------- Comment #26 from paolo dot carlini at oracle dot com 2009-12-17 12:11 ------- Yeah, the usual accessibility issue: in Santa Cruz I discussed that briefly with Doug, he pretended to convince people that with extended SFINAE you can implement trivially *any* introspection trait, then somebody (me too) pointed out the accessibility issue and he said "bah, I don't care, accessibility is "broken" n C++ anyway" ;)
-- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40497