* installing to library ‘/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages’
* installing *source* package ‘rcppmlpackexamples’ ...
** this is package ‘rcppmlpackexamples’ version ‘0.0.1’
** package ‘rcppmlpackexamples’ successfully unpacked and MD5 sums checked
** using staged installation
** libs
using C++ compiler: ‘Debian clang version 22.1.8 (1+b1)’
make[1]: Entering directory '/home/hornik/tmp/scratch/RtmpF3tvdq/R.INSTALL3b6a25c060dce/rcppmlpackexamples/src'
clang++-22 -std=gnu++20 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppArmadillo/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppEnsmallen/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O3 -Wall -pedantic   -c RcppExports.cpp -o RcppExports.o
clang++-22 -std=gnu++20 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppArmadillo/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppEnsmallen/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O3 -Wall -pedantic   -c kMeans.cpp -o kMeans.o
In file included from kMeans.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:32:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann.hpp:17:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/ann.hpp:34:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/models/models.hpp:17:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/models/yolov3/yolov3_tiny.hpp:274:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/models/yolov3/yolov3_tiny_impl.hpp:210:16: warning: unused variable 'numClasses' [-Wunused-variable]
  210 |   const size_t numClasses = classNames.size();
      |                ^~~~~~~~~~
In file included from kMeans.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:27:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core.hpp:38:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/audio.hpp:40:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:587:16: warning: unused function 'drmp3_version' [-Wunused-function]
  587 | DRMP3_API void drmp3_version(drmp3_uint32* pMajor, drmp3_uint32* pMinor, drmp3_uint32* pRevision)
      |                ^~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:602:23: warning: unused function 'drmp3_version_string' [-Wunused-function]
  602 | DRMP3_API const char* drmp3_version_string(void)
      |                       ^~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:2388:16: warning: unused function 'drmp3dec_f32_to_s16' [-Wunused-function]
 2388 | DRMP3_API void drmp3dec_f32_to_s16(const float *in, drmp3_int16 *out, size_t num_samples)
      |                ^~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4057:24: warning: unused function 'drmp3_init_file_w' [-Wunused-function]
 4057 | DRMP3_API drmp3_bool32 drmp3_init_file_w(drmp3* pMP3, const wchar_t* pFilePath, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4526:24: warning: 'static' function 'drmp3_get_pcm_frame_count' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 4526 | DRMP3_API drmp3_uint64 drmp3_get_pcm_frame_count(drmp3* pMP3)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4560:24: warning: unused function 'drmp3_get_mp3_frame_count' [-Wunused-function]
 4560 | DRMP3_API drmp3_uint64 drmp3_get_mp3_frame_count(drmp3* pMP3)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4591:24: warning: unused function 'drmp3_calculate_seek_points' [-Wunused-function]
 4591 | DRMP3_API drmp3_bool32 drmp3_calculate_seek_points(drmp3* pMP3, drmp3_uint32* pSeekPointCount, drmp3_seek_point* pSeekPoints)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4731:24: warning: unused function 'drmp3_bind_seek_table' [-Wunused-function]
 4731 | DRMP3_API drmp3_bool32 drmp3_bind_seek_table(drmp3* pMP3, drmp3_uint32 seekPointCount, drmp3_seek_point* pSeekPoints)
      |                        ^~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4890:18: warning: unused function 'drmp3_open_and_read_pcm_frames_f32' [-Wunused-function]
 4890 | DRMP3_API float* drmp3_open_and_read_pcm_frames_f32(drmp3_read_proc onRead, drmp3_seek_proc onSeek, drmp3_tell_proc onTell, void* pUserData, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4900:24: warning: unused function 'drmp3_open_and_read_pcm_frames_s16' [-Wunused-function]
 4900 | DRMP3_API drmp3_int16* drmp3_open_and_read_pcm_frames_s16(drmp3_read_proc onRead, drmp3_seek_proc onSeek, drmp3_tell_proc onTell, void* pUserData, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4911:18: warning: unused function 'drmp3_open_memory_and_read_pcm_frames_f32' [-Wunused-function]
 4911 | DRMP3_API float* drmp3_open_memory_and_read_pcm_frames_f32(const void* pData, size_t dataSize, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4921:24: warning: unused function 'drmp3_open_memory_and_read_pcm_frames_s16' [-Wunused-function]
 4921 | DRMP3_API drmp3_int16* drmp3_open_memory_and_read_pcm_frames_s16(const void* pData, size_t dataSize, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4933:18: warning: unused function 'drmp3_open_file_and_read_pcm_frames_f32' [-Wunused-function]
 4933 | DRMP3_API float* drmp3_open_file_and_read_pcm_frames_f32(const char* filePath, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4943:24: warning: unused function 'drmp3_open_file_and_read_pcm_frames_s16' [-Wunused-function]
 4943 | DRMP3_API drmp3_int16* drmp3_open_file_and_read_pcm_frames_s16(const char* filePath, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from kMeans.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:27:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core.hpp:38:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/audio.hpp:68:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:1476:16: warning: unused function 'drwav_version' [-Wunused-function]
 1476 | DRWAV_API void drwav_version(drwav_uint32* pMajor, drwav_uint32* pMinor, drwav_uint32* pRevision)
      |                ^~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:1491:23: warning: unused function 'drwav_version_string' [-Wunused-function]
 1491 | DRWAV_API const char* drwav_version_string(void)
      |                       ^~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:3019:24: warning: unused function 'drwav_fmt_get_format' [-Wunused-function]
 3019 | DRWAV_API drwav_uint16 drwav_fmt_get_format(const drwav_fmt* pFMT)
      |                        ^~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:3891:24: warning: unused function 'drwav_init_with_metadata' [-Wunused-function]
 3891 | DRWAV_API drwav_bool32 drwav_init_with_metadata(drwav* pWav, drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4636:24: warning: unused function 'drwav_init_write' [-Wunused-function]
 4636 | DRWAV_API drwav_bool32 drwav_init_write(drwav* pWav, const drwav_data_format* pFormat, drwav_write_proc onWrite, drwav_seek_proc onSeek, void* pUserData, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4654:24: warning: unused function 'drwav_init_write_sequential_pcm_frames' [-Wunused-function]
 4654 | DRWAV_API drwav_bool32 drwav_init_write_sequential_pcm_frames(drwav* pWav, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, drwav_write_proc onWrite, void* pUserData, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4663:24: warning: unused function 'drwav_init_write_with_metadata' [-Wunused-function]
 4663 | DRWAV_API drwav_bool32 drwav_init_write_with_metadata(drwav* pWav, const drwav_data_format* pFormat, drwav_write_proc onWrite, drwav_seek_proc onSeek, void* pUserData, const drwav_allocation_callbacks* pAllocationCallbacks, drwav_metadata* pMetadata, drwav_uint32 metadataCount)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4676:24: warning: unused function 'drwav_target_write_size_bytes' [-Wunused-function]
 4676 | DRWAV_API drwav_uint64 drwav_target_write_size_bytes(const drwav_data_format* pFormat, drwav_uint64 totalFrameCount, drwav_metadata* pMetadata, drwav_uint32 metadataCount)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:3900:27: warning: unused function 'drwav_take_ownership_of_metadata' [-Wunused-function]
 3900 | DRWAV_API drwav_metadata* drwav_take_ownership_of_metadata(drwav* pWav)
      |                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5997:24: warning: unused function 'drwav_seek_to_pcm_frame' [-Wunused-function]
 5997 | DRWAV_API drwav_bool32 drwav_seek_to_pcm_frame(drwav* pWav, drwav_uint64 targetFrameIndex)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:6107:24: warning: unused function 'drwav_get_cursor_in_pcm_frames' [-Wunused-function]
 6107 | DRWAV_API drwav_result drwav_get_cursor_in_pcm_frames(drwav* pWav, drwav_uint64* pCursor)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:6124:24: warning: unused function 'drwav_get_length_in_pcm_frames' [-Wunused-function]
 6124 | DRWAV_API drwav_result drwav_get_length_in_pcm_frames(drwav* pWav, drwav_uint64* pLength)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:6253:24: warning: unused function 'drwav_write_pcm_frames' [-Wunused-function]
 6253 | DRWAV_API drwav_uint64 drwav_write_pcm_frames(drwav* pWav, drwav_uint64 framesToWrite, const void* pData)
      |                        ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7012:24: warning: unused function 'drwav_read_pcm_frames_s16le' [-Wunused-function]
 7012 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s16le(drwav* pWav, drwav_uint64 framesToRead, drwav_int16* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7022:24: warning: unused function 'drwav_read_pcm_frames_s16be' [-Wunused-function]
