public: struct std::_Num_base & __ptr64 __cdecl std::_Num_base::operator=(struct std::_Num_base const & __ptr64) __ptr64

Mangled name

??4_Num_base@std@@QEAAAEAU01@AEBU01@@Z

Exported by

size	filename	version
853312	msvcp90.dll	9.00.30729.4148