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Move <optional> into include/experimental, and into the std::experimental namespace, since it's not part of C++14, but of an upcoming TS

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@194867 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Marshall Clow
2013-11-15 22:42:10 +00:00
parent ec5714f27a
commit 0cdbe60481
59 changed files with 523 additions and 409 deletions
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46
test/utilities/optional/optional.object/optional.object.ctor/in_place_t.pass.cpp
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@@ -12,12 +12,16 @@
// template <class... Args>
// constexpr explicit optional(in_place_t, Args&&... args);
#include <optional>
#include <experimental/optional>
#include <type_traits>
#include <cassert>
#if _LIBCPP_STD_VER > 11
using std::experimental::optional;
using std::experimental::in_place_t;
using std::experimental::in_place;
class X
{
int i_;
@@ -60,76 +64,76 @@ int main()
{
#if _LIBCPP_STD_VER > 11
{
constexpr std::optional<int> opt(std::in_place, 5);
constexpr optional<int> opt(in_place, 5);
static_assert(static_cast<bool>(opt) == true, "");
static_assert(*opt == 5, "");
struct test_constexpr_ctor
: public std::optional<int>
: public optional<int>
{
constexpr test_constexpr_ctor(std::in_place_t, int i)
: std::optional<int>(std::in_place, i) {}
constexpr test_constexpr_ctor(in_place_t, int i)
: optional<int>(in_place, i) {}
};
}
{
const std::optional<X> opt(std::in_place);
const optional<X> opt(in_place);
assert(static_cast<bool>(opt) == true);
assert(*opt == X());
}
{
const std::optional<X> opt(std::in_place, 5);
const optional<X> opt(in_place, 5);
assert(static_cast<bool>(opt) == true);
assert(*opt == X(5));
}
{
const std::optional<X> opt(std::in_place, 5, 4);
const optional<X> opt(in_place, 5, 4);
assert(static_cast<bool>(opt) == true);
assert(*opt == X(5, 4));
}
{
constexpr std::optional<Y> opt(std::in_place);
constexpr optional<Y> opt(in_place);
static_assert(static_cast<bool>(opt) == true, "");
static_assert(*opt == Y(), "");
struct test_constexpr_ctor
: public std::optional<Y>
: public optional<Y>
{
constexpr test_constexpr_ctor(std::in_place_t)
: std::optional<Y>(std::in_place) {}
constexpr test_constexpr_ctor(in_place_t)
: optional<Y>(in_place) {}
};
}
{
constexpr std::optional<Y> opt(std::in_place, 5);
constexpr optional<Y> opt(in_place, 5);
static_assert(static_cast<bool>(opt) == true, "");
static_assert(*opt == Y(5), "");
struct test_constexpr_ctor
: public std::optional<Y>
: public optional<Y>
{
constexpr test_constexpr_ctor(std::in_place_t, int i)
: std::optional<Y>(std::in_place, i) {}
constexpr test_constexpr_ctor(in_place_t, int i)
: optional<Y>(in_place, i) {}
};
}
{
constexpr std::optional<Y> opt(std::in_place, 5, 4);
constexpr optional<Y> opt(in_place, 5, 4);
static_assert(static_cast<bool>(opt) == true, "");
static_assert(*opt == Y(5, 4), "");
struct test_constexpr_ctor
: public std::optional<Y>
: public optional<Y>
{
constexpr test_constexpr_ctor(std::in_place_t, int i, int j)
: std::optional<Y>(std::in_place, i, j) {}
constexpr test_constexpr_ctor(in_place_t, int i, int j)
: optional<Y>(in_place, i, j) {}
};
}
{
try
{
const std::optional<Z> opt(std::in_place, 1);
const optional<Z> opt(in_place, 1);
assert(false);
}
catch (int i)