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* testsuite/19_diagnostics/error_code/is_error_code_v.cc: Fix license text. * testsuite/20_util/any/assign/emplace.cc: Likewise. * testsuite/20_util/any/cons/in_place.cc: Likewise. * testsuite/20_util/any/make_any.cc: Likewise. * testsuite/20_util/any/requirements.cc: Likewise. * testsuite/20_util/any/typedefs.cc: Likewise. * testsuite/20_util/bind/is_placeholder_v.cc: Likewise. * testsuite/20_util/duration/requirements/treat_as_floating_point_v.cc: Likewise. * testsuite/20_util/in_place/requirements.cc: Likewise. * testsuite/20_util/optional/77288.cc: Likewise. * testsuite/20_util/optional/assignment/1.cc: Likewise. * testsuite/20_util/optional/assignment/2.cc: Likewise. * testsuite/20_util/optional/assignment/3.cc: Likewise. * testsuite/20_util/optional/assignment/4.cc: Likewise. * testsuite/20_util/optional/assignment/5.cc: Likewise. * testsuite/20_util/optional/assignment/6.cc: Likewise. * testsuite/20_util/optional/assignment/7.cc: Likewise. * testsuite/20_util/optional/cons/77727.cc: Likewise. * testsuite/20_util/optional/cons/move.cc: Likewise. * testsuite/20_util/optional/cons/value.cc: Likewise. * testsuite/20_util/optional/cons/value_neg.cc: Likewise. * testsuite/20_util/optional/constexpr/cons/value.cc: Likewise. * testsuite/20_util/optional/constexpr/make_optional.cc: Likewise. * testsuite/20_util/optional/constexpr/observers/1.cc: Likewise. * testsuite/20_util/optional/constexpr/observers/2.cc: Likewise. * testsuite/20_util/optional/constexpr/observers/3.cc: Likewise. * testsuite/20_util/optional/constexpr/observers/4.cc: Likewise. * testsuite/20_util/optional/constexpr/observers/5.cc: Likewise. * testsuite/20_util/optional/constexpr/relops/1.cc: Likewise. * testsuite/20_util/optional/constexpr/relops/2.cc: Likewise. * testsuite/20_util/optional/constexpr/relops/3.cc: Likewise. * testsuite/20_util/optional/constexpr/relops/4.cc: Likewise. * testsuite/20_util/optional/constexpr/relops/5.cc: Likewise. * testsuite/20_util/optional/constexpr/relops/6.cc: Likewise. * testsuite/20_util/optional/hash.cc: Likewise. * testsuite/20_util/optional/make_optional.cc: Likewise. * testsuite/20_util/optional/observers/1.cc: Likewise. * testsuite/20_util/optional/observers/2.cc: Likewise. * testsuite/20_util/optional/observers/3.cc: Likewise. * testsuite/20_util/optional/observers/4.cc: Likewise. * testsuite/20_util/optional/observers/5.cc: Likewise. * testsuite/20_util/optional/observers/6.cc: Likewise. * testsuite/20_util/optional/relops/1.cc: Likewise. * testsuite/20_util/optional/relops/2.cc: Likewise. * testsuite/20_util/optional/relops/3.cc: Likewise. * testsuite/20_util/optional/relops/4.cc: Likewise. * testsuite/20_util/optional/relops/5.cc: Likewise. * testsuite/20_util/optional/relops/6.cc: Likewise. * testsuite/20_util/optional/requirements.cc: Likewise. * testsuite/20_util/optional/swap/1.cc: Likewise. * testsuite/20_util/optional/typedefs.cc: Likewise. * testsuite/20_util/ratio/requirements/ratio_equal_v.cc: Likewise. * testsuite/20_util/tuple/tuple_size_v.cc: Likewise. * testsuite/20_util/uses_allocator/requirements/uses_allocator_v.cc: Likewise. * testsuite/20_util/variable_templates_for_traits.cc: Likewise. * testsuite/20_util/variant/hash.cc: Likewise. * testsuite/21_strings/basic_string_view/typedefs.cc: Likewise. * testsuite/experimental/any/typedefs.cc: Likewise. * testsuite/experimental/array/make_array.cc: Likewise. * testsuite/experimental/array/neg.cc: Likewise. * testsuite/experimental/chrono/value.cc: Likewise. * testsuite/experimental/deque/erasure.cc: Likewise. * testsuite/experimental/forward_list/erasure.cc: Likewise. * testsuite/experimental/list/erasure.cc: Likewise. * testsuite/experimental/map/erasure.cc: Likewise. * testsuite/experimental/memory/observer_ptr/assignment/assign.cc: Likewise. * testsuite/experimental/memory/observer_ptr/cons/cons.cc: Likewise. * testsuite/experimental/memory/observer_ptr/hash/hash.cc: