33 files changed, 230 insertions, 115 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 31e590509d5..3fc667b87d7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,24 @@
+2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
+
+	* c-family/c-common.h: Removed the declarations of all the objc_
+	callbacks, and moved them into c-objc.h.  Removed
+	objc_ivar_visibility_kind and moved it into c-objc.h.
+	* c-family/c-objc.h: New file.
+	* c-family/c-common.c: Include c-objc.h.
+	* c-family/c-format.c: Same change.
+	* c-family/stub-objc.c: Same change.
+	* c-decl.c: Include c-family/c-objc.h.
+	* c-parser.c: Same change.	
+	* c-typeck.c: Same change.
+	* c-config-lang.in (gtfiles): Added c-family/c-objc.h.
+	* Makefile.in (c-decl.o): Depend on c-family/c-objc.h.
+	(c-parser.o): same change.
+	(c-typeck.o): Same change.
+	(c-family/c-format.o): Same change.
+	(c-family/stub-objc.o): Same change.
+	(c-family/c-common.o): Same change.
+	(PLUGIN_HEADERS): Added c-family/c-objc.h.
+	
 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 
 	* config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]:  Ignore
diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index 949262b58c3..717326c3d41 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -2026,7 +2026,7 @@ c-decl.o : c-decl.c c-lang.h $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
 	$(HASHTAB_H) $(LIBFUNCS_H) $(EXCEPT_H) $(LANGHOOKS_DEF_H) \
 	$(TREE_DUMP_H) $(C_COMMON_H) $(CPPLIB_H) $(DIAGNOSTIC_CORE_H) \
 	$(INPUT_H) langhooks.h tree-mudflap.h pointer-set.h tree-iterator.h \
-	$(PLUGIN_H) c-family/c-ada-spec.h
+	$(PLUGIN_H) c-family/c-ada-spec.h c-family/c-objc.h
 
 c-errors.o: c-errors.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
 	$(C_TREE_H) $(FLAGS_H) $(DIAGNOSTIC_H) $(TM_P_H)
@@ -2047,11 +2047,13 @@ c-parser.o : c-parser.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
 	$(TM_H) $(TREE_H) $(C_TREE_H) $(C_COMMON_H) $(C_PRAGMA_H) $(CPPLIB_H) \
 	$(GGC_H) $(TIMEVAR_H) $(INPUT_H) $(FLAGS_H) output.h \
 	gt-c-parser.h langhooks.h \
-	$(VEC_H) $(TARGET_H) $(CGRAPH_H) $(PLUGIN_H)
+	$(VEC_H) $(TARGET_H) $(CGRAPH_H) $(PLUGIN_H) \
+	 c-family/c-objc.h
 
 c-typeck.o : c-typeck.c c-lang.h $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
 	$(TREE_H) $(C_TREE_H) $(TARGET_H) $(FLAGS_H) intl.h output.h $(EXPR_H) \
-	langhooks.h tree-iterator.h $(BITMAP_H) $(GIMPLE_H)
+	langhooks.h tree-iterator.h $(BITMAP_H) $(GIMPLE_H) \
+	 c-family/c-objc.h
 
 
 
@@ -2095,7 +2097,7 @@ c-family/c-common.o : c-family/c-common.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
 	$(TM_H) $(TREE_H) \
 	$(OBSTACK_H) $(C_COMMON_H) $(FLAGS_H) toplev.h output.h $(C_PRAGMA_H) \
 	$(GGC_H) builtin-types.def builtin-attrs.def \
-	$(DIAGNOSTIC_H) langhooks.h \
+	$(DIAGNOSTIC_H) langhooks.h c-family/c-objc.h \
 	$(TARGET_H) tree-iterator.h langhooks.h tree-mudflap.h \
 	intl.h $(OPTS_H) $(CPPLIB_H) $(TREE_INLINE_H) $(HASHTAB_H) \
 	$(BUILTINS_DEF) $(CGRAPH_H) $(BASIC_BLOCK_H) $(TARGET_DEF_H) \
@@ -2115,7 +2117,7 @@ c-family/c-dump.o : c-family/c-dump.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
 c-family/c-format.o : c-family/c-format.c c-family/c-format.h \
 	$(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) langhooks.h \
 	$(C_COMMON_H) $(FLAGS_H) intl.h \
-	$(DIAGNOSTIC_CORE_H) alloc-pool.h
+	$(DIAGNOSTIC_CORE_H) alloc-pool.h c-family/c-objc.h
 
 c-family/c-gimplify.o : c-family/c-gimplify.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) \
 	$(C_COMMON_H) $(DIAGNOSTIC_CORE_H) $(GIMPLE_H) \
@@ -2170,7 +2172,7 @@ c-family/c-ada-spec.o : c-family/c-ada-spec.c c-family/c-ada-spec.h \
 	coretypes.h tree-iterator.h tree-pass.h output.h
 
 c-family/stub-objc.o : c-family/stub-objc.c $(CONFIG_H) $(SYSTEM_H) \
-	coretypes.h $(TREE_H) $(C_COMMON_H)
+	coretypes.h $(TREE_H) $(C_COMMON_H) c-family/c-objc.h
 
