[clang] [Clang] fix nested-name-specifier error recovery with ordinary lookup fallback results (PR #181828)

[Shafik Yaghmour via cfe-commits]

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@@ -270,6 +268,7 @@ Bug Fixes in This Version
 - Clang now outputs relative paths of embeds for dependency output. (#GH161950)
 - Fixed an assertion failure when evaluating ``_Countof`` on invalid ``void``-typed operands. (#GH180893)
 - Fixed a ``-Winvalid-noreturn`` false positive for unreachable ``try`` blocks following an unconditional ``throw``. (#GH174822)
+- Fixed an assertion failure caused by error recovery while extending a nested name specifier with results from ordinary lookup. (#GH181470)
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shafik wrote:

We are still in clang-22, did this need a release note?

https://github.com/llvm/llvm-project/pull/181828