template<typename T> struct foo {}; struct bar: foo<bar>{}; struct index; struct index: foo<index> {};
gets you: ~/ootbc/members/src$ g++ foo.cc foo.cc:4: error: `index' was not declared in this scope foo.cc:4: error: template argument 1 is invalid -- Summary: rejects valid Product: gcc Version: 3.4.0 Status: UNCONFIRMED Severity: normal Priority: P2 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: igodard at pacbell dot net CC: gcc-bugs at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21993