1 // PR c++/91165 2 // { dg-do compile { target c++11 } } 3 // { dg-additional-options -O } 4 bar(T c)5template <typename T> constexpr T bar (T c) { return c; } 6 template <typename T, typename U> struct S { 7 T f; 8 U g; 9 }; 10 template <typename T, typename U> foo(T && c,U h)11constexpr S<T, U> foo (T &&c, U h) { return S<T, U> {c, bar (h)}; } baz(int a)12void baz (int a) { foo (a, ""); } qux()13void qux () { foo (0, ""); } 14