 7022 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s16be(drwav* pWav, drwav_uint64 framesToRead, drwav_int16* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7465:24: warning: unused function 'drwav_read_pcm_frames_f32le' [-Wunused-function]
 7465 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_f32le(drwav* pWav, drwav_uint64 framesToRead, float* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7475:24: warning: unused function 'drwav_read_pcm_frames_f32be' [-Wunused-function]
 7475 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_f32be(drwav* pWav, drwav_uint64 framesToRead, float* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7948:24: warning: unused function 'drwav_read_pcm_frames_s32le' [-Wunused-function]
 7948 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s32le(drwav* pWav, drwav_uint64 framesToRead, drwav_int32* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7958:24: warning: unused function 'drwav_read_pcm_frames_s32be' [-Wunused-function]
 7958 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s32be(drwav* pWav, drwav_uint64 framesToRead, drwav_int32* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5367:24: warning: unused function 'drwav_init_file_with_metadata' [-Wunused-function]
 5367 | DRWAV_API drwav_bool32 drwav_init_file_with_metadata(drwav* pWav, const char* filename, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5379:24: warning: unused function 'drwav_init_file_with_metadata_w' [-Wunused-function]
 5379 | DRWAV_API drwav_bool32 drwav_init_file_with_metadata_w(drwav* pWav, const wchar_t* filename, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5435:24: warning: 'static' function 'drwav_init_file_write' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 5435 | DRWAV_API drwav_bool32 drwav_init_file_write(drwav* pWav, const char* filename, const drwav_data_format* pFormat, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5445:24: warning: unused function 'drwav_init_file_write_sequential_pcm_frames' [-Wunused-function]
 5445 | DRWAV_API drwav_bool32 drwav_init_file_write_sequential_pcm_frames(drwav* pWav, const char* filename, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5455:24: warning: unused function 'drwav_init_file_write_w' [-Wunused-function]
 5455 | DRWAV_API drwav_bool32 drwav_init_file_write_w(drwav* pWav, const wchar_t* filename, const drwav_data_format* pFormat, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5465:24: warning: unused function 'drwav_init_file_write_sequential_pcm_frames_w' [-Wunused-function]
 5465 | DRWAV_API drwav_bool32 drwav_init_file_write_sequential_pcm_frames_w(drwav* pWav, const wchar_t* filename, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5635:24: warning: unused function 'drwav_init_memory_with_metadata' [-Wunused-function]
 5635 | DRWAV_API drwav_bool32 drwav_init_memory_with_metadata(drwav* pWav, const void* data, size_t dataSize, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5675:24: warning: unused function 'drwav_init_memory_write' [-Wunused-function]
 5675 | DRWAV_API drwav_bool32 drwav_init_memory_write(drwav* pWav, void** ppData, size_t* pDataSize, const drwav_data_format* pFormat, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5685:24: warning: unused function 'drwav_init_memory_write_sequential_pcm_frames' [-Wunused-function]
 5685 | DRWAV_API drwav_bool32 drwav_init_memory_write_sequential_pcm_frames(drwav* pWav, void** ppData, size_t* pDataSize, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8213:24: warning: unused function 'drwav_open_and_read_pcm_frames_s16' [-Wunused-function]
 8213 | DRWAV_API drwav_int16* drwav_open_and_read_pcm_frames_s16(drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8234:18: warning: unused function 'drwav_open_and_read_pcm_frames_f32' [-Wunused-function]
 8234 | DRWAV_API float* drwav_open_and_read_pcm_frames_f32(drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8255:24: warning: unused function 'drwav_open_and_read_pcm_frames_s32' [-Wunused-function]
 8255 | DRWAV_API drwav_int32* drwav_open_and_read_pcm_frames_s32(drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8277:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s16' [-Wunused-function]
 8277 | DRWAV_API drwav_int16* drwav_open_file_and_read_pcm_frames_s16(const char* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8298:18: warning: unused function 'drwav_open_file_and_read_pcm_frames_f32' [-Wunused-function]
 8298 | DRWAV_API float* drwav_open_file_and_read_pcm_frames_f32(const char* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8319:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s32' [-Wunused-function]
 8319 | DRWAV_API drwav_int32* drwav_open_file_and_read_pcm_frames_s32(const char* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8342:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s16_w' [-Wunused-function]
 8342 | DRWAV_API drwav_int16* drwav_open_file_and_read_pcm_frames_s16_w(const wchar_t* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8363:18: warning: unused function 'drwav_open_file_and_read_pcm_frames_f32_w' [-Wunused-function]
 8363 | DRWAV_API float* drwav_open_file_and_read_pcm_frames_f32_w(const wchar_t* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8384:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s32_w' [-Wunused-function]
 8384 | DRWAV_API drwav_int32* drwav_open_file_and_read_pcm_frames_s32_w(const wchar_t* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8407:24: warning: unused function 'drwav_open_memory_and_read_pcm_frames_s16' [-Wunused-function]
 8407 | DRWAV_API drwav_int16* drwav_open_memory_and_read_pcm_frames_s16(const void* data, size_t dataSize, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8428:18: warning: unused function 'drwav_open_memory_and_read_pcm_frames_f32' [-Wunused-function]
 8428 | DRWAV_API float* drwav_open_memory_and_read_pcm_frames_f32(const void* data, size_t dataSize, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8449:24: warning: unused function 'drwav_open_memory_and_read_pcm_frames_s32' [-Wunused-function]
 8449 | DRWAV_API drwav_int32* drwav_open_memory_and_read_pcm_frames_s32(const void* data, size_t dataSize, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8507:23: warning: unused function 'drwav_bytes_to_s32' [-Wunused-function]
 8507 | DRWAV_API drwav_int32 drwav_bytes_to_s32(const drwav_uint8* data)
      |                       ^~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8519:23: warning: unused function 'drwav_bytes_to_s64' [-Wunused-function]
 8519 | DRWAV_API drwav_int64 drwav_bytes_to_s64(const drwav_uint8* data)
      |                       ^~~~~~~~~~~~~~~~~~
In file included from kMeans.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:27:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core.hpp:39:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/stb.hpp:80:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1215:14: warning: 'static' function 'stbi_write_png' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 1215 | STBIWDEF int stbi_write_png(char const *filename, int x, int y, int comp, const void *data, int stride_bytes)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:520:14: warning: 'static' function 'stbi_write_bmp' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
  520 | STBIWDEF int stbi_write_bmp(char const *filename, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:619:14: warning: 'static' function 'stbi_write_tga' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
  619 | STBIWDEF int stbi_write_tga(char const *filename, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:794:14: warning: unused function 'stbi_write_hdr' [-Wunused-function]
  794 | STBIWDEF int stbi_write_hdr(char const *filename, int x, int y, int comp, const float *data)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1616:14: warning: 'static' function 'stbi_write_jpg' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 1616 | STBIWDEF int stbi_write_jpg(char const *filename, int x, int y, int comp, const void *data, int quality)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1231:14: warning: unused function 'stbi_write_png_to_func' [-Wunused-function]
 1231 | STBIWDEF int stbi_write_png_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data, int stride_bytes)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:512:14: warning: unused function 'stbi_write_bmp_to_func' [-Wunused-function]
  512 | STBIWDEF int stbi_write_bmp_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:611:14: warning: unused function 'stbi_write_tga_to_func' [-Wunused-function]
  611 | STBIWDEF int stbi_write_tga_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:787:14: warning: unused function 'stbi_write_hdr_to_func' [-Wunused-function]
  787 | STBIWDEF int stbi_write_hdr_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const float *data)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1607:14: warning: unused function 'stbi_write_jpg_to_func' [-Wunused-function]
 1607 | STBIWDEF int stbi_write_jpg_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data, int quality)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:262:15: warning: unused function 'stbi_flip_vertically_on_write' [-Wunused-function]
  262 | STBIWDEF void stbi_flip_vertically_on_write(int flag)
      |               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
68 warnings generated.
