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view gcc/testsuite/g++.dg/cpp1y/pr65202.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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// // PR c++/65202 // { dg-do compile { target c++14 } } // { dg-additional-options "-Wno-return-type" } template <typename T> struct is_move_constructible; template <typename T> struct is_move_assignable; template <int, typename T> using enable_if_t = int; namespace adl { template < typename L, typename R, enable_if_t<is_move_constructible<L>() && is_move_assignable<L>(), int>...> constexpr auto adl_swap(L &l, R &r) -> decltype(swap(l, r)) { return; } template <typename L, typename R> auto swap(L &l, R &r) noexcept(noexcept(adl::adl_swap(l, r))) -> decltype(adl::adl_swap(l, r)); namespace ns { template <typename T> struct foo {}; template <typename T> void swap(foo<T> &, foo<T> &); struct bar; int main() { foo<ns::bar> f; adl::swap(f, f) // { dg-error "expected ';'" } } // { dg-error "expected '.'" "expected end of namespace" }