Calling Function Overwrites Value
class flag_type { unsigned int flag; /*more stuff*/ };
flag_type FLAG1
flag_type FLAG2

class MyObject {
    public:
        void method1(const flag_type& flag_arg) {
            //conditionals, and then:
            const flag_type flag_args[2] = {flag_arg,flag_arg};
            method2(flag_args);
        }
        void method2(const flag_type flag_args[2]) {
            //conditionals, and then:
            method3(flag_args[0]);
        }
        void method3(const flag_type& flag_arg) { //Actually in a superclass
            //stuff
            if (flag_arg==FLAG1) { /*stuff*/ }
            //stuff
        }
};

int main(int argc, const char* argv[]) {
    //In some functions called by main:
    MyObject* obj = new MyObject();

    //Later in some other functions:
    obj->method1(FLAG1);
}