Change Details

Bump the standard to c++20. There is some remaining compatibility code to be removed in follow-ups, but starting from this diff we can no longer compiler with the c++17 standard. Depends on D18861

Bump the standard to c++20. There is some remaining compatibility code to be removed in follow-ups, but starting from this diff we can no longer compiler with the c++17 standard. Depends on D18863

Bump the standard to c++20. There is some remaining compatibility code to be removed in follow-ups, but starting from this diff we can no longer compiler with the c++17 standard. Depends on D188613