sudo yum install centos-release-scl-rh
sudo yum install devtoolset-8-build
sudo yum install devtoolset-8-gdb
source /opt/rh/devtoolset-8/enable
,设置开机启动sudo yum install centos-release-scl-rh
sudo yum install devtoolset-8-build
sudo yum install devtoolset-8-gdb
source /opt/rh/devtoolset-8/enable
,设置开机启动