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Improvements towards CUDA compatibility. #1854

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Improvements towards CUDA compatibility. #1854

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8 changes: 8 additions & 0 deletions include/range/v3/range/concepts.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,9 @@
#if __has_include(<span>) && !defined(RANGES_WORKAROUND_MSVC_UNUSABLE_SPAN)
#include <span>
#endif
#if __has_include(<cuda/std/span>)
#include <cuda/std/span>
#endif
#if __has_include(<string_view>)
#include <string_view>
#endif
Expand Down Expand Up @@ -240,6 +243,11 @@ namespace ranges
template<typename T, std::size_t N>
RANGES_INLINE_VAR constexpr bool enable_view<std::span<T, N>> = true;
#endif
#if defined(__cccl_lib_span) && __cccl_lib_span >= 202002L && \
(!defined(__GLIBCXX__) || defined(__cccl_lib_concepts))
template<typename T, std::size_t N>
RANGES_INLINE_VAR constexpr bool enable_view<cuda::std::span<T, N>> = true;
#endif

//
// View concepts below
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2 changes: 1 addition & 1 deletion include/range/v3/utility/semiregular_box.hpp
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Expand Up @@ -260,7 +260,7 @@ namespace ranges
: ranges::reference_wrapper<T &>(arg)
{}
using ranges::reference_wrapper<T &>::get;
using ranges::reference_wrapper<T &>::operator T &;
using ranges::reference_wrapper<T &>::operator std::add_lvalue_reference<T>;
using ranges::reference_wrapper<T &>::operator();

#if defined(_MSC_VER)
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