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]; ^ 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. 3 warnings 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/tcmalloc.cc:1161:20: warning: unused function 'CheckCachedSizeClass' [-Wunused-function] static inline bool CheckCachedSizeClass(void *ptr) { ^ clang: error: unable to execute command: Terminated clang: error: clang frontend command failed due to signal (use -v to see invocation) clang version 9.0.0-2 (tags/RELEASE_900/final) Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/bin clang: note: diagnostic msg: PLEASE submit a bug report to https://bugs.llvm.org/ and include the crash backtrace, preprocessed source, and associated run script. Terminated make: *** [Makefile:4724: src/libtcmalloc_and_profiler_la-heap-checker.lo] Error 1 make: *** Waiting for unfinished jobs.... clang: error: unable to execute command: Terminated clang: error: clang frontend command failed due to signal (use -v to see invocation) clang version 9.0.0-2 (tags/RELEASE_900/final) Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/bin clang: note: diagnostic msg: PLEASE submit a bug report to https://bugs.llvm.org/ and include the crash backtrace, preprocessed source, and associated run script. make: *** [Makefile:5963: src/tests/tcmalloc_and_profiler_unittest-tcmalloc_unittest.o] Terminated clang: error: unable to execute command: Terminated clang: error: clang frontend command failed due to signal (use -v to see invocation) clang version 9.0.0-2 (tags/RELEASE_900/final) Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/bin clang: note: diagnostic msg: PLEASE submit a bug report to https://bugs.llvm.org/ and include the crash backtrace, preprocessed source, and associated run script. Terminated make: *** [Makefile:4710: src/libtcmalloc_and_profiler_la-tcmalloc.lo] Error 1 gperftools/2.8.1: ERROR: Package '961755854760682044d37dabfc2d998658edf961' build failed gperftools/2.8.1: WARN: Build folder /home/conan/w/cci_PR-4572/.conan/data/gperftools/2.8.1/_/_/build/961755854760682044d37dabfc2d998658edf961 ERROR: Exiting with code: 5