Hi, On 23/05/2016 15:32, Jason Merrill wrote: > On 05/22/2016 02:26 PM, Paolo Carlini wrote: >> finally sending a patch for this issue. As noticed by submitter himself, >> it appears to boil down to a rather straightforward case of not >> rejecting unexpanded parameter packs in default arguments. In order to >> handle all the combinations (in/out of class, template >> parameter/function parameter) I added calls of >> check_for_bare_parameter_packs both to cp_parser_default_argument and >> cp_parser_late_parsing_default_args > > Hmm, would it make sense to check in cp_parser_initializer? Oh yes. The below is already past g++.dg/tm... Thanks! Paolo. ////////////////////