More fallout from the variadic templates on mainline: =========================================================== template <typename... T> struct A { A(T* p) { (A<T...>*)(p); } };
A<int> a(0); =========================================================== bug.cc:3: error: parameter packs not expanded with `...': bug.cc:3: note: 'T' bug.cc:3: error: parameter packs not expanded with `...': bug.cc:3: note: 'T' bug.cc: In constructor 'A<T>::A(T*) [with T = int]': bug.cc:6: instantiated from here bug.cc:3: internal compiler error: tree check: expected record_type or union_type or qual_union_type, have template_type_parm in lookup_base, at cp/search.c:213 Please submit a full bug report, [etc.] Similar to PR31436 as this is also invalid use of a parameter pack in a function argument and triggers an ICE in a lookup_* function. -- Summary: [4.3 regression] ICE with invalid use of parameter pack in member function arg Product: gcc Version: 4.3.0 Status: UNCONFIRMED Keywords: ice-on-invalid-code, error-recovery, monitored Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: reichelt at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31437