yum install centos-release-scl yum-config-manager --enable rhel-server-rhscl-9-rpms yum install devtoolset-9 scl enable devtoolset-9 bash ln -s /opt/rh/devtoolset-9/root/bin/gcc /usr/bin/gcc ln -s /opt/rh/devtoolset-9/root/bin/g++ /usr/bin/g++ ln -s /opt/rh/devtoolset-9/root/bin/c++ /usr/bin/c++



