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[SYCL] Remove partial specialization of std::allocator_traits #22030

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[SYCL] Remove partial specialization of std::allocator_traits #22030

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60 changes: 0 additions & 60 deletions sycl/include/sycl/detail/aligned_allocator.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -80,63 +80,3 @@ template <typename T> class aligned_allocator {
} // namespace detail
} // namespace _V1
} // namespace sycl

namespace std {
template <typename T>
struct allocator_traits<sycl::detail::aligned_allocator<T>> {
using allocator_type = typename sycl::detail::aligned_allocator<T>;
using value_type = typename allocator_type::value_type;
using pointer = typename allocator_type::pointer;
using const_pointer = typename allocator_type::const_pointer;
using void_pointer =
typename std::pointer_traits<pointer>::template rebind<void>;
using const_void_pointer =
typename std::pointer_traits<pointer>::template rebind<const void>;
using difference_type =
typename std::pointer_traits<pointer>::difference_type;
using size_type = std::make_unsigned_t<difference_type>;
using propagate_on_container_copy_assignment = std::false_type;
using propagate_on_container_move_assignment = std::false_type;
using propagate_on_container_swap = std::false_type;
using is_always_equal = typename std::is_empty<allocator_type>::type;

template <typename U>
using rebind_alloc =
typename sycl::detail::aligned_allocator<T>::template rebind<U>::other;
template <typename U> using rebind_traits = allocator_traits<rebind_alloc<U>>;

static pointer allocate(allocator_type &Allocator, size_type NumElems) {
return Allocator.allocate(NumElems);
}

static pointer allocate(allocator_type &Allocator, size_type NumElems,
const_void_pointer) {
// TODO: Utilize the locality hint argument.
return Allocator.allocate(NumElems);
}

static void deallocate(allocator_type &Allocator, pointer Ptr,
size_type NumElems) {
Allocator.deallocate(Ptr, NumElems);
}

template <class U, class... ArgsT>
static void construct(allocator_type &Allocator, U *Ptr, ArgsT &&...Args) {
return Allocator.construct(Ptr, Args...);
}

template <class U> static void destroy(allocator_type &Allocator, U *Ptr) {
Allocator.destroy(Ptr);
}

static size_type max_size(const allocator_type &) noexcept {
// max is a macro on Windows...
return (std::numeric_limits<size_type>::max)() / sizeof(value_type);
}

static allocator_type
select_on_container_copy_construction(const allocator_type &Allocator) {
return Allocator;
}
};
} // namespace std
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