if(CMAKE_CXX_COMPILER_ID MATCHES GNU)
#execute_process(COMMAND g++ --version >/dev/null 2>/dev/null)
set(CMAKE_CXX_COMPILER "/usr/bin/g++")
if(CMAKE_CXX_COMPILER_ID MATCHES GNU)
#execute_process(COMMAND g++ --version >/dev/null 2>/dev/null)
set(CMAKE_CXX_COMPILER "/usr/bin/g++")