http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25466
--- Comment #12 from Paolo Carlini <paolo.carlini at oracle dot com> 2013-03-27 10:13:29 UTC --- I'm having another look to this and apparently clang behaves like GCC. Jason, what do you think? Should we extend somehow build_typeid? I'm not sure. In case it would not be very hard, I think.