centos 编译C++出现问题(error: ‘shared_ptr’ is not a member of ‘std’ )

1、cmake编译C++程序，出现错误：error: ‘shared_ptr’ is not a member of ‘std’ 

　　解决：在CMakeLists.txt中修改，增加 -std=c++0x;在头文件增加#include<memory>

set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS} -std=c++0x")

#include <memory>