下载GCC安装包
Index of /software/gcc/releases
tar -xvf gcc-5.5.0.tar.gz cd gcc-5.5.0 ./contrib/download_prerequisites mkdir build cd build ../configure --enable-checking=release --enable-languages=c,c++ --disable-multilib make make install (需要root 权限)

下载GCC安装包
Index of /software/gcc/releases
tar -xvf gcc-5.5.0.tar.gz cd gcc-5.5.0 ./contrib/download_prerequisites mkdir build cd build ../configure --enable-checking=release --enable-languages=c,c++ --disable-multilib make make install (需要root 权限)