Method Reallocate

cpp/src/arrow/io/file_test.cc:479–488

  }

  Status Reallocate(int64_t old_size, int64_t new_size, int64_t /*alignment*/,
                    uint8_t** ptr) override {
    *ptr = reinterpret_cast<uint8_t*>(std::realloc(*ptr, new_size));

    if (*ptr == NULL) {
      return Status::OutOfMemory("realloc of size ", new_size, " failed");
    }

    return Status::OK();
  }

  int64_t bytes_allocated() const override { return -1; }