tree 6e430e3cd70b3bc9e1c1cbf0c471e566e344a1f4
parent 8f6ae8c0ac29f0a6c575532f6a11cad1d7ae74a9
author Marcin Kowalczyk <qrczak@google.com> 1779445691 +0200
committer Marcin Kowalczyk <qrczak@google.com> 1779445736 +0200

Tighten CTAD rules: `SharedPtr(nullptr)` and `IntrusiveSharedPtr(nullptr)`
without an explicit template parameter are invalid rather than being shared
pointers pointing to `std::nullptr_t`.

PiperOrigin-RevId: 919575654