Differential D101396 Diff 344185 libcxx/test/std/strings/basic.string/string.iterators/iterator_concept_conformance.compile.pass.cpp

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libcxx/test/std/strings/basic.string/string.iterators/iterator_concept_conformance.compile.pass.cpp

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	#include <iterator>			#include <iterator>

	using iterator = std::string::iterator;			using iterator = std::string::iterator;
	using const_iterator = std::string::const_iterator;			using const_iterator = std::string::const_iterator;
	using reverse_iterator = std::string::reverse_iterator;			using reverse_iterator = std::string::reverse_iterator;
	using const_reverse_iterator = std::string::const_reverse_iterator;			using const_reverse_iterator = std::string::const_reverse_iterator;
	using value_type = char;			using value_type = char;

	static_assert(std::random_access_iterator<iterator>);			static_assert(std::contiguous_iterator<iterator>);
	static_assert(std::indirectly_writable<iterator, value_type>);			static_assert(std::indirectly_writable<iterator, value_type>);
	static_assert(std::sentinel_for<iterator, iterator>);			static_assert(std::sentinel_for<iterator, iterator>);
	static_assert(std::sentinel_for<iterator, const_iterator>);			static_assert(std::sentinel_for<iterator, const_iterator>);
	static_assert(!std::sentinel_for<iterator, reverse_iterator>);			static_assert(!std::sentinel_for<iterator, reverse_iterator>);
	static_assert(!std::sentinel_for<iterator, const_reverse_iterator>);			static_assert(!std::sentinel_for<iterator, const_reverse_iterator>);
	static_assert(std::sized_sentinel_for<iterator, iterator>);			static_assert(std::sized_sentinel_for<iterator, iterator>);
	static_assert(std::sized_sentinel_for<iterator, const_iterator>);			static_assert(std::sized_sentinel_for<iterator, const_iterator>);
	static_assert(!std::sized_sentinel_for<iterator, reverse_iterator>);			static_assert(!std::sized_sentinel_for<iterator, reverse_iterator>);
	static_assert(!std::sized_sentinel_for<iterator, const_reverse_iterator>);			static_assert(!std::sized_sentinel_for<iterator, const_reverse_iterator>);

	static_assert(std::random_access_iterator<const_iterator>);			static_assert(std::contiguous_iterator<const_iterator>);
	static_assert(!std::indirectly_writable<const_iterator, value_type>);			static_assert(!std::indirectly_writable<const_iterator, value_type>);
	static_assert(std::sentinel_for<const_iterator, iterator>);			static_assert(std::sentinel_for<const_iterator, iterator>);
	static_assert(std::sentinel_for<const_iterator, const_iterator>);			static_assert(std::sentinel_for<const_iterator, const_iterator>);
	static_assert(!std::sentinel_for<const_iterator, reverse_iterator>);			static_assert(!std::sentinel_for<const_iterator, reverse_iterator>);
	static_assert(!std::sentinel_for<const_iterator, const_reverse_iterator>);			static_assert(!std::sentinel_for<const_iterator, const_reverse_iterator>);
	static_assert(std::sized_sentinel_for<const_iterator, iterator>);			static_assert(std::sized_sentinel_for<const_iterator, iterator>);
	static_assert(std::sized_sentinel_for<const_iterator, const_iterator>);			static_assert(std::sized_sentinel_for<const_iterator, const_iterator>);
	static_assert(!std::sized_sentinel_for<const_iterator, reverse_iterator>);			static_assert(!std::sized_sentinel_for<const_iterator, reverse_iterator>);
	static_assert(!std::sized_sentinel_for<const_iterator, const_reverse_iterator>);			static_assert(!std::sized_sentinel_for<const_iterator, const_reverse_iterator>);