author：headsen chen
date： 2018-10-12 15:11:35
1，环境：centos7.3 ，64位，内核 3.10
2，安装过程
#!/bin/bash yum install mpfr -y yum install gmp -y yum install *mpc* -y yum install glibc-static libstdc++-static -y yum -y install gcc gcc-c++ cd /mnt wget http://mirrors.concertpass.com/gcc/releases/gcc-6.3.0/gcc-6.3.0.tar.gz tar fx gcc-6.3.0.tar.gz cd gcc-6.3.0/ ./contrib/download_prerequisites mkdir gcc-build-6.3.0. ./configure -enable-checking=release -enable-languages=c,c++ -disable-multilib make -j4 make install #配置环境变量 mv /usr/bin/gcc /usr/bin/gcc4.4.7 ln -s /usr/local/bin/gcc /usr/bin/gcc mv /usr/bin/g++ /usr/bin/g++4.4.7 ln -s /usr/local/bin/g++ /usr/bin/g++ mv /usr/bin/cc /usr/bin/cc4.4.7 ln -s /usr/local/bin/cc /usr/bin/cc mv /usr/bin/c++ /usr/bin/c++4.4.7 ln -s /usr/local/bin/c++ /usr/bin/c++ gcc --version