[all-commits] [llvm/llvm-project] 644365: [clang][AST] Teach `CXXTypeidExpr::isMostDerived` ...

[Iris Shi via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6443657de563bfb5870529e92075a2c13e9f4acb
      https://github.com/llvm/llvm-project/commit/6443657de563bfb5870529e92075a2c13e9f4acb
  Author: Iris Shi <0.0 at owo.li>
  Date:   2026-05-11 (Mon, 11 May 2026)

  Changed paths:
    M clang/docs/ReleaseNotes.rst
    M clang/lib/AST/ExprCXX.cpp
    A clang/test/CodeGenCXX/typeid-most-derived.cpp

  Log Message:
  -----------
  [clang][AST] Teach `CXXTypeidExpr::isMostDerived` to use `isEffectivelyFinal` (#196544)

Resolves #196476.

When a class is marked final, typeid on references to that type can be
resolved at compile time since the most-derived type is statically
known.



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