message: Use memcpy instead of __builtin_memcpy on Windows
diff: @@ -60,7 +60,7 @@ public:
  private:
  static inline uint64_t unaligned_load(const char* p) {
  uint64_t result;
  - __builtin_memcpy(&result, p, sizeof(result));
  + memcpy(&result, p, sizeof(result));
  return result;
  }
  