[Bug c++/51813] [4.7 Regression] -fvisibility=hidden causes std::codecvt members to be undefined

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51813

Jason Merrill <jason at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
         AssignedTo|unassigned at gcc dot       |jason at gcc dot gnu.org
                   |gnu.org                     |

--- Comment #2 from Jason Merrill <jason at gcc dot gnu.org> 2012-01-13 15:57:35 UTC ---
The difference is that now for the same input, GCC marks the undefined
use_facet symbol as hidden, while 4.6 doesn't.  I'll take a look.