 
 # Files used by all variants of C and some other languages.
@@ -4563,7 +4565,8 @@ PLUGIN_HEADERS = $(TREE_H) $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
   $(GGC_H) $(TREE_DUMP_H) $(PRETTY_PRINT_H) $(OPTS_H) $(PARAMS_H) plugin.def \
   $(tm_file_list) $(tm_include_list) $(tm_p_file_list) $(tm_p_include_list) \
   $(host_xm_file_list) $(host_xm_include_list) $(xm_include_list) \
-  intl.h $(PLUGIN_VERSION_H) $(DIAGNOSTIC_H) $(C_COMMON_H) $(C_PRETTY_PRINT_H) \
+  intl.h $(PLUGIN_VERSION_H) $(DIAGNOSTIC_H) \
+  $(C_COMMON_H) c-family/c-objc.h $(C_PRETTY_PRINT_H) \
   tree-iterator.h $(PLUGIN_H) $(TREE_FLOW_H) langhooks.h incpath.h debug.h \
   $(EXCEPT_H) tree-ssa-sccvn.h real.h output.h $(IPA_UTILS_H) \
   $(C_PRAGMA_H)  $(CPPLIB_H)  $(FUNCTION_H) \
diff --git a/gcc/c-config-lang.in b/gcc/c-config-lang.in
index d9138031190..a502b96e354 100644
--- a/gcc/c-config-lang.in
+++ b/gcc/c-config-lang.in
@@ -22,4 +22,4 @@
 # files used by C that have garbage collection GTY macros in them
 # which therefore need to be scanned by gengtype.c.
 
-gtfiles="\$(srcdir)/c-lang.c \$(srcdir)/c-tree.h \$(srcdir)/c-decl.c \$(srcdir)/c-family/c-common.c \$(srcdir)/c-family/c-common.h \$(srcdir)/c-family/c-cppbuiltin.c \$(srcdir)/c-family/c-pragma.h \$(srcdir)/c-family/c-pragma.c \$(srcdir)/c-objc-common.c \$(srcdir)/c-parser.c \$(srcdir)/c-lang.h"
+gtfiles="\$(srcdir)/c-lang.c \$(srcdir)/c-tree.h \$(srcdir)/c-decl.c \$(srcdir)/c-family/c-common.c \$(srcdir)/c-family/c-common.h \$(srcdir)/c-family/c-objc.h \$(srcdir)/c-family/c-cppbuiltin.c \$(srcdir)/c-family/c-pragma.h \$(srcdir)/c-family/c-pragma.c \$(srcdir)/c-objc-common.c \$(srcdir)/c-parser.c \$(srcdir)/c-lang.h"
diff --git a/gcc/c-decl.c b/gcc/c-decl.c
index ac8f020750e..06e01ad1947 100644
--- a/gcc/c-decl.c
+++ b/gcc/c-decl.c
@@ -46,6 +46,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "opts.h"
 #include "timevar.h"
 #include "c-family/c-common.h"
+#include "c-family/c-objc.h"
 #include "c-family/c-pragma.h"
 #include "c-lang.h"
 #include "langhooks.h"
diff --git a/gcc/c-family/c-common.c b/gcc/c-family/c-common.c
index 21a6ad43664..7a57838a857 100644
--- a/gcc/c-family/c-common.c
+++ b/gcc/c-family/c-common.c
@@ -30,6 +30,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "c-pragma.h"
 #include "ggc.h"
 #include "c-common.h"
+#include "c-objc.h"
 #include "tm_p.h"
 #include "obstack.h"
 #include "cpplib.h"
diff --git a/gcc/c-family/c-common.h b/gcc/c-family/c-common.h
index 7e261e88df3..928e5021d23 100644
--- a/gcc/c-family/c-common.h
+++ b/gcc/c-family/c-common.h
@@ -434,14 +434,6 @@ extern c_language_kind c_language;
 #define c_dialect_cxx()		((c_language & clk_cxx) != 0)
 #define c_dialect_objc()	((c_language & clk_objc) != 0)
 
