[libcxx-commits] [libcxx] [libcxx] Implementation of P1831R1 (PR #101439)

[Mark de Wever via libcxx-commits]

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@@ -741,6 +741,14 @@ typedef __char32_t char32_t;
 #    define _LIBCPP_DEPRECATED_WITH_CHAR8_T
 #  endif
 
+// P1831R1 deprecated many uses of volatile, but the way attributes work with template specializations require this work-around to always raise a warning.
+template <class _Tp, bool _cxx20 = _LIBCPP_STD_VER >= 20>
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mordante wrote:

`_cxx20` is not a proper ugly name. An ugly name is `_UPPERCASE` or `__lowercase`. 

https://github.com/llvm/llvm-project/pull/101439