Implement P0754R2: The <version> header.

llvm-svn: 329075

2 files changed, 40 insertions, 0 deletions

diff --git a/libcxx/test/libcxx/language.support/support.limits/version.pass.cpp b/libcxx/test/libcxx/language.support/support.limits/version.pass.cpp
new file mode 100644
index 00000000000..2a371881e82
--- /dev/null
+++ b/libcxx/test/libcxx/language.support/support.limits/version.pass.cpp
@@ -0,0 +1,23 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <version>
+// UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
+// UNSUPPORTED: clang-3.3, clang-3.4, clang-3.5, clang-3.6, clang-3.7
+// UNSUPPORTED: clang-3.8, clang-3.9, clang-4.0, clang-5.0, clang-6.0
+
+#include <version>
+
+#if !defined(_LIBCPP_VERSION)
+#error "_LIBCPP_VERSION must be defined after including <version>"
+#endif
+
+int main()
+{
+}
diff --git a/libcxx/test/std/language.support/support.limits/version.pass.cpp b/libcxx/test/std/language.support/support.limits/version.pass.cpp
new file mode 100644
index 00000000000..c41f492bbed
--- /dev/null
+++ b/libcxx/test/std/language.support/support.limits/version.pass.cpp
@@ -0,0 +1,17 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <version>
+// UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
+
+#include <version>
+
+int main()
+{
+}