Thanks for your pull request! It looks like this may be your first contribution to a Google open source project. Before we can look at your pull request, you'll need to sign a Contributor License Agreement (CLA).

View this failed invocation of the CLA check for more information.

For the most up to date status, view the checks section at the bottom of the pull request.

@isanych - could you try reverting the changes to extension_set.cc and verify if the changes to the dynamic_message.cc alone are sufficient?

Also, you're correct, and my earlier PR feedback request to add version gating on MSVC is not needed. You can remove that entirely.

@isanych - could you try reverting the changes to extension_set.cc and verify if the changes to the dynamic_message.cc alone are sufficient?

Also, you're correct, and my earlier PR feedback request to add version gating on MSVC is not needed. You can remove that entirely.

@JasonLunn Removed extension_set.cc change and version guards. No sure how, but I don't see failures in this variant too - both grpc build and test which originated this investigation are ok.