error: command '/usr/bin/gcc' failed with exit code 1
error: #error This file requires compiler and library support for the ISO C++ 2011 standard. This support is currently experimental, and must be enabled with the -std=c++11 or -std=gnu++11 compiler options.
export CPPFLAGS='-std=gnu++11' pip install gevent
some error ends with [-fpermissive]
export CPPFLAGS='-std=gnu++11 -fpermissive' pip install gevent
标签：11,std,old,gnu,gevent,install,error,release From： https://www.cnblogs.com/QQQmadNULL/p/16943851.html