https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101214
Bug ID: 101214 Summary: ranges::split_view::sentinel lacks default constructor Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: hewillk at gmail dot com Target Milestone: --- #include <ranges> int main() { auto r = std::views::iota(0) | std::views::take(5); decltype(std::views::split(r, 0).end()) e{}; } https://godbolt.org/z/oK9zbE5WG