报错：
libtool: line 1125: g++: command not found
搜索
# yum search "gcc-c++" 已加载插件：fastestmirror, langpacks Determining fastest mirrors * base: mirrors.aliyun.com * epel: mirrors.ustc.edu.cn * extras: mirrors.aliyun.com * updates: mirrors.aliyun.com ============================= N/S matched: gcc-c++ ============================= avr-gcc-c++.x86_64 : Cross Compiling GNU GCC targeted at avr gcc-c++.x86_64 : C++ support for GCC
安装：
yum -y install "gcc-c++.x86_64"
