https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109663
--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> --- (In reply to Carlos Galvez from comment #2) > I could reduce it to a simpler self-contained example: That example has been rejected since r9-283-gd86d6e27db4520 CWG 2267 - list-initialization of reference temporary * call.c (reference_binding): List-initializing a reference temporary is copy-list-initialization.