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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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30
test/utilities/optional/optional.object/optional.object.assign/move.pass.cpp
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@@ -13,12 +13,14 @@
// noexcept(is_nothrow_move_assignable<T>::value &&
// is_nothrow_move_constructible<T>::value);
#include <optional>
#include <experimental/optional>
#include <type_traits>
#include <cassert>
#if _LIBCPP_STD_VER > 11
using std::experimental::optional;
struct X
{
static bool throw_now;
@@ -45,16 +47,16 @@ int main()
{
#if _LIBCPP_STD_VER > 11
{
static_assert(std::is_nothrow_move_assignable<std::optional<int>>::value, "");
std::optional<int> opt;
constexpr std::optional<int> opt2;
static_assert(std::is_nothrow_move_assignable<optional<int>>::value, "");
optional<int> opt;
constexpr optional<int> opt2;
opt = std::move(opt2);
static_assert(static_cast<bool>(opt2) == false, "");
assert(static_cast<bool>(opt) == static_cast<bool>(opt2));
}
{
std::optional<int> opt;
constexpr std::optional<int> opt2(2);
optional<int> opt;
constexpr optional<int> opt2(2);
opt = std::move(opt2);
static_assert(static_cast<bool>(opt2) == true, "");
static_assert(*opt2 == 2, "");
@@ -62,15 +64,15 @@ int main()
assert(*opt == *opt2);
}
{
std::optional<int> opt(3);
constexpr std::optional<int> opt2;
optional<int> opt(3);
constexpr optional<int> opt2;
opt = std::move(opt2);
static_assert(static_cast<bool>(opt2) == false, "");
assert(static_cast<bool>(opt) == static_cast<bool>(opt2));
}
{
std::optional<int> opt(3);
constexpr std::optional<int> opt2(2);
optional<int> opt(3);
constexpr optional<int> opt2(2);
opt = std::move(opt2);
static_assert(static_cast<bool>(opt2) == true, "");
static_assert(*opt2 == 2, "");
@@ -78,9 +80,9 @@ int main()
assert(*opt == *opt2);
}
{
static_assert(!std::is_nothrow_move_assignable<std::optional<X>>::value, "");
std::optional<X> opt;
std::optional<X> opt2(X{});
static_assert(!std::is_nothrow_move_assignable<optional<X>>::value, "");
optional<X> opt;
optional<X> opt2(X{});
assert(static_cast<bool>(opt2) == true);
try
{
@@ -95,7 +97,7 @@ int main()
}
}
{
static_assert(std::is_nothrow_move_assignable<std::optional<Y>>::value, "");
static_assert(std::is_nothrow_move_assignable<optional<Y>>::value, "");
}
#endif // _LIBCPP_STD_VER > 11
}