Add test macros header to remove dependance on __config macros.

llvm-svn: 238267

1 files changed, 58 insertions, 0 deletions

diff --git a/libcxx/test/libcxx/selftest/test_macros.pass.cpp b/libcxx/test/libcxx/selftest/test_macros.pass.cpp
new file mode 100644
index 00000000000..2c8ed4f454a
--- /dev/null
+++ b/libcxx/test/libcxx/selftest/test_macros.pass.cpp
@@ -0,0 +1,58 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+//
+// Test the "test_macros.h" header.
+#include "test_macros.h"
+
+#ifndef TEST_STD_VER
+#error TEST_STD_VER must be defined
+#endif
+
+#ifndef TEST_DECLTYPE
+#error TEST_DECLTYPE must be defined
+#endif
+
+#ifndef TEST_NOEXCEPT
+#error TEST_NOEXCEPT must be defined
+#endif
+
+#ifndef TEST_STATIC_ASSERT
+#error TEST_STATIC_ASSERT must be defined
+#endif
+
+template <class T, class U>
+struct is_same { enum { value = 0 }; };
+
+template <class T>
+struct is_same<T, T> { enum { value = 1 }; };
+
+int foo() { return 0; }
+
+void test_noexcept() TEST_NOEXCEPT
+{
+}
+
+void test_decltype()
+{
+  typedef TEST_DECLTYPE(foo()) MyType;
+  TEST_STATIC_ASSERT((is_same<MyType, int>::value), "is same");
+}
+
+void test_static_assert()
+{
+    TEST_STATIC_ASSERT((is_same<int, int>::value), "is same");
+    TEST_STATIC_ASSERT((!is_same<int, long>::value), "not same");
+}
+
+int main()
+{
+    test_noexcept();
+    test_decltype();
+    test_static_assert();
+}