[libcxx-commits] [libcxx] [libc++] Fix uninitialized algorithms when using unconstrained comparison operators (PR #69373)

[via libcxx-commits]

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@@ -232,8 +233,8 @@ struct __fn {
   operator()(_InputIterator __ifirst, iter_difference_t<_InputIterator> __n,
              _OutputIterator __ofirst, _Sentinel __olast) const {
     using _ValueType = remove_reference_t<iter_reference_t<_OutputIterator>>;
-    auto __result = _VSTD::__uninitialized_copy_n<_ValueType>(_VSTD::move(__ifirst), __n,
-                                                              _VSTD::move(__ofirst), _VSTD::move(__olast));
+    auto __stop      = [&__olast](auto&& __out_iter) { return __out_iter == __olast; };
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phyBrackets wrote:

better name could be `__end_predicate` or `__stop_copying`🤔 ?

https://github.com/llvm/llvm-project/pull/69373