- EPEL源
EPEL源需要安装
yum list | grep epel-release
yum install epel-release
安装后会在 /etc/yum.repos.d/ 下多出两个文件 epel-testing.repo epel.repo
下载阿里开源镜像的EPEL源,会多出一个文件 epel-7.repo
wget -O /etc/yum.repos.d/epel-7.repo http://mirrors.aliyun.com/repo/epel-7.repo
之后运行,生成缓存
yum clean all
yum makecache
- 安装gcc7.4
https://blog.csdn.net/analogous_love/article/details/97823301