[clang] [clang-tools-extra] [Clang][Sema] Diagnose class member access expressions naming non-existent members of the current instantiation prior to instantiation in the absence of dependent base classes (PR #84050)

[Pranav Kant via cfe-commits]

pranavk wrote:

This makes clang crash in some cases. Here's a sample: https://godbolt.org/z/4sbvna4WY



https://github.com/llvm/llvm-project/pull/84050