[clang] [llvm] [Clang][C++23] Core language changes from P1467R9 extended floating-point types and standard names. (PR #78503)

[Shafik Yaghmour via llvm-commits]

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@@ -9278,6 +9278,8 @@ def err_cast_pointer_to_non_pointer_int : Error<
 def err_nullptr_cast : Error<
   "cannot cast an object of type %select{'nullptr_t' to %1|%1 to 'nullptr_t'}0"
 >;
+def err_invalid_implicit_floating_point_cast : Error<
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shafik wrote:

I don't see this diagnostic emitted in any of the tests, am I just missing this?

https://github.com/llvm/llvm-project/pull/78503