clang++-22 -std=gnu++20 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppArmadillo/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppEnsmallen/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O3 -Wall -pedantic   -c linearRegression.cpp -o linearRegression.o
In file included from linearRegression.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:32:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann.hpp:17:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/ann.hpp:34:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/models/models.hpp:17:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/models/yolov3/yolov3_tiny.hpp:274:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/models/yolov3/yolov3_tiny_impl.hpp:210:16: warning: unused variable 'numClasses' [-Wunused-variable]
  210 |   const size_t numClasses = classNames.size();
      |                ^~~~~~~~~~
In file included from linearRegression.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:27:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core.hpp:38:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/audio.hpp:40:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:587:16: warning: unused function 'drmp3_version' [-Wunused-function]
  587 | DRMP3_API void drmp3_version(drmp3_uint32* pMajor, drmp3_uint32* pMinor, drmp3_uint32* pRevision)
      |                ^~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:602:23: warning: unused function 'drmp3_version_string' [-Wunused-function]
  602 | DRMP3_API const char* drmp3_version_string(void)
      |                       ^~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:2388:16: warning: unused function 'drmp3dec_f32_to_s16' [-Wunused-function]
 2388 | DRMP3_API void drmp3dec_f32_to_s16(const float *in, drmp3_int16 *out, size_t num_samples)
      |                ^~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4057:24: warning: unused function 'drmp3_init_file_w' [-Wunused-function]
 4057 | DRMP3_API drmp3_bool32 drmp3_init_file_w(drmp3* pMP3, const wchar_t* pFilePath, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4526:24: warning: 'static' function 'drmp3_get_pcm_frame_count' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 4526 | DRMP3_API drmp3_uint64 drmp3_get_pcm_frame_count(drmp3* pMP3)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4560:24: warning: unused function 'drmp3_get_mp3_frame_count' [-Wunused-function]
 4560 | DRMP3_API drmp3_uint64 drmp3_get_mp3_frame_count(drmp3* pMP3)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4591:24: warning: unused function 'drmp3_calculate_seek_points' [-Wunused-function]
 4591 | DRMP3_API drmp3_bool32 drmp3_calculate_seek_points(drmp3* pMP3, drmp3_uint32* pSeekPointCount, drmp3_seek_point* pSeekPoints)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4731:24: warning: unused function 'drmp3_bind_seek_table' [-Wunused-function]
 4731 | DRMP3_API drmp3_bool32 drmp3_bind_seek_table(drmp3* pMP3, drmp3_uint32 seekPointCount, drmp3_seek_point* pSeekPoints)
      |                        ^~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4890:18: warning: unused function 'drmp3_open_and_read_pcm_frames_f32' [-Wunused-function]
 4890 | DRMP3_API float* drmp3_open_and_read_pcm_frames_f32(drmp3_read_proc onRead, drmp3_seek_proc onSeek, drmp3_tell_proc onTell, void* pUserData, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4900:24: warning: unused function 'drmp3_open_and_read_pcm_frames_s16' [-Wunused-function]
 4900 | DRMP3_API drmp3_int16* drmp3_open_and_read_pcm_frames_s16(drmp3_read_proc onRead, drmp3_seek_proc onSeek, drmp3_tell_proc onTell, void* pUserData, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4911:18: warning: unused function 'drmp3_open_memory_and_read_pcm_frames_f32' [-Wunused-function]
 4911 | DRMP3_API float* drmp3_open_memory_and_read_pcm_frames_f32(const void* pData, size_t dataSize, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4921:24: warning: unused function 'drmp3_open_memory_and_read_pcm_frames_s16' [-Wunused-function]
 4921 | DRMP3_API drmp3_int16* drmp3_open_memory_and_read_pcm_frames_s16(const void* pData, size_t dataSize, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4933:18: warning: unused function 'drmp3_open_file_and_read_pcm_frames_f32' [-Wunused-function]
 4933 | DRMP3_API float* drmp3_open_file_and_read_pcm_frames_f32(const char* filePath, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4943:24: warning: unused function 'drmp3_open_file_and_read_pcm_frames_s16' [-Wunused-function]
 4943 | DRMP3_API drmp3_int16* drmp3_open_file_and_read_pcm_frames_s16(const char* filePath, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from linearRegression.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:27:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core.hpp:38:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/audio.hpp:68:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:1476:16: warning: unused function 'drwav_version' [-Wunused-function]
 1476 | DRWAV_API void drwav_version(drwav_uint32* pMajor, drwav_uint32* pMinor, drwav_uint32* pRevision)
      |                ^~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:1491:23: warning: unused function 'drwav_version_string' [-Wunused-function]
 1491 | DRWAV_API const char* drwav_version_string(void)
      |                       ^~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:3019:24: warning: unused function 'drwav_fmt_get_format' [-Wunused-function]
 3019 | DRWAV_API drwav_uint16 drwav_fmt_get_format(const drwav_fmt* pFMT)
      |                        ^~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:3891:24: warning: unused function 'drwav_init_with_metadata' [-Wunused-function]
 3891 | DRWAV_API drwav_bool32 drwav_init_with_metadata(drwav* pWav, drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4636:24: warning: unused function 'drwav_init_write' [-Wunused-function]
 4636 | DRWAV_API drwav_bool32 drwav_init_write(drwav* pWav, const drwav_data_format* pFormat, drwav_write_proc onWrite, drwav_seek_proc onSeek, void* pUserData, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4654:24: warning: unused function 'drwav_init_write_sequential_pcm_frames' [-Wunused-function]
 4654 | DRWAV_API drwav_bool32 drwav_init_write_sequential_pcm_frames(drwav* pWav, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, drwav_write_proc onWrite, void* pUserData, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4663:24: warning: unused function 'drwav_init_write_with_metadata' [-Wunused-function]
 4663 | DRWAV_API drwav_bool32 drwav_init_write_with_metadata(drwav* pWav, const drwav_data_format* pFormat, drwav_write_proc onWrite, drwav_seek_proc onSeek, void* pUserData, const drwav_allocation_callbacks* pAllocationCallbacks, drwav_metadata* pMetadata, drwav_uint32 metadataCount)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4676:24: warning: unused function 'drwav_target_write_size_bytes' [-Wunused-function]
 4676 | DRWAV_API drwav_uint64 drwav_target_write_size_bytes(const drwav_data_format* pFormat, drwav_uint64 totalFrameCount, drwav_metadata* pMetadata, drwav_uint32 metadataCount)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:3900:27: warning: unused function 'drwav_take_ownership_of_metadata' [-Wunused-function]
 3900 | DRWAV_API drwav_metadata* drwav_take_ownership_of_metadata(drwav* pWav)
      |                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5997:24: warning: unused function 'drwav_seek_to_pcm_frame' [-Wunused-function]
 5997 | DRWAV_API drwav_bool32 drwav_seek_to_pcm_frame(drwav* pWav, drwav_uint64 targetFrameIndex)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:6107:24: warning: unused function 'drwav_get_cursor_in_pcm_frames' [-Wunused-function]
 6107 | DRWAV_API drwav_result drwav_get_cursor_in_pcm_frames(drwav* pWav, drwav_uint64* pCursor)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:6124:24: warning: unused function 'drwav_get_length_in_pcm_frames' [-Wunused-function]
 6124 | DRWAV_API drwav_result drwav_get_length_in_pcm_frames(drwav* pWav, drwav_uint64* pLength)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:6253:24: warning: unused function 'drwav_write_pcm_frames' [-Wunused-function]
 6253 | DRWAV_API drwav_uint64 drwav_write_pcm_frames(drwav* pWav, drwav_uint64 framesToWrite, const void* pData)
      |                        ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7012:24: warning: unused function 'drwav_read_pcm_frames_s16le' [-Wunused-function]
 7012 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s16le(drwav* pWav, drwav_uint64 framesToRead, drwav_int16* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7022:24: warning: unused function 'drwav_read_pcm_frames_s16be' [-Wunused-function]
 7022 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s16be(drwav* pWav, drwav_uint64 framesToRead, drwav_int16* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7465:24: warning: unused function 'drwav_read_pcm_frames_f32le' [-Wunused-function]
