caio/clang-p2996
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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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llvm-svn: 194867
This commit is contained in:
Marshall Clow
2013-11-15 22:42:10 +00:00
parent 3f823e3af1
commit dfdac03c8f
59 changed files with 523 additions and 409 deletions
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28
libcxx/test/utilities/optional/optional.object/optional.object.assign/assign_value.pass.cpp
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@@ -11,13 +11,15 @@
// template <class U> optional<T>& operator=(U&& v);
#include <optional>
#include <experimental/optional>
#include <type_traits>
#include <cassert>
#include <memory>
#if _LIBCPP_STD_VER > 11
using std::experimental::optional;
struct X
{
};
@@ -27,41 +29,41 @@ struct X
int main()
{
#if _LIBCPP_STD_VER > 11
static_assert(std::is_assignable<std::optional<int>, int>::value, "");
static_assert(std::is_assignable<std::optional<int>, int&>::value, "");
static_assert(std::is_assignable<std::optional<int>&, int>::value, "");
static_assert(std::is_assignable<std::optional<int>&, int&>::value, "");
static_assert(std::is_assignable<std::optional<int>&, const int&>::value, "");
static_assert(!std::is_assignable<const std::optional<int>&, const int&>::value, "");
static_assert(!std::is_assignable<std::optional<int>, X>::value, "");
static_assert(std::is_assignable<optional<int>, int>::value, "");
static_assert(std::is_assignable<optional<int>, int&>::value, "");
static_assert(std::is_assignable<optional<int>&, int>::value, "");
static_assert(std::is_assignable<optional<int>&, int&>::value, "");
static_assert(std::is_assignable<optional<int>&, const int&>::value, "");
static_assert(!std::is_assignable<const optional<int>&, const int&>::value, "");
static_assert(!std::is_assignable<optional<int>, X>::value, "");
{
std::optional<int> opt;
optional<int> opt;
opt = 1;
assert(static_cast<bool>(opt) == true);
assert(*opt == 1);
}
{
std::optional<int> opt;
optional<int> opt;
const int i = 2;
opt = i;
assert(static_cast<bool>(opt) == true);
assert(*opt == i);
}
{
std::optional<int> opt(3);
optional<int> opt(3);
const int i = 2;
opt = i;
assert(static_cast<bool>(opt) == true);
assert(*opt == i);
}
{
std::optional<std::unique_ptr<int>> opt;
optional<std::unique_ptr<int>> opt;
opt = std::unique_ptr<int>(new int(3));
assert(static_cast<bool>(opt) == true);
assert(**opt == 3);
}
{
std::optional<std::unique_ptr<int>> opt(std::unique_ptr<int>(new int(2)));
optional<std::unique_ptr<int>> opt(std::unique_ptr<int>(new int(2)));
opt = std::unique_ptr<int>(new int(3));
assert(static_cast<bool>(opt) == true);
assert(**opt == 3);