external/libetonyek/ubsan.patch

   1 --- src/lib/libetonyek_xml.cpp
   2 +++ src/lib/libetonyek_xml.cpp
   3 @@ -35,7 +35,7 @@
   4      unsigned long bytesRead = 0;
   5      const unsigned char *const bytes = input->read((unsigned long)len, bytesRead);
   6
   7 -    std::memcpy(buffer, bytes, static_cast<size_t>(bytesRead));
   8 +    if (bytesRead != 0) std::memcpy(buffer, bytes, static_cast<size_t>(bytesRead));
   9      return static_cast<int>(bytesRead);
  10    }
  11    catch (...)