linux系统gcc版本没有想要的？这里有 4.8、4.9、5.2版本

需要软件包：gcc，gcc5.5两个安装包可在ftp服务器上下载 Yum 源 centos6 yum clean all yum -y install gcc gcc gcc -verson gcc -version yum -y install gcc yum -y install gcc –nogpgcheck rpm -Uvh https://packages.microsoft.com/config/centos/7/packages-microsoft-prod.rpm rpm -Uvh https://packages.microsoft.com/config/rhel/7/pa