[clang] [Sema][CTAD] Allow user defined conversion for copy-list-initialization (PR #94752)

[Gábor Spaits via cfe-commits]

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@@ -199,6 +199,12 @@ C++20 Feature Support
   to update the ``__cpp_concepts`` macro to `202002L`. This enables
   ``<expected>`` from libstdc++ to work correctly with Clang.
 
+- User defined constructors are allowed for copy-list-initialization with CTAD.
+  The example code for deduction guides for std::map in
+  (`cppreference <https://en.cppreference.com/w/cpp/container/map/deduction_guides>`_)
+  will now work.
+  (#GH62925).
+
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spaits wrote:

I will change it so only the issue link is there.

https://github.com/llvm/llvm-project/pull/94752