-/* ObjC ivar visibility types.  */
-typedef enum objc_ivar_visibility_kind {
-  OBJC_IVAR_VIS_PROTECTED = 0,
-  OBJC_IVAR_VIS_PUBLIC    = 1,
-  OBJC_IVAR_VIS_PRIVATE   = 2,
-  OBJC_IVAR_VIS_PACKAGE   = 3
-} objc_ivar_visibility_kind;
-
 /* The various name of operator that appears in error messages. */
 typedef enum ref_operator {
   /* NULL */
@@ -988,88 +980,6 @@ extern void c_stddef_cpp_builtins (void);
 extern void fe_file_change (const struct line_map *);
 extern void c_parse_error (const char *, enum cpp_ttype, tree, unsigned char);
 
-/* Objective-C / Objective-C++ entry points.  */
-
-/* The following ObjC/ObjC++ functions are called by the C and/or C++
-   front-ends; they all must have corresponding stubs in stub-objc.c.  */
-extern void objc_write_global_declarations (void);
-extern tree objc_is_class_name (tree);
-extern tree objc_is_object_ptr (tree);
-extern void objc_check_decl (tree);
-extern void objc_check_global_decl (tree);
-extern tree objc_common_type (tree, tree);
-extern bool objc_compare_types (tree, tree, int, tree);
-extern bool objc_have_common_type (tree, tree, int, tree);
-extern bool objc_diagnose_private_ivar (tree);
-extern void objc_volatilize_decl (tree);
-extern tree objc_rewrite_function_call (tree, tree);
-extern tree objc_message_selector (void);
-extern tree objc_lookup_ivar (tree, tree);
-extern void objc_clear_super_receiver (void);
-extern int objc_is_public (tree, tree);
-extern tree objc_is_id (tree);
-extern void objc_declare_alias (tree, tree);
-extern void objc_declare_class (tree);
-extern void objc_declare_protocols (tree, tree);
-extern tree objc_build_message_expr (tree);
-extern tree objc_finish_message_expr (tree, tree, tree);
-extern tree objc_build_selector_expr (location_t, tree);
-extern tree objc_build_protocol_expr (tree);
-extern tree objc_build_encode_expr (tree);
-extern tree objc_build_string_object (tree);
-extern tree objc_get_protocol_qualified_type (tree, tree);
-extern tree objc_get_class_reference (tree);
-extern tree objc_get_class_ivars (tree);
-extern tree objc_get_interface_ivars (tree);
-extern void objc_start_class_interface (tree, tree, tree, tree);
-extern void objc_start_category_interface (tree, tree, tree, tree);
-extern void objc_start_protocol (tree, tree, tree);
-extern void objc_continue_interface (void);
-extern void objc_finish_interface (void);
-extern void objc_start_class_implementation (tree, tree);
-extern void objc_start_category_implementation (tree, tree);
-extern void objc_continue_implementation (void);
-extern void objc_finish_implementation (void);
-extern void objc_set_visibility (objc_ivar_visibility_kind);
-extern tree objc_build_method_signature (bool, tree, tree, tree, bool);
-extern void objc_add_method_declaration (bool, tree, tree);
-extern bool objc_start_method_definition (bool, tree, tree);
-extern void objc_finish_method_definition (tree);
-extern void objc_add_instance_variable (tree);
-extern tree objc_build_keyword_decl (tree, tree, tree, tree);
-extern tree objc_build_throw_stmt (location_t, tree);
-extern void objc_begin_try_stmt (location_t, tree);
-extern tree objc_finish_try_stmt (void);
-extern void objc_begin_catch_clause (tree);
-extern void objc_finish_catch_clause (void);
-extern void objc_build_finally_clause (location_t, tree);
-extern tree objc_build_synchronized (location_t, tree, tree);
-extern int objc_static_init_needed_p (void);
-extern tree objc_generate_static_init_call (tree);
-extern tree objc_generate_write_barrier (tree, enum tree_code, tree);
-extern void objc_set_method_opt (bool);
-extern void objc_finish_foreach_loop (location_t, tree, tree, tree, tree, tree);
-extern bool  objc_method_decl (enum tree_code);
-extern void objc_add_property_declaration (location_t, tree, bool, bool, bool, 
-					   bool, bool, bool, tree, tree);
-extern tree objc_maybe_build_component_ref (tree, tree);
-extern tree objc_build_class_component_ref (tree, tree);
-extern tree objc_maybe_build_modify_expr (tree, tree);
-extern tree objc_build_incr_expr_for_property_ref (location_t, enum tree_code, 
-						   tree, tree);
