Fix test usage of overloaded C++ function in MSVC++.
Fix test usage of overloaded C++ function in MSVC++.

cython/cython,da-woods/cython,cython/cython,da-woods/cython,da-woods/cython,cython/cython,scoder/cython,scoder/cython,scoder/cython,cython/cython,scoder/cython,da-woods/cython