bytes, 1, 10, fp);
     ^~~~~~~~~~~~~~~~~~~~~~~
At top level:
../source_subfolder/frontend/get_audio.c:1367:18: warning: ‘IFF_ID_MPEG’ defined but not used [-Wunused-const-variable=]
 static int const IFF_ID_MPEG = 0x4d504547; /* "MPEG" */
                  ^~~~~~~~~~~
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY