void push_back(const T& value) { values_[size_++] = value; }
const T* begin() const { return values_; }
const T* end() const { return values_ + size_; }
+ const T& operator[](int index) const { return values_[index]; }
private:
T values_[MaxSize];
inline uint64_t mul_hi64(uint64_t a, uint64_t b) {
#if defined(__GNUC__) && defined(IS_64BIT)
__extension__ using uint128 = unsigned __int128;
- return ((uint128)a * (uint128)b) >> 64;
+ return (uint128(a) * uint128(b)) >> 64;
#else
- uint64_t aL = (uint32_t)a, aH = a >> 32;
- uint64_t bL = (uint32_t)b, bH = b >> 32;
+ uint64_t aL = uint32_t(a), aH = a >> 32;
+ uint64_t bL = uint32_t(b), bH = b >> 32;
uint64_t c1 = (aL * bL) >> 32;
uint64_t c2 = aH * bL + c1;
- uint64_t c3 = aL * bH + (uint32_t)c2;
+ uint64_t c3 = aL * bH + uint32_t(c2);
return aH * bH + (c2 >> 32) + (c3 >> 32);
#endif
}