pi@bananapim2zero:~/tbb/build$ cmake -DCMAKE_C_COMPILER=/usr/bin/gcc-9 -DCMAKE_CXX_COMPILER=/usr/bin/g++-9 ..
-- The CXX compiler identification is GNU 9.2.1
-- Check for working CXX compiler: /usr/bin/g++-9
-- Check for working CXX compiler: /usr/bin/g++-9 -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Setting build type to 'Release' as none was specified.
-- Performing Test SUPPORTS_STDCXX11
-- Performing Test SUPPORTS_STDCXX11 - Success
-- Performing Test SUPPORTS_MRTM
-- Performing Test SUPPORTS_MRTM - Failed
-- Performing Test SUPPORTS_FLIFETIME
-- Performing Test SUPPORTS_FLIFETIME - Success
CMake Error: File /home/pi/tbb/build/version_string.ver.in does not exist.
CMake Error at CMakeLists.txt:388 (configure_file):
configure_file Problem configuring file
-- The C compiler identification is GNU 9.2.1
-- Check for working C compiler: /usr/bin/gcc-9
-- Check for working C compiler: /usr/bin/gcc-9 -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Detecting C compile features
-- Detecting C compile features - done
-- Looking for pthread.h
-- Looking for pthread.h - found
-- Looking for pthread_create
-- Looking for pthread_create - not found
-- Looking for pthread_create in pthreads
-- Looking for pthread_create in pthreads - not found
-- Looking for pthread_create in pthread
-- Looking for pthread_create in pthread - found
-- Found Threads: TRUE
-- Found OpenMP_C: -fopenmp (found version "4.5")
-- Found OpenMP_CXX: -fopenmp (found version "4.5")
-- Found OpenMP: TRUE (found version "4.5")
-- Configuring incomplete, errors occurred!
See also "/home/pi/tbb/build/CMakeFiles/CMakeOutput.log".
See also "/home/pi/tbb/build/CMakeFiles/CMakeError.log".