sue rangges for iterator traits

include/boost/multi/array.hpp

@@ -26,6 +26,10 @@
 #  endif
 #endif
 
+#if __has_include(<ranges>)
+# include <ranges>
+#endif
+
 // TODO(correaa) or should be (__CUDA__) or CUDA__ || HIP__
 #if defined(__NVCC__)
 #define BOOST_MULTI_HD __host__ __device__
@@ -252,7 +256,12 @@ struct static_array  // NOLINT(fuchsia-multiple-inheritance) : multiple inherita
 
 	template<
 		class Range, class = std::enable_if_t<!std::is_base_of<static_array, std::decay_t<Range>>{}>,
+		#if defined(__cpp_lib_ranges) && (__cpp_lib_ranges >= 201911L)
+		class = typename std::ranges::iterator_t<Range>,  // this solves a problem in cuda 11.x when element_iterator is made to be pointer-like
+		#else
 		class = typename Range::iterator,  // this solves a problem in cuda 11.x when element_iterator is made to be pointer-like
+		#endif
+		// class = decltype(std::declval<Range const&>().begin(), std::declval<Range const&>().end()),
 		// class = decltype(/*static_array*/ (std::declval<Range const&>().begin() - std::declval<Range const&>().end())),  // instantiation of static_array here gives a compiler error in 11.0, partially defined type?
 		class = std::enable_if_t<! is_subarray<Range const&>::value>  // NOLINT(modernize-use-constraints) TODO(correaa) in C++20
 	>