diff --git a/libstdc++-v3/include/bits/stl_iterator_base_funcs.h b/libstdc++-v3/include/bits/stl_iterator_base_funcs.h index e5afab7f4fd392f187513bd5a346a26f25ac6ae5..fc6e9880de3a207b2125eaa7751862301174c67b 100644 --- a/libstdc++-v3/include/bits/stl_iterator_base_funcs.h +++ b/libstdc++-v3/include/bits/stl_iterator_base_funcs.h @@ -119,6 +119,13 @@ _GLIBCXX_END_NAMESPACE_CONTAINER input_iterator_tag); #endif +#if __cplusplus >= 201103L + // Give better error if std::distance called with a non-Cpp17InputIterator. + template<typename _OutputIterator> + void + __distance(_OutputIterator, _OutputIterator, output_iterator_tag) = delete; +#endif + /** * @brief A generalization of pointer arithmetic. * @param __first An input iterator. @@ -186,6 +193,13 @@ _GLIBCXX_END_NAMESPACE_CONTAINER __i += __n; } +#if __cplusplus >= 201103L + // Give better error if std::advance called with a non-Cpp17InputIterator. + template<typename _OutputIterator, typename _Distance> + void + __advance(_OutputIterator&, _Distance, output_iterator_tag) = delete; +#endif + /** * @brief A generalization of pointer arithmetic. * @param __i An input iterator.