| // PR c++/83817 | |
| // { dg-do compile { target c++14 } } | |
| struct A; | |
| struct B { template <typename> using C = A; }; | |
| struct D : B { struct F { typedef C<char> E; }; }; | |
| struct G { | |
| struct I { I (D, A &); } h; | |
| D::F::E &k (); | |
| D j; | |
| G (G &&) : h (j, k ()) {} | |
| }; | |
| struct N { G l; }; | |
| typedef N (*M)(N &); | |
| struct H { const char *o; M s; }; | |
| N foo (N &); | |
| H r { "", [](auto &x) { return foo (x); }}; |