http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49205
Jason Merrill <jason at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution| |FIXED Target Milestone|--- |4.7.0 --- Comment #6 from Jason Merrill <jason at gcc dot gnu.org> 2011-06-20 14:43:23 UTC --- (In reply to comment #1) > While this behavior is erroneous, consensus at clang was that WG21 made an > oversight in allowing this. Template constructors are banned from being copy > or > move constructors, and historically this prohibition was not necessary for > default constructors since there was no special handling of them except when > implicit. I disagree with this. As Johannes points out, it is possible to have a template default constructor in C++03, so changing this would be a significant change. We should just treat the variadic template as a default constructor.