We'll need something like https://devdiv.visualstudio.com/DevDiv/_git/a290117c-5a8a-40f7-bc2c-f14dbe3acf6d/pullrequest/279270 (from issue https://github.com/dotnet/roslyn/issues/47445) for record structs. Relates to test plan for record structs: https://github.com/dotnet/roslyn/issues/51199