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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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15
test/utilities/optional/optional.object/optional.object.observe/value_const.pass.cpp
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@@ -11,12 +11,17 @@
// constexpr const T& optional<T>::value() const;
#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;
using std::experimental::bad_optional_access;
struct X
{
X() = default;
@@ -31,21 +36,21 @@ int main()
{
#if _LIBCPP_STD_VER > 11
{
constexpr std::optional<X> opt(std::in_place);
constexpr optional<X> opt(in_place);
static_assert(opt.value().test() == 3, "");
}
{
const std::optional<X> opt(std::in_place);
const optional<X> opt(in_place);
assert(opt.value().test() == 3);
}
{
const std::optional<X> opt;
const optional<X> opt;
try
{
opt.value();
assert(false);
}
catch (const std::bad_optional_access&)
catch (const bad_optional_access&)
{
}
}