Viewing file:  decomp28.C (1009 B) -rw-r--r--
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// PR c++/80370
// { dg-do compile { target c++14 } }
// { dg-options "" }
namespace std {
template <typename> struct tuple_size;
template <long, typename> struct tuple_element;
template <typename...> struct tuple {};
template <typename... T> struct tuple_size<tuple<T...>> { static constexpr int value = 1; };
template <typename T, typename... U> struct tuple_element<0, tuple<T, U...>> { typedef T type; };
template <int, typename... T> int& get (tuple<T...>);
}
template <int N>
void
foo (std::tuple<int> b)
{
auto [c] = b; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
}
template <typename T>
void
bar (std::tuple<T> b)
{
auto [c] = b; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
}
void
baz (std::tuple<int> b)
{
foo <5> (b);
bar (b);
}
int
main ()
{
[](auto) { [](std::tuple<int> b) { auto[c] = b; }; } (0); // { dg-warning "structured bindings only available with" "" { target c++14_down } }
}
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