需要下载的rpm包：

ppl-0.10.2-11.el6.x86_64.rpm
cloog-ppl-0.15.7-1.2.el6.x86_64.rpm
mpfr-2.4.1-6.el6.x86_64.rpm
cpp-4.4.7-17.el6.x86_64.rpm
kernel-headers-2.6.32-642.el6.x86_64.rpm
glibc-headers-2.12-1.192.el6.x86_64.rpm
glibc-devel-2.12-1.192.el6.x86_64.rpm
libgomp-4.4.7-17.el6.x86_64.rpm
gcc-4.4.7-17.el6.x86_64.rpm
libstdc++-devel-4.4.7-17.el6.x86_64.rpm
gcc-c++-4.4.7-17.el6.x86_64.rpm

下载网址：

ftp://mirror.switch.ch/pool/4/mirror/scientificlinux/6.8/x86_64/os/Packages/

安装命令：

rpm -ivh ppl-0.10.2-11.el6.x86_64.rpm

rpm -ivh cloog-ppl-0.15.7-1.2.el6.x86_64.rpm
rpm -ivh mpfr-2.4.1-6.el6.x86_64.rpm
rpm -ivh cpp-4.4.7-17.el6.x86_64.rpm
rpm -ivh kernel-headers-2.6.32-642.el6.x86_64.rpm
rpm -ivh glibc-headers-2.12-1.192.el6.x86_64.rpm
rpm -ivh glibc-devel-2.12-1.192.el6.x86_64.rpm
rpm -ivh libgomp-4.4.7-17.el6.x86_64.rpm
rpm -ivh gcc-4.4.7-17.el6.x86_64.rpm
rpm -ivh libstdc++-devel-4.4.7-17.el6.x86_64.rpm

rpm -ivh gcc-c++-4.4.7-17.el6.x86_64.rpm