[Bug c++/56904] rejection of legal code in c++11 mode. (maybe namespace lookup problem)

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56904

--- Comment #3 from Jason Merrill <jason at gcc dot gnu.org> 2013-04-11 02:54:34 UTC ---
See also DR 125:

http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#125