[Bug libstdc++/16251] bogus default constructor for std::basic_iostream

[pinskia at gcc dot gnu dot org]

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
  GCC build triplet|hppa2.0w-hp-hpux11.00       |
   GCC host triplet|hppa2.0w-hp-hpux11.00       |
 GCC target triplet|hppa2.0w-hp-hpux11.00       |
           Keywords|                            |documentation


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16251