Likewise. * testsuite/experimental/memory/observer_ptr/make_observer.cc: Likewise. * testsuite/experimental/memory/observer_ptr/relops/relops.cc: Likewise. * testsuite/experimental/memory/observer_ptr/requirements.cc: Likewise. * testsuite/experimental/memory/observer_ptr/swap/swap.cc: Likewise. * testsuite/experimental/memory/observer_ptr/typedefs.cc: Likewise. * testsuite/experimental/optional/77288.cc: Likewise. * testsuite/experimental/optional/assignment/1.cc: Likewise. * testsuite/experimental/optional/assignment/2.cc: Likewise. * testsuite/experimental/optional/assignment/3.cc: Likewise. * testsuite/experimental/optional/assignment/4.cc: Likewise. * testsuite/experimental/optional/assignment/5.cc: Likewise. * testsuite/experimental/optional/assignment/6.cc: Likewise. * testsuite/experimental/optional/cons/77727.cc: Likewise. * testsuite/experimental/optional/cons/move.cc: Likewise. * testsuite/experimental/optional/cons/value.cc: Likewise. * testsuite/experimental/optional/cons/value_neg.cc: Likewise. * testsuite/experimental/optional/constexpr/cons/value.cc: Likewise. * testsuite/experimental/optional/constexpr/make_optional.cc: Likewise. * testsuite/experimental/optional/constexpr/observers/1.cc: Likewise. * testsuite/experimental/optional/constexpr/observers/2.cc: Likewise. * testsuite/experimental/optional/constexpr/observers/3.cc: Likewise. * testsuite/experimental/optional/constexpr/observers/4.cc: Likewise. * testsuite/experimental/optional/constexpr/observers/5.cc: Likewise. * testsuite/experimental/optional/constexpr/relops/1.cc: Likewise. * testsuite/experimental/optional/constexpr/relops/2.cc: Likewise. * testsuite/experimental/optional/constexpr/relops/3.cc: Likewise. * testsuite/experimental/optional/constexpr/relops/4.cc: Likewise. * testsuite/experimental/optional/constexpr/relops/5.cc: Likewise. * testsuite/experimental/optional/constexpr/relops/6.cc: Likewise. * testsuite/experimental/optional/make_optional.cc: Likewise. * testsuite/experimental/optional/observers/1.cc: Likewise. * testsuite/experimental/optional/observers/2.cc: Likewise. * testsuite/experimental/optional/observers/3.cc: Likewise. * testsuite/experimental/optional/observers/4.cc: Likewise. * testsuite/experimental/optional/observers/5.cc: Likewise. * testsuite/experimental/optional/relops/1.cc: Likewise. * testsuite/experimental/optional/relops/2.cc: Likewise. * testsuite/experimental/optional/relops/3.cc: Likewise. * testsuite/experimental/optional/relops/4.cc: Likewise. * testsuite/experimental/optional/relops/5.cc: Likewise. * testsuite/experimental/optional/relops/6.cc: Likewise. * testsuite/experimental/optional/requirements.cc: Likewise. * testsuite/experimental/optional/swap/1.cc: Likewise. * testsuite/experimental/optional/typedefs.cc: Likewise. * testsuite/experimental/propagate_const/assignment/move.cc: Likewise. * testsuite/experimental/propagate_const/assignment/move_neg.cc: Likewise. * testsuite/experimental/propagate_const/cons/move.cc: Likewise. * testsuite/experimental/propagate_const/cons/move_neg.cc: Likewise. * testsuite/experimental/propagate_const/hash/1.cc: Likewise. * testsuite/experimental/propagate_const/observers/1.cc: Likewise. * testsuite/experimental/propagate_const/relops/1.cc: Likewise. * testsuite/experimental/propagate_const/requirements1.cc: Likewise. * testsuite/experimental/propagate_const/requirements2.cc: Likewise. * testsuite/experimental/propagate_const/requirements3.cc: Likewise. * testsuite/experimental/propagate_const/requirements4.cc: Likewise. * testsuite/experimental/propagate_const/requirements5.cc: Likewise. * testsuite/experimental/propagate_const/swap/1.cc: Likewise. * testsuite/experimental/propagate_const/typedefs.cc: Likewise. * testsuite/experimental/random/randint.cc: Likewise. * testsuite/experimental/ratio/value.cc: Likewise. * testsuite/experimental/set/erasure.cc: Likewise. * testsuite/experimental/string/erasure.cc: Likewise. * testsuite/experimental/string_view/typedefs.cc: Likewise. * testsuite/experimental/system_error/value.cc: Likewise. * testsuite/experimental/tuple/tuple_size.cc: Likewise. * testsuite/experimental/type_traits/value.cc: Likewise. * testsuite/experimental/unordered_map/erasure.cc: Likewise. * testsuite/experimental/unordered_set/erasure.cc: Likewise. * testsuite/experimental/vector/erasure.cc: Likewise. From-SVN: r242417
