https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87150
--- Comment #21 from Jason Merrill <jason at gcc dot gnu.org> --- (In reply to Jason Merrill from comment #19) > And now P1155/P1825 removes that text, so in C++20 mode the original > testcase needs to call the move constructor again. Actually, it's a DR, so not just C++20 mode.