1 // PR c++/79143
2 // { dg-do compile }
3 // { dg-options "-std=c++17" }
4 
5 struct base {
basebase6   base (int, int) {}
7 };
8 
9 template<class>
10 struct derived : base {
11   using base::base;
12 };
13 
14 template<class>
15 struct derived2 : base {
derived2derived216   derived2 (int x, int y) : base (x, y) {}
17 };
18 
19 int
main()20 main ()
21 {
22   base (13, 42);
23   derived<int> (13, 42);
24   derived2<int> (13, 42);
25   base{13, 42};
26   derived<int>{13, 42}; // { dg-bogus "too many initializers" }
27   derived2<int>{13, 42};
28 }
29