C++ preprocessor "/lib/cpp" fails sanity check 解决方法sudo apt-get install build-essential版权声明：本文为cjqxiong原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接和本声明。原文链接：https://blog.csdn.net/cjqxiong/article/details/78541666