升级gcc https://www.cnblogs.com/lzpong/p/5755678.html ./download_prerequisites 这个sh脚本下载不动直接手动下载,如下地址去下载 ftp://gcc.gnu.org/pub/gcc/infrastructure/ 升级libc https://blog.youkuaiyun.com/wkh___/article/details/84819564 https://blog.51cto.com/12077732/2125618