安装流程，顺序如下： 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-4.4.7-4.el6.x86_64.rpm --force rpm -ivh kernel-headers-2.6.32-431.el6.x86_64.rpm rpm -ivh glibc-head