 7465 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_f32le(drwav* pWav, drwav_uint64 framesToRead, float* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7475:24: warning: unused function 'drwav_read_pcm_frames_f32be' [-Wunused-function]
 7475 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_f32be(drwav* pWav, drwav_uint64 framesToRead, float* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7948:24: warning: unused function 'drwav_read_pcm_frames_s32le' [-Wunused-function]
 7948 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s32le(drwav* pWav, drwav_uint64 framesToRead, drwav_int32* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7958:24: warning: unused function 'drwav_read_pcm_frames_s32be' [-Wunused-function]
 7958 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s32be(drwav* pWav, drwav_uint64 framesToRead, drwav_int32* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5367:24: warning: unused function 'drwav_init_file_with_metadata' [-Wunused-function]
 5367 | DRWAV_API drwav_bool32 drwav_init_file_with_metadata(drwav* pWav, const char* filename, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5379:24: warning: unused function 'drwav_init_file_with_metadata_w' [-Wunused-function]
 5379 | DRWAV_API drwav_bool32 drwav_init_file_with_metadata_w(drwav* pWav, const wchar_t* filename, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5435:24: warning: 'static' function 'drwav_init_file_write' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 5435 | DRWAV_API drwav_bool32 drwav_init_file_write(drwav* pWav, const char* filename, const drwav_data_format* pFormat, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5445:24: warning: unused function 'drwav_init_file_write_sequential_pcm_frames' [-Wunused-function]
 5445 | DRWAV_API drwav_bool32 drwav_init_file_write_sequential_pcm_frames(drwav* pWav, const char* filename, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5455:24: warning: unused function 'drwav_init_file_write_w' [-Wunused-function]
 5455 | DRWAV_API drwav_bool32 drwav_init_file_write_w(drwav* pWav, const wchar_t* filename, const drwav_data_format* pFormat, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5465:24: warning: unused function 'drwav_init_file_write_sequential_pcm_frames_w' [-Wunused-function]
 5465 | DRWAV_API drwav_bool32 drwav_init_file_write_sequential_pcm_frames_w(drwav* pWav, const wchar_t* filename, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5635:24: warning: unused function 'drwav_init_memory_with_metadata' [-Wunused-function]
 5635 | DRWAV_API drwav_bool32 drwav_init_memory_with_metadata(drwav* pWav, const void* data, size_t dataSize, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5675:24: warning: unused function 'drwav_init_memory_write' [-Wunused-function]
 5675 | DRWAV_API drwav_bool32 drwav_init_memory_write(drwav* pWav, void** ppData, size_t* pDataSize, const drwav_data_format* pFormat, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5685:24: warning: unused function 'drwav_init_memory_write_sequential_pcm_frames' [-Wunused-function]
 5685 | DRWAV_API drwav_bool32 drwav_init_memory_write_sequential_pcm_frames(drwav* pWav, void** ppData, size_t* pDataSize, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8213:24: warning: unused function 'drwav_open_and_read_pcm_frames_s16' [-Wunused-function]
 8213 | DRWAV_API drwav_int16* drwav_open_and_read_pcm_frames_s16(drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8234:18: warning: unused function 'drwav_open_and_read_pcm_frames_f32' [-Wunused-function]
 8234 | DRWAV_API float* drwav_open_and_read_pcm_frames_f32(drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8255:24: warning: unused function 'drwav_open_and_read_pcm_frames_s32' [-Wunused-function]
 8255 | DRWAV_API drwav_int32* drwav_open_and_read_pcm_frames_s32(drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8277:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s16' [-Wunused-function]
 8277 | DRWAV_API drwav_int16* drwav_open_file_and_read_pcm_frames_s16(const char* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8298:18: warning: unused function 'drwav_open_file_and_read_pcm_frames_f32' [-Wunused-function]
 8298 | DRWAV_API float* drwav_open_file_and_read_pcm_frames_f32(const char* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8319:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s32' [-Wunused-function]
 8319 | DRWAV_API drwav_int32* drwav_open_file_and_read_pcm_frames_s32(const char* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8342:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s16_w' [-Wunused-function]
 8342 | DRWAV_API drwav_int16* drwav_open_file_and_read_pcm_frames_s16_w(const wchar_t* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8363:18: warning: unused function 'drwav_open_file_and_read_pcm_frames_f32_w' [-Wunused-function]
 8363 | DRWAV_API float* drwav_open_file_and_read_pcm_frames_f32_w(const wchar_t* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8384:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s32_w' [-Wunused-function]
 8384 | DRWAV_API drwav_int32* drwav_open_file_and_read_pcm_frames_s32_w(const wchar_t* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8407:24: warning: unused function 'drwav_open_memory_and_read_pcm_frames_s16' [-Wunused-function]
 8407 | DRWAV_API drwav_int16* drwav_open_memory_and_read_pcm_frames_s16(const void* data, size_t dataSize, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8428:18: warning: unused function 'drwav_open_memory_and_read_pcm_frames_f32' [-Wunused-function]
 8428 | DRWAV_API float* drwav_open_memory_and_read_pcm_frames_f32(const void* data, size_t dataSize, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8449:24: warning: unused function 'drwav_open_memory_and_read_pcm_frames_s32' [-Wunused-function]
 8449 | DRWAV_API drwav_int32* drwav_open_memory_and_read_pcm_frames_s32(const void* data, size_t dataSize, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8507:23: warning: unused function 'drwav_bytes_to_s32' [-Wunused-function]
 8507 | DRWAV_API drwav_int32 drwav_bytes_to_s32(const drwav_uint8* data)
      |                       ^~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8519:23: warning: unused function 'drwav_bytes_to_s64' [-Wunused-function]
 8519 | DRWAV_API drwav_int64 drwav_bytes_to_s64(const drwav_uint8* data)
      |                       ^~~~~~~~~~~~~~~~~~
In file included from linearRegression.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:27:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core.hpp:39:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/stb.hpp:80:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1215:14: warning: 'static' function 'stbi_write_png' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 1215 | STBIWDEF int stbi_write_png(char const *filename, int x, int y, int comp, const void *data, int stride_bytes)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:520:14: warning: 'static' function 'stbi_write_bmp' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
  520 | STBIWDEF int stbi_write_bmp(char const *filename, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:619:14: warning: 'static' function 'stbi_write_tga' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
  619 | STBIWDEF int stbi_write_tga(char const *filename, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:794:14: warning: unused function 'stbi_write_hdr' [-Wunused-function]
  794 | STBIWDEF int stbi_write_hdr(char const *filename, int x, int y, int comp, const float *data)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1616:14: warning: 'static' function 'stbi_write_jpg' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 1616 | STBIWDEF int stbi_write_jpg(char const *filename, int x, int y, int comp, const void *data, int quality)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1231:14: warning: unused function 'stbi_write_png_to_func' [-Wunused-function]
 1231 | STBIWDEF int stbi_write_png_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data, int stride_bytes)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:512:14: warning: unused function 'stbi_write_bmp_to_func' [-Wunused-function]
  512 | STBIWDEF int stbi_write_bmp_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:611:14: warning: unused function 'stbi_write_tga_to_func' [-Wunused-function]
  611 | STBIWDEF int stbi_write_tga_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:787:14: warning: unused function 'stbi_write_hdr_to_func' [-Wunused-function]
  787 | STBIWDEF int stbi_write_hdr_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const float *data)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1607:14: warning: unused function 'stbi_write_jpg_to_func' [-Wunused-function]
 1607 | STBIWDEF int stbi_write_jpg_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data, int quality)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:262:15: warning: unused function 'stbi_flip_vertically_on_write' [-Wunused-function]
  262 | STBIWDEF void stbi_flip_vertically_on_write(int flag)
      |               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
68 warnings generated.
