configure: WARNING: No frame pointers and no libunwind. Using experimental backtrace capturing via libgcc. Expect crashy cpu profiler. source_subfolder/src/tcmalloc.cc:1161:20: warning: unused function 'CheckCachedSizeClass' [-Wunused-function] static inline bool CheckCachedSizeClass(void *ptr) { ^ 1 warning generated. source_subfolder/src/tcmalloc.cc:1161:20: warning: unused function 'CheckCachedSizeClass' [-Wunused-function] static inline bool CheckCachedSizeClass(void *ptr) { ^ 1 warning generated. source_subfolder/src/tests/heap-checker_unittest.cc:1126:8: warning: private field 'd1' is not used [-Wunused-private-field] char d1[15]; ^ source_subfolder/src/tests/heap-checker_unittest.cc:1131:8: warning: private field 'd2' is not used [-Wunused-private-field] char d2[19]; ^ source_subfolder/src/tests/heap-checker_unittest.cc:1136:8: warning: private field 'd' is not used [-Wunused-private-field] char d[3]; ^ 3 warnings generated. source_subfolder/src/tests/heap-checker_unittest.cc:1126:8: warning: private field 'd1' is not used [-Wunused-private-field] char d1[15]; ^ source_subfolder/src/tests/heap-checker_unittest.cc:1131:8: warning: private field 'd2' is not used [-Wunused-private-field] char d2[19]; ^ source_subfolder/src/tests/heap-checker_unittest.cc:1136:8: warning: private field 'd' is not used [-Wunused-private-field] char d[3]; ^ 3 warnings generated. source_subfolder/src/debugallocation.cc:303:10: warning: private field 'magic2_' is not used [-Wunused-private-field] size_t magic2_; ^ 1 warning generated. source_subfolder/src/tcmalloc.cc:1161:20: warning: unused function 'CheckCachedSizeClass' [-Wunused-function] static inline bool CheckCachedSizeClass(void *ptr) { ^ 1 warning generated. source_subfolder/src/debugallocation.cc:303:10: warning: private field 'magic2_' is not used [-Wunused-private-field] size_t magic2_; ^ 1 warning generated. source_subfolder/src/base/elf_mem_image.cc:75:20: warning: unused variable 'kElfClass' [-Wunused-const-variable] static const int kElfClass = ELFCLASS32; ^ 1 warning generated. clang: warning: argument unused during compilation: '-pthread' [-Wunused-command-line-argument] clang: warning: argument unused during compilation: '-pthread' [-Wunused-command-line-argument] clang: warning: argument unused during compilation: '-pthread' [-Wunused-command-line-argument] clang: warning: argument unused during compilation: '-pthread' [-Wunused-command-line-argument] clang: warning: argument unused during compilation: '-pthread' [-Wunused-command-line-argument] clang: warning: argument unused during compilation: '-pthread' [-Wunused-command-line-argument] clang: warning: argument unused during compilation: '-pthread' [-Wunused-command-line-argument] clang: warning: argument unused during compilation: '-pthread' [-Wunused-command-line-argument] clang: warning: argument unused during compilation: '-pthread' [-Wunused-command-line-argument] clang: warning: argument unused during compilation: '-pthread' [-Wunused-command-line-argument] clang: warning: argument unused during compilation: '-pthread' [-Wunused-command-line-argument] clang: warning: argument unused during compilation: '-pthread' [-Wunused-command-line-argument] clang: warning: argument unused during compilation: '-pthread' [-Wunused-command-line-argument] clang: warning: argument unused during compilation: '-ansi' [-Wunused-command-line-argument] CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY