message: minor fix in example
diff: @@ -241,7 +241,7 @@ int main(int argc, char* argv[])
  int nerr = 0;
  float maxre = 0;
  - for (size_t i = 0; i < output.getDataSize(); ++i)
  + for (int i = 0; i < output.getDataSize(); ++i)
  {
  float expect = std::max(ref[i], 0.f);
  const float actual = output[i];
  