[Bug c++/50491] [C++0x] "unexpected ast of kind using_decl" on call to using'ed grandparent member function

[jyasskin at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50491

--- Comment #1 from Jeffrey Yasskin <jyasskin at gcc dot gnu.org> 2011-09-22 
23:14:35 UTC ---
Both g++ versions also succeed when passed -std=c++98.