1. devtoolset-4 설치(gcc version 5.3.1 20160406 (Red Hat 5.3.1-6) (GCC) )
cd devtoolset-4/
yum localinstall *.rpm
source /opt/rh/devtoolset-4/enable <-- 1회용 환결설정
gcc -v
2. cmake 설치
cd cmake-3.14.0
./bootstrap --prefix=/usr/local/cmake-3.14.0
gmake
gmake install
cmake -version
mv /usr/local/bin/cmake /usr/local/bin/cmake_2.8.4
ln -s /usr/local/cmake-3.14.0/bin/cmake /usr/local/bin/cmake
cmake -version