clang++-22 -std=gnu++20 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppArmadillo/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppEnsmallen/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O3 -Wall -pedantic   -c loadDefaultPrediction.cpp -o loadDefaultPrediction.o
In file included from loadDefaultPrediction.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:32:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann.hpp:17:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/ann.hpp:34:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/models/models.hpp:17:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/models/yolov3/yolov3_tiny.hpp:274:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/models/yolov3/yolov3_tiny_impl.hpp:210:16: warning: unused variable 'numClasses' [-Wunused-variable]
  210 |   const size_t numClasses = classNames.size();
      |                ^~~~~~~~~~
In file included from loadDefaultPrediction.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:27:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core.hpp:38:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/audio.hpp:40:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:587:16: warning: unused function 'drmp3_version' [-Wunused-function]
  587 | DRMP3_API void drmp3_version(drmp3_uint32* pMajor, drmp3_uint32* pMinor, drmp3_uint32* pRevision)
      |                ^~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:602:23: warning: unused function 'drmp3_version_string' [-Wunused-function]
  602 | DRMP3_API const char* drmp3_version_string(void)
      |                       ^~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:2388:16: warning: unused function 'drmp3dec_f32_to_s16' [-Wunused-function]
 2388 | DRMP3_API void drmp3dec_f32_to_s16(const float *in, drmp3_int16 *out, size_t num_samples)
      |                ^~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4057:24: warning: unused function 'drmp3_init_file_w' [-Wunused-function]
 4057 | DRMP3_API drmp3_bool32 drmp3_init_file_w(drmp3* pMP3, const wchar_t* pFilePath, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4526:24: warning: 'static' function 'drmp3_get_pcm_frame_count' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 4526 | DRMP3_API drmp3_uint64 drmp3_get_pcm_frame_count(drmp3* pMP3)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4560:24: warning: unused function 'drmp3_get_mp3_frame_count' [-Wunused-function]
 4560 | DRMP3_API drmp3_uint64 drmp3_get_mp3_frame_count(drmp3* pMP3)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4591:24: warning: unused function 'drmp3_calculate_seek_points' [-Wunused-function]
 4591 | DRMP3_API drmp3_bool32 drmp3_calculate_seek_points(drmp3* pMP3, drmp3_uint32* pSeekPointCount, drmp3_seek_point* pSeekPoints)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4731:24: warning: unused function 'drmp3_bind_seek_table' [-Wunused-function]
 4731 | DRMP3_API drmp3_bool32 drmp3_bind_seek_table(drmp3* pMP3, drmp3_uint32 seekPointCount, drmp3_seek_point* pSeekPoints)
      |                        ^~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4890:18: warning: unused function 'drmp3_open_and_read_pcm_frames_f32' [-Wunused-function]
 4890 | DRMP3_API float* drmp3_open_and_read_pcm_frames_f32(drmp3_read_proc onRead, drmp3_seek_proc onSeek, drmp3_tell_proc onTell, void* pUserData, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4900:24: warning: unused function 'drmp3_open_and_read_pcm_frames_s16' [-Wunused-function]
 4900 | DRMP3_API drmp3_int16* drmp3_open_and_read_pcm_frames_s16(drmp3_read_proc onRead, drmp3_seek_proc onSeek, drmp3_tell_proc onTell, void* pUserData, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4911:18: warning: unused function 'drmp3_open_memory_and_read_pcm_frames_f32' [-Wunused-function]
 4911 | DRMP3_API float* drmp3_open_memory_and_read_pcm_frames_f32(const void* pData, size_t dataSize, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4921:24: warning: unused function 'drmp3_open_memory_and_read_pcm_frames_s16' [-Wunused-function]
 4921 | DRMP3_API drmp3_int16* drmp3_open_memory_and_read_pcm_frames_s16(const void* pData, size_t dataSize, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4933:18: warning: unused function 'drmp3_open_file_and_read_pcm_frames_f32' [-Wunused-function]
 4933 | DRMP3_API float* drmp3_open_file_and_read_pcm_frames_f32(const char* filePath, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4943:24: warning: unused function 'drmp3_open_file_and_read_pcm_frames_s16' [-Wunused-function]
 4943 | DRMP3_API drmp3_int16* drmp3_open_file_and_read_pcm_frames_s16(const char* filePath, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from loadDefaultPrediction.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:27:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core.hpp:38:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/audio.hpp:68:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:1476:16: warning: unused function 'drwav_version' [-Wunused-function]
 1476 | DRWAV_API void drwav_version(drwav_uint32* pMajor, drwav_uint32* pMinor, drwav_uint32* pRevision)
      |                ^~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:1491:23: warning: unused function 'drwav_version_string' [-Wunused-function]
 1491 | DRWAV_API const char* drwav_version_string(void)
      |                       ^~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:3019:24: warning: unused function 'drwav_fmt_get_format' [-Wunused-function]
 3019 | DRWAV_API drwav_uint16 drwav_fmt_get_format(const drwav_fmt* pFMT)
      |                        ^~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:3891:24: warning: unused function 'drwav_init_with_metadata' [-Wunused-function]
 3891 | DRWAV_API drwav_bool32 drwav_init_with_metadata(drwav* pWav, drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4636:24: warning: unused function 'drwav_init_write' [-Wunused-function]
 4636 | DRWAV_API drwav_bool32 drwav_init_write(drwav* pWav, const drwav_data_format* pFormat, drwav_write_proc onWrite, drwav_seek_proc onSeek, void* pUserData, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4654:24: warning: unused function 'drwav_init_write_sequential_pcm_frames' [-Wunused-function]
 4654 | DRWAV_API drwav_bool32 drwav_init_write_sequential_pcm_frames(drwav* pWav, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, drwav_write_proc onWrite, void* pUserData, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4663:24: warning: unused function 'drwav_init_write_with_metadata' [-Wunused-function]
 4663 | DRWAV_API drwav_bool32 drwav_init_write_with_metadata(drwav* pWav, const drwav_data_format* pFormat, drwav_write_proc onWrite, drwav_seek_proc onSeek, void* pUserData, const drwav_allocation_callbacks* pAllocationCallbacks, drwav_metadata* pMetadata, drwav_uint32 metadataCount)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4676:24: warning: unused function 'drwav_target_write_size_bytes' [-Wunused-function]
 4676 | DRWAV_API drwav_uint64 drwav_target_write_size_bytes(const drwav_data_format* pFormat, drwav_uint64 totalFrameCount, drwav_metadata* pMetadata, drwav_uint32 metadataCount)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:3900:27: warning: unused function 'drwav_take_ownership_of_metadata' [-Wunused-function]
 3900 | DRWAV_API drwav_metadata* drwav_take_ownership_of_metadata(drwav* pWav)
      |                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5997:24: warning: unused function 'drwav_seek_to_pcm_frame' [-Wunused-function]
 5997 | DRWAV_API drwav_bool32 drwav_seek_to_pcm_frame(drwav* pWav, drwav_uint64 targetFrameIndex)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:6107:24: warning: unused function 'drwav_get_cursor_in_pcm_frames' [-Wunused-function]
 6107 | DRWAV_API drwav_result drwav_get_cursor_in_pcm_frames(drwav* pWav, drwav_uint64* pCursor)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:6124:24: warning: unused function 'drwav_get_length_in_pcm_frames' [-Wunused-function]
 6124 | DRWAV_API drwav_result drwav_get_length_in_pcm_frames(drwav* pWav, drwav_uint64* pLength)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:6253:24: warning: unused function 'drwav_write_pcm_frames' [-Wunused-function]
 6253 | DRWAV_API drwav_uint64 drwav_write_pcm_frames(drwav* pWav, drwav_uint64 framesToWrite, const void* pData)
      |                        ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7012:24: warning: unused function 'drwav_read_pcm_frames_s16le' [-Wunused-function]
 7012 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s16le(drwav* pWav, drwav_uint64 framesToRead, drwav_int16* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7022:24: warning: unused function 'drwav_read_pcm_frames_s16be' [-Wunused-function]
 7022 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s16be(drwav* pWav, drwav_uint64 framesToRead, drwav_int16* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7465:24: warning: unused function 'drwav_read_pcm_frames_f32le' [-Wunused-function]
