重新编译gcc
strings /usr/lib64/libstdc++.so.6 | grep CXXABI yum install gmp-devel mpfr-devel libmpc-devel -y cd download wget ftp://ftp.gnu.org/gnu/gcc/gcc-9.2.0/gcc-9.2.0.tar.xz xz -d gcc-9.2.0.tar.xz tar -vxf gcc-9.2.0.tar cd gcc-9.2.0 ./configure --disable-multilib --enable-languages=c,c++ --prefix=$HOME/local make -j4 # -j4 四个进程 make -j install vim /etc/profile source /etc/profile export PATH=$HOME/local/bin:$PATH export LD_LIBRARY_PATH=$HOME/local/lib64 cd /root/local/lib64 ll libstdc++.so* # 查看新编译的gcc cd /usr/lib64/ ll libstdc++.so* mv libstdc++.so.6 libstdc++.so.6.bak # 删除连接 ln -s /root/local/lib64/libstdc++.so.6.0.27 libstdc++.so.6 # 建立新的连接