[clang] [Clang] Fix finding instantiated decls for class template specializations during instantiation (PR #72346)

[Shafik Yaghmour via cfe-commits]

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@@ -0,0 +1,33 @@
+// RUN: %clang_cc1 -verify -fsyntax-only %s
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shafik wrote:

Normally we put lone tests for a specific bug report in its own file e.g. GH70735.cpp for this case or we find a test that covers a similar area and put the test in a namespace named after the issue e.g. GH70735.

https://github.com/llvm/llvm-project/pull/72346