[libcxx-commits] [libcxx] [libc++][pstl] Implement pstl std::min_element (PR #173970)

[Hristo Hristov via libcxx-commits]

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@@ -654,6 +654,29 @@ _LIBCPP_HIDE_FROM_ABI _ForwardOutIterator transform(
       std::move(__op));
 }
 
+template <class _ExecutionPolicy,
+          class _ForwardIterator,
+          class _Compare,
+          class _RawPolicy                                    = __remove_cvref_t<_ExecutionPolicy>,
+          enable_if_t<is_execution_policy_v<_RawPolicy>, int> = 0>
+_LIBCPP_HIDE_FROM_ABI _ForwardIterator
+min_element(_ExecutionPolicy&& __policy, _ForwardIterator __first, _ForwardIterator __last, _Compare __comp) {
+  _LIBCPP_REQUIRE_CPP17_FORWARD_ITERATOR(_ForwardIterator, "min_element requires ForwardIterators");
+  using _Implementation = __pstl::__dispatch<__pstl::__min_element, __pstl::__current_configuration, _RawPolicy>;
+  return __pstl::__handle_exception<_Implementation>(
+      std::forward<_ExecutionPolicy>(__policy), std::move(__first), std::move(__last), std::move(__comp));
+}
+
+template <class _ExecutionPolicy,
+          class _ForwardIterator,
+          class _RawPolicy                                    = __remove_cvref_t<_ExecutionPolicy>,
+          enable_if_t<is_execution_policy_v<_RawPolicy>, int> = 0>
+_LIBCPP_HIDE_FROM_ABI _ForwardIterator
+min_element(_ExecutionPolicy&& __policy, _ForwardIterator __first, _ForwardIterator __last) {
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Zingam wrote:

Please make sure to follow the coding guidelines and apply `[[nodiscard]]` where applicable + tests.

https://github.com/llvm/llvm-project/pull/173970