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diff --git a/gcc/testsuite/objc-obj-c++-shared/next-abi.h b/gcc/testsuite/objc-obj-c++-shared/next-abi.h
new file mode 100644
index 000000000..0ffa0fcba
--- /dev/null
+++ b/gcc/testsuite/objc-obj-c++-shared/next-abi.h
@@ -0,0 +1,64 @@
+/* Check which version of the API and ABI are appropriate for the target.
+   Copyright (C) 2010, 2011 Free Software Foundation, Inc.
+
+   Contributed by Iain Sandoe <iains@gcc.gnu.org>
+
+This file is part of GCC.
+
+GCC 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.
+
+GCC 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 GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#ifndef _OBJC_NEXT_ABI_H_
+#define _OBJC_NEXT_ABI_H_
+/* Produce a define that allows us to figure out what facilities are
+   available for this gcc and OS combination.
+*/
+
+/* By default we do nothing - therefore ifdef NEXT_OBJC_USE_NEW_INTERFACE
+ * is reliable for detecting versions of the target that require either
+ * API=2, or both API & ABI = 2 (m64 code).
+ *
+ * This applies for versions of OSX >= 10.5 (darwin9).
+ *
+ * A compiler capable of producing ObjC V2 ABI should define __OBJC2__
+*/
+
+#undef NEXT_OBJC_ABI_VERSION
+#undef NEXT_OBJC_USE_NEW_INTERFACE
+
+#ifdef __NEXT_RUNTIME__
+#  if (__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1050 || __OBJC2__)
+    /* We have to use an updated interface for 32bit NeXT to avoid
+     * 'deprecated' warnings. 
+     * For 64bit NeXT the ABI is different (and the interfaces 'deprecated'
+     * for 32bit have been removed).
+    */
+#    define NEXT_OBJC_USE_NEW_INTERFACE 1
+#    if __OBJC2__ || __LP64__
+       /* We have OBJC v2 ABI compiler, 
+          (or, at least, the available NeXT runtime requires one) */
+#      define NEXT_OBJC_ABI_VERSION 2
+#    else
+       /* We leave it open to define ABI 1 if and when we implement those 
+        * extensions.
+       */
+#      define NEXT_OBJC_ABI_VERSION 0
+#    endif
+#  else
+      /* Pre-OSX 10.5 all is ABI 0.  */
+#     define NEXT_OBJC_ABI_VERSION 0
+#  endif /* MAC_OS_X_VERSION_MIN_REQUIRED > 10.5 or OBJC2 */
+#endif /* __NEXT_RUNTIME__ */
+
+#endif /* _OBJC_NEXT_ABI_H_ */