noexcept test

Author: anonymouspc

libcxx/include/__ranges/chunk_view.h

@@ -194,7 +194,7 @@ class chunk_view<_View>::__inner_iterator {
 
   chunk_view* __parent_;
 
-  _LIBCPP_HIDE_FROM_ABI constexpr explicit __inner_iterator(chunk_view& __parent)
+  _LIBCPP_HIDE_FROM_ABI constexpr explicit __inner_iterator(chunk_view& __parent) noexcept
       : __parent_(std::addressof(__parent)) {}
 
 public:

libcxx/test/std/ranges/range.adaptors/range.chunk/adaptor.pass.cpp

@@ -38,6 +38,7 @@ constexpr bool test() {
 
   // Test `views::chunk(n)(range)`
   {
+    static_assert(noexcept(std::views::chunk(2)));
     auto adaptor = std::views::chunk(3);
     std::same_as<std::ranges::chunk_view<std::ranges::ref_view<std::array<int, 8>>>> decltype(auto) chunked =
         adaptor(view);

libcxx/test/std/ranges/range.adaptors/range.chunk/end.pass.cpp

@@ -35,6 +35,7 @@ constexpr bool test() {
 
   // Test `chunk_view.end()` when V models only input_range
   {
+    static_assert(noexcept(input_chunked.end()));
     [[maybe_unused]] std::same_as<std::default_sentinel_t> auto it = input_chunked.end();
   }