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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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8
test/utilities/optional/optional.syn/optional_const_nullopt_t.fail.cpp
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@@ -12,12 +12,16 @@
// A program that necessitates the instantiation of template optional for
// (possibly cv-qualified) null_opt_t is ill-formed.
#include <optional>
#include <experimental/optional>
int main()
{
#if _LIBCPP_STD_VER > 11
std::optional<const std::nullopt_t> opt;
using std::experimental::optional;
using std::experimental::nullopt_t;
using std::experimental::nullopt;
optional<const nullopt_t> opt;
#else
#error
#endif // _LIBCPP_STD_VER > 11