c++ 编译so 报错 Undefined reference to symbol dlclose--GLIBC_2.2.5

来源：https://blog.csdn.net/spy14414/article/details/107977497

报错信息

Undefined reference to symbol ‘dlclose@@GLIBC_2.2.5‘ //lib/x86_64-linux-gnu/libdl.so.2

解决方法：加一个 -ldl，将下面这句话加在CMakeLists.txt里面

set (CMAKE_CXX_LINK_EXECUTABLE "${CMAKE_CXX_LINK_EXECUTABLE} -ldl")