fix nvrtc and msvc2017 builds

Author: ericniebler

libcudacxx/include/cuda/std/__ranges/concepts.h

@@ -302,7 +302,7 @@ template <class _Range, class _Tp>
 _CCCL_CONCEPT __container_compatible_range = _CCCL_FRAGMENT(__container_compatible_range_, _Range, _Tp);
 #  endif // _CCCL_NO_CONCEPTS
 
-#endif // _CCCL_STD_VER >= 2017 && !_CCCL_COMPILER(MSVC2017)
+#endif // _CCCL_STD_VER >= 2014 && !_CCCL_COMPILER(MSVC2017)
 
 _LIBCUDACXX_END_NAMESPACE_RANGES
 

libcudacxx/include/cuda/std/__ranges/dangling.h

@@ -27,7 +27,7 @@
 
 _LIBCUDACXX_BEGIN_NAMESPACE_RANGES
 
-#if _CCCL_STD_VER >= 2017 && !_CCCL_COMPILER(MSVC2017)
+#if _CCCL_STD_VER >= 2014 && !_CCCL_COMPILER(MSVC2017)
 
 struct dangling
 {
@@ -47,7 +47,7 @@ using borrowed_iterator_t = enable_if_t<range<_Rp>, _If<borrowed_range<_Rp>, ite
 
 // borrowed_subrange_t defined in <__ranges/subrange.h>
 
-#endif // _CCCL_STD_VER >= 2017 && !_CCCL_COMPILER(MSVC2017)
+#endif // _CCCL_STD_VER >= 2014 && !_CCCL_COMPILER(MSVC2017)
 
 _LIBCUDACXX_END_NAMESPACE_RANGES
 

libcudacxx/include/cuda/std/__ranges/size.h

@@ -193,7 +193,7 @@ inline namespace __cpo
 _CCCL_GLOBAL_CONSTANT auto ssize = __ssize::__fn{};
 } // namespace __cpo
 
-#endif // _CCCL_STD_VER >= 2017 && !_CCCL_COMPILER(MSVC2017)
+#endif // _CCCL_STD_VER >= 2014 && !_CCCL_COMPILER(MSVC2017)
 
 _LIBCUDACXX_END_NAMESPACE_RANGES
 

libcudacxx/include/cuda/std/__ranges/views.h

@@ -21,7 +21,7 @@
 #  pragma system_header
 #endif // no system header
 
-#if _CCCL_STD_VER >= 2017 && !_CCCL_COMPILER(MSVC2017)
+#if _CCCL_STD_VER >= 2014 && !_CCCL_COMPILER(MSVC2017)
 
 _LIBCUDACXX_BEGIN_NAMESPACE_VIEWS
 
@@ -33,6 +33,6 @@ namespace views = ranges::views;
 
 _LIBCUDACXX_END_NAMESPACE_STD
 
-#endif // _CCCL_STD_VER >= 2017 && !_CCCL_COMPILER(MSVC2017)
+#endif // _CCCL_STD_VER >= 2014 && !_CCCL_COMPILER(MSVC2017)
 
 #endif // _LIBCUDACXX___RANGES_VIEWS

libcudacxx/include/cuda/std/detail/libcxx/include/span

@@ -203,12 +203,6 @@ _CCCL_INLINE_VAR constexpr bool __is_std_span<span<_Tp, _Extent>> = true;
 template <class _From, class _To>
 _CCCL_CONCEPT __span_array_convertible = _CCCL_TRAIT(is_convertible, _From (*)[], _To (*)[]);
 