 7465 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_f32le(drwav* pWav, drwav_uint64 framesToRead, float* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7475:24: warning: unused function 'drwav_read_pcm_frames_f32be' [-Wunused-function]
 7475 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_f32be(drwav* pWav, drwav_uint64 framesToRead, float* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7948:24: warning: unused function 'drwav_read_pcm_frames_s32le' [-Wunused-function]
 7948 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s32le(drwav* pWav, drwav_uint64 framesToRead, drwav_int32* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7958:24: warning: unused function 'drwav_read_pcm_frames_s32be' [-Wunused-function]
 7958 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s32be(drwav* pWav, drwav_uint64 framesToRead, drwav_int32* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5367:24: warning: unused function 'drwav_init_file_with_metadata' [-Wunused-function]
 5367 | DRWAV_API drwav_bool32 drwav_init_file_with_metadata(drwav* pWav, const char* filename, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5379:24: warning: unused function 'drwav_init_file_with_metadata_w' [-Wunused-function]
 5379 | DRWAV_API drwav_bool32 drwav_init_file_with_metadata_w(drwav* pWav, const wchar_t* filename, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5435:24: warning: 'static' function 'drwav_init_file_write' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 5435 | DRWAV_API drwav_bool32 drwav_init_file_write(drwav* pWav, const char* filename, const drwav_data_format* pFormat, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5445:24: warning: unused function 'drwav_init_file_write_sequential_pcm_frames' [-Wunused-function]
 5445 | DRWAV_API drwav_bool32 drwav_init_file_write_sequential_pcm_frames(drwav* pWav, const char* filename, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5455:24: warning: unused function 'drwav_init_file_write_w' [-Wunused-function]
 5455 | DRWAV_API drwav_bool32 drwav_init_file_write_w(drwav* pWav, const wchar_t* filename, const drwav_data_format* pFormat, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5465:24: warning: unused function 'drwav_init_file_write_sequential_pcm_frames_w' [-Wunused-function]
 5465 | DRWAV_API drwav_bool32 drwav_init_file_write_sequential_pcm_frames_w(drwav* pWav, const wchar_t* filename, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5635:24: warning: unused function 'drwav_init_memory_with_metadata' [-Wunused-function]
 5635 | DRWAV_API drwav_bool32 drwav_init_memory_with_metadata(drwav* pWav, const void* data, size_t dataSize, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5675:24: warning: unused function 'drwav_init_memory_write' [-Wunused-function]
 5675 | DRWAV_API drwav_bool32 drwav_init_memory_write(drwav* pWav, void** ppData, size_t* pDataSize, const drwav_data_format* pFormat, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5685:24: warning: unused function 'drwav_init_memory_write_sequential_pcm_frames' [-Wunused-function]
 5685 | DRWAV_API drwav_bool32 drwav_init_memory_write_sequential_pcm_frames(drwav* pWav, void** ppData, size_t* pDataSize, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8213:24: warning: unused function 'drwav_open_and_read_pcm_frames_s16' [-Wunused-function]
 8213 | DRWAV_API drwav_int16* drwav_open_and_read_pcm_frames_s16(drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8234:18: warning: unused function 'drwav_open_and_read_pcm_frames_f32' [-Wunused-function]
 8234 | DRWAV_API float* drwav_open_and_read_pcm_frames_f32(drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8255:24: warning: unused function 'drwav_open_and_read_pcm_frames_s32' [-Wunused-function]
 8255 | DRWAV_API drwav_int32* drwav_open_and_read_pcm_frames_s32(drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8277:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s16' [-Wunused-function]
 8277 | DRWAV_API drwav_int16* drwav_open_file_and_read_pcm_frames_s16(const char* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8298:18: warning: unused function 'drwav_open_file_and_read_pcm_frames_f32' [-Wunused-function]
 8298 | DRWAV_API float* drwav_open_file_and_read_pcm_frames_f32(const char* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8319:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s32' [-Wunused-function]
 8319 | DRWAV_API drwav_int32* drwav_open_file_and_read_pcm_frames_s32(const char* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8342:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s16_w' [-Wunused-function]
 8342 | DRWAV_API drwav_int16* drwav_open_file_and_read_pcm_frames_s16_w(const wchar_t* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8363:18: warning: unused function 'drwav_open_file_and_read_pcm_frames_f32_w' [-Wunused-function]
 8363 | DRWAV_API float* drwav_open_file_and_read_pcm_frames_f32_w(const wchar_t* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8384:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s32_w' [-Wunused-function]
 8384 | DRWAV_API drwav_int32* drwav_open_file_and_read_pcm_frames_s32_w(const wchar_t* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8407:24: warning: unused function 'drwav_open_memory_and_read_pcm_frames_s16' [-Wunused-function]
 8407 | DRWAV_API drwav_int16* drwav_open_memory_and_read_pcm_frames_s16(const void* data, size_t dataSize, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8428:18: warning: unused function 'drwav_open_memory_and_read_pcm_frames_f32' [-Wunused-function]
 8428 | DRWAV_API float* drwav_open_memory_and_read_pcm_frames_f32(const void* data, size_t dataSize, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8449:24: warning: unused function 'drwav_open_memory_and_read_pcm_frames_s32' [-Wunused-function]
 8449 | DRWAV_API drwav_int32* drwav_open_memory_and_read_pcm_frames_s32(const void* data, size_t dataSize, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8507:23: warning: unused function 'drwav_bytes_to_s32' [-Wunused-function]
 8507 | DRWAV_API drwav_int32 drwav_bytes_to_s32(const drwav_uint8* data)
      |                       ^~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8519:23: warning: unused function 'drwav_bytes_to_s64' [-Wunused-function]
 8519 | DRWAV_API drwav_int64 drwav_bytes_to_s64(const drwav_uint8* data)
      |                       ^~~~~~~~~~~~~~~~~~
In file included from loadDefaultPrediction.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:27:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core.hpp:39:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/stb.hpp:80:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1215:14: warning: 'static' function 'stbi_write_png' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 1215 | STBIWDEF int stbi_write_png(char const *filename, int x, int y, int comp, const void *data, int stride_bytes)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:520:14: warning: 'static' function 'stbi_write_bmp' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
  520 | STBIWDEF int stbi_write_bmp(char const *filename, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:619:14: warning: 'static' function 'stbi_write_tga' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
  619 | STBIWDEF int stbi_write_tga(char const *filename, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:794:14: warning: unused function 'stbi_write_hdr' [-Wunused-function]
  794 | STBIWDEF int stbi_write_hdr(char const *filename, int x, int y, int comp, const float *data)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1616:14: warning: 'static' function 'stbi_write_jpg' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 1616 | STBIWDEF int stbi_write_jpg(char const *filename, int x, int y, int comp, const void *data, int quality)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1231:14: warning: unused function 'stbi_write_png_to_func' [-Wunused-function]
 1231 | STBIWDEF int stbi_write_png_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data, int stride_bytes)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:512:14: warning: unused function 'stbi_write_bmp_to_func' [-Wunused-function]
  512 | STBIWDEF int stbi_write_bmp_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:611:14: warning: unused function 'stbi_write_tga_to_func' [-Wunused-function]
  611 | STBIWDEF int stbi_write_tga_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:787:14: warning: unused function 'stbi_write_hdr_to_func' [-Wunused-function]
  787 | STBIWDEF int stbi_write_hdr_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const float *data)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1607:14: warning: unused function 'stbi_write_jpg_to_func' [-Wunused-function]
 1607 | STBIWDEF int stbi_write_jpg_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data, int quality)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:262:15: warning: unused function 'stbi_flip_vertically_on_write' [-Wunused-function]
  262 | STBIWDEF void stbi_flip_vertically_on_write(int flag)
      |               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
68 warnings generated.
