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-rw-r--r--test/std/experimental/optional/optional.object/optional.object.dtor/dtor.pass.cpp59
1 files changed, 59 insertions, 0 deletions
diff --git a/test/std/experimental/optional/optional.object/optional.object.dtor/dtor.pass.cpp b/test/std/experimental/optional/optional.object/optional.object.dtor/dtor.pass.cpp
new file mode 100644
index 000000000000..2697799f0e5e
--- /dev/null
+++ b/test/std/experimental/optional/optional.object/optional.object.dtor/dtor.pass.cpp
@@ -0,0 +1,59 @@
+//===----------------------------------------------------------------------===//
+//
+// 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>
+
+// ~optional();
+
+#include <experimental/optional>
+#include <type_traits>
+#include <cassert>
+
+#if _LIBCPP_STD_VER > 11
+
+using std::experimental::optional;
+
+class X
+{
+public:
+ static bool dtor_called;
+ X() = default;
+ ~X() {dtor_called = true;}
+};
+
+bool X::dtor_called = false;
+
+#endif // _LIBCPP_STD_VER > 11
+
+int main()
+{
+#if _LIBCPP_STD_VER > 11
+ {
+ typedef int T;
+ static_assert(std::is_trivially_destructible<T>::value, "");
+ static_assert(std::is_trivially_destructible<optional<T>>::value, "");
+ }
+ {
+ typedef double T;
+ static_assert(std::is_trivially_destructible<T>::value, "");
+ static_assert(std::is_trivially_destructible<optional<T>>::value, "");
+ }
+ {
+ typedef X T;
+ static_assert(!std::is_trivially_destructible<T>::value, "");
+ static_assert(!std::is_trivially_destructible<optional<T>>::value, "");
+ {
+ X x;
+ optional<X> opt{x};
+ assert(X::dtor_called == false);
+ }
+ assert(X::dtor_called == true);
+ }
+#endif // _LIBCPP_STD_VER > 11
+}