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https://github.com/wpilibsuite/allwpilib
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61 lines
2.4 KiB
Diff
61 lines
2.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: PJ Reiniger <pj.reiniger@gmail.com>
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Date: Sun, 8 May 2022 16:42:09 -0400
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Subject: [PATCH 18/31] Use std::is_trivially_copy_constructible
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---
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llvm/include/llvm/Support/type_traits.h | 37 ++-----------------------
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1 file changed, 2 insertions(+), 35 deletions(-)
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diff --git a/llvm/include/llvm/Support/type_traits.h b/llvm/include/llvm/Support/type_traits.h
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index a6046de87d1e3e1264a0040826ea347b870a8f9e..292a2cb78b93717647cf88d00f88c2eec14f52f6 100644
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--- a/llvm/include/llvm/Support/type_traits.h
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+++ b/llvm/include/llvm/Support/type_traits.h
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@@ -92,44 +92,11 @@ union trivial_helper {
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} // end namespace detail
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-/// An implementation of `std::is_trivially_copy_constructible` since we have
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-/// users with STLs that don't yet include it.
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template <typename T>
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-struct is_trivially_copy_constructible
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- : std::is_copy_constructible<
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- ::llvm::detail::copy_construction_triviality_helper<T>> {};
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-template <typename T>
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-struct is_trivially_copy_constructible<T &> : std::true_type {};
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-template <typename T>
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-struct is_trivially_copy_constructible<T &&> : std::false_type {};
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+using is_trivially_move_constructible = std::is_trivially_move_constructible<T>;
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-/// An implementation of `std::is_trivially_move_constructible` since we have
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-/// users with STLs that don't yet include it.
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-template <typename T>
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-struct is_trivially_move_constructible
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- : std::is_move_constructible<
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- ::llvm::detail::move_construction_triviality_helper<T>> {};
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template <typename T>
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-struct is_trivially_move_constructible<T &> : std::true_type {};
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-template <typename T>
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-struct is_trivially_move_constructible<T &&> : std::true_type {};
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-
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-
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-template <typename T>
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-struct is_copy_assignable {
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- template<class F>
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- static auto get(F*) -> decltype(std::declval<F &>() = std::declval<const F &>(), std::true_type{});
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- static std::false_type get(...);
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- static constexpr bool value = decltype(get((T*)nullptr))::value;
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-};
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-
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-template <typename T>
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-struct is_move_assignable {
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- template<class F>
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- static auto get(F*) -> decltype(std::declval<F &>() = std::declval<F &&>(), std::true_type{});
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- static std::false_type get(...);
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- static constexpr bool value = decltype(get((T*)nullptr))::value;
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-};
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+using is_trivially_copy_constructible = std::is_trivially_copy_constructible<T>;
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} // end namespace llvm
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