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authorMarshall Clow <mclow.lists@gmail.com>2014-12-09 15:07:42 +0000
committerMarshall Clow <mclow.lists@gmail.com>2014-12-09 15:07:42 +0000
commit8ad78e905f28d72a9122302e381503159a208485 (patch)
tree73198a934efc2869b6d2836d9795cc8f2eb85a67 /libcxx/test/experimental/optional/optional.nullops/not_equal.pass.cpp
parentb0a9b703739aa0e0661fec9181863cd6745b63c9 (diff)
downloadbcm5719-llvm-8ad78e905f28d72a9122302e381503159a208485.tar.gz
bcm5719-llvm-8ad78e905f28d72a9122302e381503159a208485.zip
Move the optional tests into test/experimental. They were put into test/utilities because optional was going to be part of C++14, and then was pulled and put into the Library Fundamentals TS instead. No funcitonality change here; just moving files around.
llvm-svn: 223778
Diffstat (limited to 'libcxx/test/experimental/optional/optional.nullops/not_equal.pass.cpp')
-rw-r--r--libcxx/test/experimental/optional/optional.nullops/not_equal.pass.cpp41
1 files changed, 41 insertions, 0 deletions
diff --git a/libcxx/test/experimental/optional/optional.nullops/not_equal.pass.cpp b/libcxx/test/experimental/optional/optional.nullops/not_equal.pass.cpp
new file mode 100644
index 00000000000..6f28edf6d26
--- /dev/null
+++ b/libcxx/test/experimental/optional/optional.nullops/not_equal.pass.cpp
@@ -0,0 +1,41 @@
+//===----------------------------------------------------------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+
+// <optional>
+
+// template <class T> constexpr bool operator!=(const optional<T>& x, nullopt_t) noexcept;
+// template <class T> constexpr bool operator!=(nullopt_t, const optional<T>& x) noexcept;
+
+#include <experimental/optional>
+
+int main()
+{
+#if _LIBCPP_STD_VER > 11
+ using std::experimental::optional;
+ using std::experimental::nullopt_t;
+ using std::experimental::nullopt;
+
+ {
+ typedef int T;
+ typedef optional<T> O;
+
+ constexpr O o1; // disengaged
+ constexpr O o2{1}; // engaged
+
+ static_assert ( !(nullopt != o1), "" );
+ static_assert ( (nullopt != o2), "" );
+ static_assert ( !(o1 != nullopt), "" );
+ static_assert ( (o2 != nullopt), "" );
+
+ static_assert (noexcept(nullopt != o1), "");
+ static_assert (noexcept(o1 != nullopt), "");
+ }
+#endif
+}
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