rsmith added inline comments.
================ Comment at: clang/lib/Sema/SemaDeclCXX.cpp:1118-1130 + // ... and if that finds at least one declaration that is a function + // template whose first template parameter is a non-type parameter ... + LookupResult::Filter Filter = MemberGet.makeFilter(); + while (Filter.hasNext()) { + NamedDecl *ND = Filter.next(); + if (auto *FTD = dyn_cast<FunctionTemplateDecl>(ND)) { + TemplateParameterList *TPL = FTD->getTemplateParameters(); ---------------- This should be done by walking the lookup results, not by filtering them. Testcase: ``` struct A { int get(); }; struct B { template<int> int get(); }; struct C : A, B {}; // plus specializations of tuple_size<C> and tuple_element<N, C> auto [x] = C(); ``` This should be ill-formed due to ambiguity when looking up `C::get`. We should not resolve the ambiguity by selecting `B::get`. Repository: rC Clang https://reviews.llvm.org/D50418 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits