struct uint32 {
    unsigned int x_;
    uint32(unsigned int x) : x_(x) {}
    uint32(const uint32 &oth) : x_(oth.x_) {}
    uint32 &operator=(const uint32 &oth) { x_ = oth.x_; return *this; }
    operator unsigned int() const { return x_; }
};

static inline uint32 operator+(const uint32 &a, const uint32 &b) {
    return uint32(ObfuscatedAdder<unsigned int>::eval(a.x_, b.x_));
}

unsigned int foo = 5 + 7;

uint32 a = 5;
uint32 b = 7;
unsigned int foo = a + b;