clang++-22 -std=gnu++20 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppArmadillo/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppEnsmallen/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O3 -Wall -pedantic   -c randomForest.cpp -o randomForest.o
In file included from randomForest.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:32:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann.hpp:17:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/ann.hpp:34:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/models/models.hpp:17:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/models/yolov3/yolov3_tiny.hpp:274:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/methods/ann/models/yolov3/yolov3_tiny_impl.hpp:210:16: warning: unused variable 'numClasses' [-Wunused-variable]
  210 |   const size_t numClasses = classNames.size();
      |                ^~~~~~~~~~
In file included from randomForest.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:27:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core.hpp:38:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/audio.hpp:40:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:587:16: warning: unused function 'drmp3_version' [-Wunused-function]
  587 | DRMP3_API void drmp3_version(drmp3_uint32* pMajor, drmp3_uint32* pMinor, drmp3_uint32* pRevision)
      |                ^~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:602:23: warning: unused function 'drmp3_version_string' [-Wunused-function]
  602 | DRMP3_API const char* drmp3_version_string(void)
      |                       ^~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:2388:16: warning: unused function 'drmp3dec_f32_to_s16' [-Wunused-function]
 2388 | DRMP3_API void drmp3dec_f32_to_s16(const float *in, drmp3_int16 *out, size_t num_samples)
      |                ^~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4057:24: warning: unused function 'drmp3_init_file_w' [-Wunused-function]
 4057 | DRMP3_API drmp3_bool32 drmp3_init_file_w(drmp3* pMP3, const wchar_t* pFilePath, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4526:24: warning: 'static' function 'drmp3_get_pcm_frame_count' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 4526 | DRMP3_API drmp3_uint64 drmp3_get_pcm_frame_count(drmp3* pMP3)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4560:24: warning: unused function 'drmp3_get_mp3_frame_count' [-Wunused-function]
 4560 | DRMP3_API drmp3_uint64 drmp3_get_mp3_frame_count(drmp3* pMP3)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4591:24: warning: unused function 'drmp3_calculate_seek_points' [-Wunused-function]
 4591 | DRMP3_API drmp3_bool32 drmp3_calculate_seek_points(drmp3* pMP3, drmp3_uint32* pSeekPointCount, drmp3_seek_point* pSeekPoints)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4731:24: warning: unused function 'drmp3_bind_seek_table' [-Wunused-function]
 4731 | DRMP3_API drmp3_bool32 drmp3_bind_seek_table(drmp3* pMP3, drmp3_uint32 seekPointCount, drmp3_seek_point* pSeekPoints)
      |                        ^~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4890:18: warning: unused function 'drmp3_open_and_read_pcm_frames_f32' [-Wunused-function]
 4890 | DRMP3_API float* drmp3_open_and_read_pcm_frames_f32(drmp3_read_proc onRead, drmp3_seek_proc onSeek, drmp3_tell_proc onTell, void* pUserData, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4900:24: warning: unused function 'drmp3_open_and_read_pcm_frames_s16' [-Wunused-function]
 4900 | DRMP3_API drmp3_int16* drmp3_open_and_read_pcm_frames_s16(drmp3_read_proc onRead, drmp3_seek_proc onSeek, drmp3_tell_proc onTell, void* pUserData, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4911:18: warning: unused function 'drmp3_open_memory_and_read_pcm_frames_f32' [-Wunused-function]
 4911 | DRMP3_API float* drmp3_open_memory_and_read_pcm_frames_f32(const void* pData, size_t dataSize, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4921:24: warning: unused function 'drmp3_open_memory_and_read_pcm_frames_s16' [-Wunused-function]
 4921 | DRMP3_API drmp3_int16* drmp3_open_memory_and_read_pcm_frames_s16(const void* pData, size_t dataSize, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4933:18: warning: unused function 'drmp3_open_file_and_read_pcm_frames_f32' [-Wunused-function]
 4933 | DRMP3_API float* drmp3_open_file_and_read_pcm_frames_f32(const char* filePath, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_mp3.h:4943:24: warning: unused function 'drmp3_open_file_and_read_pcm_frames_s16' [-Wunused-function]
 4943 | DRMP3_API drmp3_int16* drmp3_open_file_and_read_pcm_frames_s16(const char* filePath, drmp3_config* pConfig, drmp3_uint64* pTotalFrameCount, const drmp3_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from randomForest.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:27:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core.hpp:38:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/audio.hpp:68:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:1476:16: warning: unused function 'drwav_version' [-Wunused-function]
 1476 | DRWAV_API void drwav_version(drwav_uint32* pMajor, drwav_uint32* pMinor, drwav_uint32* pRevision)
      |                ^~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:1491:23: warning: unused function 'drwav_version_string' [-Wunused-function]
 1491 | DRWAV_API const char* drwav_version_string(void)
      |                       ^~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:3019:24: warning: unused function 'drwav_fmt_get_format' [-Wunused-function]
 3019 | DRWAV_API drwav_uint16 drwav_fmt_get_format(const drwav_fmt* pFMT)
      |                        ^~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:3891:24: warning: unused function 'drwav_init_with_metadata' [-Wunused-function]
 3891 | DRWAV_API drwav_bool32 drwav_init_with_metadata(drwav* pWav, drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4636:24: warning: unused function 'drwav_init_write' [-Wunused-function]
 4636 | DRWAV_API drwav_bool32 drwav_init_write(drwav* pWav, const drwav_data_format* pFormat, drwav_write_proc onWrite, drwav_seek_proc onSeek, void* pUserData, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4654:24: warning: unused function 'drwav_init_write_sequential_pcm_frames' [-Wunused-function]
 4654 | DRWAV_API drwav_bool32 drwav_init_write_sequential_pcm_frames(drwav* pWav, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, drwav_write_proc onWrite, void* pUserData, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4663:24: warning: unused function 'drwav_init_write_with_metadata' [-Wunused-function]
 4663 | DRWAV_API drwav_bool32 drwav_init_write_with_metadata(drwav* pWav, const drwav_data_format* pFormat, drwav_write_proc onWrite, drwav_seek_proc onSeek, void* pUserData, const drwav_allocation_callbacks* pAllocationCallbacks, drwav_metadata* pMetadata, drwav_uint32 metadataCount)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:4676:24: warning: unused function 'drwav_target_write_size_bytes' [-Wunused-function]
 4676 | DRWAV_API drwav_uint64 drwav_target_write_size_bytes(const drwav_data_format* pFormat, drwav_uint64 totalFrameCount, drwav_metadata* pMetadata, drwav_uint32 metadataCount)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:3900:27: warning: unused function 'drwav_take_ownership_of_metadata' [-Wunused-function]
 3900 | DRWAV_API drwav_metadata* drwav_take_ownership_of_metadata(drwav* pWav)
      |                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5997:24: warning: unused function 'drwav_seek_to_pcm_frame' [-Wunused-function]
 5997 | DRWAV_API drwav_bool32 drwav_seek_to_pcm_frame(drwav* pWav, drwav_uint64 targetFrameIndex)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:6107:24: warning: unused function 'drwav_get_cursor_in_pcm_frames' [-Wunused-function]
 6107 | DRWAV_API drwav_result drwav_get_cursor_in_pcm_frames(drwav* pWav, drwav_uint64* pCursor)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:6124:24: warning: unused function 'drwav_get_length_in_pcm_frames' [-Wunused-function]
 6124 | DRWAV_API drwav_result drwav_get_length_in_pcm_frames(drwav* pWav, drwav_uint64* pLength)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:6253:24: warning: unused function 'drwav_write_pcm_frames' [-Wunused-function]
 6253 | DRWAV_API drwav_uint64 drwav_write_pcm_frames(drwav* pWav, drwav_uint64 framesToWrite, const void* pData)
      |                        ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7012:24: warning: unused function 'drwav_read_pcm_frames_s16le' [-Wunused-function]
 7012 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s16le(drwav* pWav, drwav_uint64 framesToRead, drwav_int16* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7022:24: warning: unused function 'drwav_read_pcm_frames_s16be' [-Wunused-function]
 7022 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s16be(drwav* pWav, drwav_uint64 framesToRead, drwav_int16* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7465:24: warning: unused function 'drwav_read_pcm_frames_f32le' [-Wunused-function]
 7465 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_f32le(drwav* pWav, drwav_uint64 framesToRead, float* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7475:24: warning: unused function 'drwav_read_pcm_frames_f32be' [-Wunused-function]
 7475 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_f32be(drwav* pWav, drwav_uint64 framesToRead, float* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7948:24: warning: unused function 'drwav_read_pcm_frames_s32le' [-Wunused-function]
 7948 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s32le(drwav* pWav, drwav_uint64 framesToRead, drwav_int32* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:7958:24: warning: unused function 'drwav_read_pcm_frames_s32be' [-Wunused-function]
 7958 | DRWAV_API drwav_uint64 drwav_read_pcm_frames_s32be(drwav* pWav, drwav_uint64 framesToRead, drwav_int32* pBufferOut)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5367:24: warning: unused function 'drwav_init_file_with_metadata' [-Wunused-function]
