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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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12
test/utilities/optional/optional.object/optional.object.observe/op_arrow_const.pass.cpp
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@@ -15,12 +15,14 @@
#define _LIBCPP_ASSERT(x, m) ((x) ? (void)0 : std::exit(0))
#endif
#include <optional>
#include <experimental/optional>
#include <type_traits>
#include <cassert>
#if _LIBCPP_STD_VER > 11
using std::experimental::optional;
struct X
{
constexpr int test() const {return 3;}
@@ -43,20 +45,20 @@ int main()
{
#if _LIBCPP_STD_VER > 11
{
constexpr std::optional<X> opt(X{});
constexpr optional<X> opt(X{});
static_assert(opt->test() == 3, "");
}
{
constexpr std::optional<Y> opt(Y{});
constexpr optional<Y> opt(Y{});
assert(opt->test() == 2);
}
{
constexpr std::optional<Z> opt(Z{});
constexpr optional<Z> opt(Z{});
assert(opt->test() == 1);
}
#ifdef _LIBCPP_DEBUG
{
const std::optional<X> opt;
const optional<X> opt;
assert(opt->test() == 3);
assert(false);
}