summaryrefslogtreecommitdiffstats
path: root/libcxx/test/experimental/optional/optional.object/optional.object.observe/value_const.fail.cpp
diff options
context:
space:
mode:
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.object/optional.object.observe/value_const.fail.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.object/optional.object.observe/value_const.fail.cpp')
-rw-r--r--libcxx/test/experimental/optional/optional.object/optional.object.observe/value_const.fail.cpp40
1 files changed, 40 insertions, 0 deletions
diff --git a/libcxx/test/experimental/optional/optional.object/optional.object.observe/value_const.fail.cpp b/libcxx/test/experimental/optional/optional.object/optional.object.observe/value_const.fail.cpp
new file mode 100644
index 00000000000..f0f8af6da45
--- /dev/null
+++ b/libcxx/test/experimental/optional/optional.object/optional.object.observe/value_const.fail.cpp
@@ -0,0 +1,40 @@
+//===----------------------------------------------------------------------===//
+//
+// 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>
+
+// constexpr const T& optional<T>::value() const;
+
+#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;}
+ int test() {return 4;}
+};
+
+#endif // _LIBCPP_STD_VER > 11
+
+int main()
+{
+#if _LIBCPP_STD_VER > 11
+ {
+ constexpr optional<X> opt;
+ static_assert(opt.value().test() == 3, "");
+ }
+#else
+#error
+#endif // _LIBCPP_STD_VER > 11
+}
OpenPOWER on IntegriCloud