 5367 | DRWAV_API drwav_bool32 drwav_init_file_with_metadata(drwav* pWav, const char* filename, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5379:24: warning: unused function 'drwav_init_file_with_metadata_w' [-Wunused-function]
 5379 | DRWAV_API drwav_bool32 drwav_init_file_with_metadata_w(drwav* pWav, const wchar_t* filename, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5435:24: warning: 'static' function 'drwav_init_file_write' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 5435 | DRWAV_API drwav_bool32 drwav_init_file_write(drwav* pWav, const char* filename, const drwav_data_format* pFormat, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5445:24: warning: unused function 'drwav_init_file_write_sequential_pcm_frames' [-Wunused-function]
 5445 | DRWAV_API drwav_bool32 drwav_init_file_write_sequential_pcm_frames(drwav* pWav, const char* filename, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5455:24: warning: unused function 'drwav_init_file_write_w' [-Wunused-function]
 5455 | DRWAV_API drwav_bool32 drwav_init_file_write_w(drwav* pWav, const wchar_t* filename, const drwav_data_format* pFormat, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5465:24: warning: unused function 'drwav_init_file_write_sequential_pcm_frames_w' [-Wunused-function]
 5465 | DRWAV_API drwav_bool32 drwav_init_file_write_sequential_pcm_frames_w(drwav* pWav, const wchar_t* filename, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5635:24: warning: unused function 'drwav_init_memory_with_metadata' [-Wunused-function]
 5635 | DRWAV_API drwav_bool32 drwav_init_memory_with_metadata(drwav* pWav, const void* data, size_t dataSize, drwav_uint32 flags, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5675:24: warning: unused function 'drwav_init_memory_write' [-Wunused-function]
 5675 | DRWAV_API drwav_bool32 drwav_init_memory_write(drwav* pWav, void** ppData, size_t* pDataSize, const drwav_data_format* pFormat, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:5685:24: warning: unused function 'drwav_init_memory_write_sequential_pcm_frames' [-Wunused-function]
 5685 | DRWAV_API drwav_bool32 drwav_init_memory_write_sequential_pcm_frames(drwav* pWav, void** ppData, size_t* pDataSize, const drwav_data_format* pFormat, drwav_uint64 totalPCMFrameCount, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8213:24: warning: unused function 'drwav_open_and_read_pcm_frames_s16' [-Wunused-function]
 8213 | DRWAV_API drwav_int16* drwav_open_and_read_pcm_frames_s16(drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8234:18: warning: unused function 'drwav_open_and_read_pcm_frames_f32' [-Wunused-function]
 8234 | DRWAV_API float* drwav_open_and_read_pcm_frames_f32(drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8255:24: warning: unused function 'drwav_open_and_read_pcm_frames_s32' [-Wunused-function]
 8255 | DRWAV_API drwav_int32* drwav_open_and_read_pcm_frames_s32(drwav_read_proc onRead, drwav_seek_proc onSeek, drwav_tell_proc onTell, void* pUserData, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8277:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s16' [-Wunused-function]
 8277 | DRWAV_API drwav_int16* drwav_open_file_and_read_pcm_frames_s16(const char* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8298:18: warning: unused function 'drwav_open_file_and_read_pcm_frames_f32' [-Wunused-function]
 8298 | DRWAV_API float* drwav_open_file_and_read_pcm_frames_f32(const char* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8319:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s32' [-Wunused-function]
 8319 | DRWAV_API drwav_int32* drwav_open_file_and_read_pcm_frames_s32(const char* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8342:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s16_w' [-Wunused-function]
 8342 | DRWAV_API drwav_int16* drwav_open_file_and_read_pcm_frames_s16_w(const wchar_t* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8363:18: warning: unused function 'drwav_open_file_and_read_pcm_frames_f32_w' [-Wunused-function]
 8363 | DRWAV_API float* drwav_open_file_and_read_pcm_frames_f32_w(const wchar_t* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8384:24: warning: unused function 'drwav_open_file_and_read_pcm_frames_s32_w' [-Wunused-function]
 8384 | DRWAV_API drwav_int32* drwav_open_file_and_read_pcm_frames_s32_w(const wchar_t* filename, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8407:24: warning: unused function 'drwav_open_memory_and_read_pcm_frames_s16' [-Wunused-function]
 8407 | DRWAV_API drwav_int16* drwav_open_memory_and_read_pcm_frames_s16(const void* data, size_t dataSize, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8428:18: warning: unused function 'drwav_open_memory_and_read_pcm_frames_f32' [-Wunused-function]
 8428 | DRWAV_API float* drwav_open_memory_and_read_pcm_frames_f32(const void* data, size_t dataSize, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8449:24: warning: unused function 'drwav_open_memory_and_read_pcm_frames_s32' [-Wunused-function]
 8449 | DRWAV_API drwav_int32* drwav_open_memory_and_read_pcm_frames_s32(const void* data, size_t dataSize, unsigned int* channelsOut, unsigned int* sampleRateOut, drwav_uint64* totalFrameCountOut, const drwav_allocation_callbacks* pAllocationCallbacks)
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8507:23: warning: unused function 'drwav_bytes_to_s32' [-Wunused-function]
 8507 | DRWAV_API drwav_int32 drwav_bytes_to_s32(const drwav_uint8* data)
      |                       ^~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/audio/bundled/dr_wav.h:8519:23: warning: unused function 'drwav_bytes_to_s64' [-Wunused-function]
 8519 | DRWAV_API drwav_int64 drwav_bytes_to_s64(const drwav_uint8* data)
      |                       ^~~~~~~~~~~~~~~~~~
In file included from randomForest.cpp:3:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.h:50:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack.hpp:27:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core.hpp:39:
In file included from /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/stb.hpp:80:
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1215:14: warning: 'static' function 'stbi_write_png' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 1215 | STBIWDEF int stbi_write_png(char const *filename, int x, int y, int comp, const void *data, int stride_bytes)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:520:14: warning: 'static' function 'stbi_write_bmp' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
  520 | STBIWDEF int stbi_write_bmp(char const *filename, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:619:14: warning: 'static' function 'stbi_write_tga' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
  619 | STBIWDEF int stbi_write_tga(char const *filename, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:794:14: warning: unused function 'stbi_write_hdr' [-Wunused-function]
  794 | STBIWDEF int stbi_write_hdr(char const *filename, int x, int y, int comp, const float *data)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1616:14: warning: 'static' function 'stbi_write_jpg' declared in header file should be declared 'static inline' [-Wunneeded-internal-declaration]
 1616 | STBIWDEF int stbi_write_jpg(char const *filename, int x, int y, int comp, const void *data, int quality)
      |              ^~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1231:14: warning: unused function 'stbi_write_png_to_func' [-Wunused-function]
 1231 | STBIWDEF int stbi_write_png_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data, int stride_bytes)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:512:14: warning: unused function 'stbi_write_bmp_to_func' [-Wunused-function]
  512 | STBIWDEF int stbi_write_bmp_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:611:14: warning: unused function 'stbi_write_tga_to_func' [-Wunused-function]
  611 | STBIWDEF int stbi_write_tga_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:787:14: warning: unused function 'stbi_write_hdr_to_func' [-Wunused-function]
  787 | STBIWDEF int stbi_write_hdr_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const float *data)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:1607:14: warning: unused function 'stbi_write_jpg_to_func' [-Wunused-function]
 1607 | STBIWDEF int stbi_write_jpg_to_func(stbi_write_func *func, void *context, int x, int y, int comp, const void *data, int quality)
      |              ^~~~~~~~~~~~~~~~~~~~~~
/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/mlpack/include/mlpack/core/stb/bundled/stb_image_write.h:262:15: warning: unused function 'stbi_flip_vertically_on_write' [-Wunused-function]
  262 | STBIWDEF void stbi_flip_vertically_on_write(int flag)
      |               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
68 warnings generated.
clang++-22 -std=gnu++20 -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o rcppmlpackexamples.so RcppExports.o kMeans.o linearRegression.o loadDefaultPrediction.o randomForest.o -fopenmp -llapack -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lRblas -L/usr/lib/llvm-22/lib/clang/22/lib/linux -L/usr/lib/llvm-22/lib -lflang_rt.runtime -lm -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
make[1]: Leaving directory '/home/hornik/tmp/scratch/RtmpF3tvdq/R.INSTALL3b6a25c060dce/rcppmlpackexamples/src'
make[1]: Entering directory '/home/hornik/tmp/scratch/RtmpF3tvdq/R.INSTALL3b6a25c060dce/rcppmlpackexamples/src'
make[1]: Leaving directory '/home/hornik/tmp/scratch/RtmpF3tvdq/R.INSTALL3b6a25c060dce/rcppmlpackexamples/src'
installing to /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/00LOCK-rcppmlpackexamples/00new/rcppmlpackexamples/libs
** R
** data
** inst
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
** building package indices
** testing if installed package can be loaded from temporary location
** checking absolute paths in shared objects and dynamic libraries
** testing if installed package can be loaded from final location
** testing if installed package keeps a record of temporary installation path
* DONE (rcppmlpackexamples)