62 lines
2.2 KiB
C++
62 lines
2.2 KiB
C++
// { dg-options "-std=gnu++17" }
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// { dg-do run }
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// Copyright (C) 2013-2016 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#include <optional>
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#include <testsuite_hooks.h>
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#include <vector>
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#include <tuple>
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struct combined {
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std::vector<int> v;
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std::tuple<int, int> t;
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template<class... Args>
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combined(std::initializer_list<int> il, Args&&... args)
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: v(il), t(std::forward<Args>(args)...)
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{
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}
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};
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int main()
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{
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const int i = 42;
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auto o = std::make_optional(i);
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static_assert( std::is_same<decltype(o), std::optional<int>>(), "" );
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VERIFY( o && *o == 42 );
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VERIFY( &*o != &i );
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auto o2 = std::make_optional<std::tuple<int, int>>(1, 2);
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static_assert( std::is_same<decltype(o2),
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std::optional<std::tuple<int, int>>>(), "" );
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VERIFY( o2 && std::get<0>(*o2) == 1 && std::get<1>(*o2) == 2);
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auto o3 = std::make_optional<std::vector<int>>({42, 666});
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static_assert( std::is_same<decltype(o3),
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std::optional<std::vector<int>>>(), "" );
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VERIFY(o3 && (*o3)[0] == 42 && (*o3)[1] == 666);
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auto o4 = std::make_optional<combined>({42, 666});
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static_assert( std::is_same<decltype(o4),
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std::optional<combined>>(), "" );
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VERIFY(o4 && (o4->v)[0] == 42 && (o4->v)[1] == 666
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&& std::get<0>(o4->t) == 0 && std::get<1>(o4->t) == 0 );
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auto o5 = std::make_optional<combined>({1, 2}, 3, 4);
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static_assert( std::is_same<decltype(o5),
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std::optional<combined>>(), "" );
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VERIFY(o4 && (o5->v)[0] == 1 && (o5->v)[1] == 2
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&& std::get<0>(o5->t) == 3 && std::get<1>(o5->t) == 4 );
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}
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