1 files changed, 43 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/21_strings/headers/cwchar/macros.cc b/libstdc++-v3/testsuite/21_strings/headers/cwchar/macros.cc
new file mode 100644
index 000000000..951776007
--- /dev/null
+++ b/libstdc++-v3/testsuite/21_strings/headers/cwchar/macros.cc
@@ -0,0 +1,43 @@
+// { dg-do compile }
+
+// Copyright (C) 2007, 2009 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+#include <cwchar>
+
+#ifdef _GLIBCXX_USE_WCHAR_T
+
+namespace gnu
+{
+#ifndef NULL
+    #error "NULL_must_be_a_macro"
+#endif
+
+#ifndef WCHAR_MAX
+    #error "WCHAR_MAX_must_be_a_macro"
+#endif
+
+#ifndef WCHAR_MIN
+    #error "WCHAR_MIN_must_be_a_macro"
+#endif
+
+#ifndef WEOF
+    #error "WEOF_must_be_a_macro"
+#endif
+}
+
+#endif