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. make: *** [Makefile:5865: src/tcm_min_asserts_unittest-stack_trace_table.o] Terminated 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 8.0.0-3 (tags/RELEASE_800/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:5851: src/tcm_min_asserts_unittest-span.o] Terminated make: *** [Makefile:5879: src/tcm_min_asserts_unittest-static_vars.o] Terminated Terminated gperftools/2.8.1: ERROR: Package 'd192df17f79e17f2a80ffc0625135389018e342b' build failed gperftools/2.8.1: WARN: Build folder /home/conan/w/cci_PR-4572/.conan/data/gperftools/2.8.1/_/_/build/d192df17f79e17f2a80ffc0625135389018e342b ERROR: Exiting with code: 5