cppcheck and uninitizlized vars

% cat test1.cpp
class myClass
{
    public:
        myClass()
        {
#ifdef USE_UNKNOWN_FUNC
            boo();
#endif
        }
    private:
        uint32_t myvar;
};


% cppcheck --enable=warning test1.cpp
Checking test1.cpp...
[test1.cpp:4]: (warning) Member variable 'myClass::myvar' is not initialized in the constructor.
Checking test1.cpp: USE_UNKNOWN_FUNC...

% cppcheck --version
Cppcheck 1.72