-template <class _Tp>
-_CCCL_INLINE_VAR constexpr bool __is_std_initializer_list = false;
-
-template <class _Tp>
-_CCCL_INLINE_VAR constexpr bool __is_std_initializer_list<initializer_list<_Tp>> = true;
-
 #  if !_CCCL_COMPILER(MSVC2017)
 template <class _Range, class _ElementType>
 _CCCL_CONCEPT_FRAGMENT(
@@ -235,22 +229,23 @@ _CCCL_INLINE_VAR constexpr bool __span_compatible_range<
   _Range,
   _ElementType,
   void_t<
-    // is a contiguous range
-    enable_if_t<_CUDA_VRANGES::contiguous_range<_Range>, nullptr_t>,
-    // is a sized range
-    enable_if_t<_CUDA_VRANGES::sized_range<_Range>, nullptr_t>,
-    // is a borrowed range or ElementType is const
-    enable_if_t<(_CUDA_VRANGES::borrowed_range<_Range> || _CCCL_TRAIT(is_const, _ElementType)), nullptr_t>,
+    // // is a contiguous range
+    // enable_if_t<_CUDA_VRANGES::contiguous_range<_Range>, nullptr_t>,
+    // // is a sized range
+    // enable_if_t<_CUDA_VRANGES::sized_range<_Range>, nullptr_t>,
+    // // is a borrowed range or ElementType is const
+    // enable_if_t<(_CUDA_VRANGES::borrowed_range<_Range> || _CCCL_TRAIT(is_const, _ElementType)), nullptr_t>,
     // is not a C-style array
     enable_if_t<!_CCCL_TRAIT(is_array, remove_cvref_t<_Range>), nullptr_t>,
     // is not a specialization of span
     enable_if_t<!__is_std_span<remove_cvref_t<_Range>>, nullptr_t>,
     // is not a specialization of array
     enable_if_t<!__is_std_array<remove_cvref_t<_Range>>, nullptr_t>,
     // remove_pointer_t<decltype(data(cont))>(*)[] is convertible to ElementType(*)[]
-    enable_if_t<
-      _CCCL_TRAIT(is_convertible, remove_reference_t<_CUDA_VRANGES::range_reference_t<_Range>> (*)[], _ElementType (*)[]),
-      nullptr_t>>> = true;
+    enable_if_t<_CCCL_TRAIT(is_convertible,
+                            remove_pointer_t<decltype(_CUDA_VSTD::data(declval<_Container&>()))> (*)[],
+                            _ElementType (*)[]),
+                nullptr_t>>> = true;
 #  endif // _CCCL_COMPILER(MSVC2017)
 
 #  if _CCCL_STD_VER >= 2020

libcudacxx/test/support/test_iterators.h

@@ -1803,16 +1803,16 @@ struct ProxyIteratorBase<
 };
 
 template <class Base>
-auto get_iter_concept_impl(cuda::std::__priority_tag<3>)
+__host__ __device__ auto get_iter_concept_impl(cuda::std::__priority_tag<3>)
   -> cuda::std::enable_if_t<cuda::std::random_access_iterator<Base>, cuda::std::random_access_iterator_tag>;
 template <class Base>
-auto get_iter_concept_impl(cuda::std::__priority_tag<2>)
+__host__ __device__ auto get_iter_concept_impl(cuda::std::__priority_tag<2>)
   -> cuda::std::enable_if_t<cuda::std::bidirectional_iterator<Base>, cuda::std::bidirectional_iterator_tag>;
 template <class Base>
-auto get_iter_concept_impl(cuda::std::__priority_tag<1>)
+__host__ __device__ auto get_iter_concept_impl(cuda::std::__priority_tag<1>)
   -> cuda::std::enable_if_t<cuda::std::forward_iterator<Base>, cuda::std::forward_iterator_tag>;
 template <class Base>
-auto get_iter_concept_impl(cuda::std::__priority_tag<0>) -> cuda::std::input_iterator_tag;
+__host__ __device__ auto get_iter_concept_impl(cuda::std::__priority_tag<0>) -> cuda::std::input_iterator_tag;
 
 template <class Base, cuda::std::enable_if_t<cuda::std::input_iterator<Base>, int> = 0>
 __host__ __device__ constexpr auto get_iterator_concept()