-extern void objc_add_synthesize_declaration (location_t, tree);
-extern void objc_add_dynamic_declaration (location_t, tree);
-extern const char * objc_maybe_printable_name (tree, int);
-extern bool objc_is_property_ref (tree);
-extern bool objc_string_ref_type_p (tree);
-extern void objc_check_format_arg (tree, tree);
-extern void objc_finish_function (void);
-
-/* The following are provided by the C and C++ front-ends, and called by
-   ObjC/ObjC++.  */
-extern void *objc_get_current_scope (void);
-extern void objc_mark_locals_volatile (void *);
-
 /* In c-ppoutput.c  */
 extern void init_pp_output (FILE *);
 extern void preprocess_file (cpp_reader *);
diff --git a/gcc/c-family/c-format.c b/gcc/c-family/c-format.c
index f5fc9d7ddb1..85831eb568e 100644
--- a/gcc/c-family/c-format.c
+++ b/gcc/c-family/c-format.c
@@ -26,6 +26,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "flags.h"
 #include "c-common.h"
+#include "c-objc.h"
 #include "intl.h"
 #include "diagnostic-core.h"
 #include "langhooks.h"
diff --git a/gcc/c-family/c-objc.h b/gcc/c-family/c-objc.h
new file mode 100644
index 00000000000..4089293eee3
--- /dev/null
+++ b/gcc/c-family/c-objc.h
@@ -0,0 +1,115 @@
+/* Definitions of Objective-C front-end entry points used for C and C++.
+   Copyright (C) 1987, 1993, 1994, 1995, 1997, 1998,
+   1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010
+   Free Software Foundation, Inc.
+
+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 GCC_C_COMMON_OBJC_H
+#define GCC_C_COMMON_OBJC_H
+
+/* ObjC ivar visibility types.  */
+typedef enum objc_ivar_visibility_kind {
+  OBJC_IVAR_VIS_PROTECTED = 0,
+  OBJC_IVAR_VIS_PUBLIC    = 1,
+  OBJC_IVAR_VIS_PRIVATE   = 2,
+  OBJC_IVAR_VIS_PACKAGE   = 3
+} objc_ivar_visibility_kind;
+
+/* Objective-C / Objective-C++ entry points.  */
+
+/* The following ObjC/ObjC++ functions are called by the C and/or C++
+   front-ends; they all must have corresponding stubs in stub-objc.c.  */
+extern void objc_write_global_declarations (void);
+extern tree objc_is_class_name (tree);
+extern tree objc_is_object_ptr (tree);
+extern void objc_check_decl (tree);
+extern void objc_check_global_decl (tree);
+extern tree objc_common_type (tree, tree);
+extern bool objc_compare_types (tree, tree, int, tree);
+extern bool objc_have_common_type (tree, tree, int, tree);
+extern bool objc_diagnose_private_ivar (tree);
+extern void objc_volatilize_decl (tree);
+extern tree objc_rewrite_function_call (tree, tree);
+extern tree objc_message_selector (void);
+extern tree objc_lookup_ivar (tree, tree);
+extern void objc_clear_super_receiver (void);
+extern int objc_is_public (tree, tree);
+extern tree objc_is_id (tree);
+extern void objc_declare_alias (tree, tree);
+extern void objc_declare_class (tree);
+extern void objc_declare_protocols (tree, tree);
+extern tree objc_build_message_expr (tree);
+extern tree objc_finish_message_expr (tree, tree, tree);
+extern tree objc_build_selector_expr (location_t, tree);
+extern tree objc_build_protocol_expr (tree);
+extern tree objc_build_encode_expr (tree);
+extern tree objc_build_string_object (tree);
+extern tree objc_get_protocol_qualified_type (tree, tree);
+extern tree objc_get_class_reference (tree);
+extern tree objc_get_class_ivars (tree);
+extern tree objc_get_interface_ivars (tree);
+extern void objc_start_class_interface (tree, tree, tree, tree);
+extern void objc_start_category_interface (tree, tree, tree, tree);
+extern void objc_start_protocol (tree, tree, tree);
+extern void objc_continue_interface (void);
+extern void objc_finish_interface (void);
+extern void objc_start_class_implementation (tree, tree);
+extern void objc_start_category_implementation (tree, tree);
+extern void objc_continue_implementation (void);
+extern void objc_finish_implementation (void);
+extern void objc_set_visibility (objc_ivar_visibility_kind);
+extern tree objc_build_method_signature (bool, tree, tree, tree, bool);
+extern void objc_add_method_declaration (bool, tree, tree);
+extern bool objc_start_method_definition (bool, tree, tree);
+extern void objc_finish_method_definition (tree);
+extern void objc_add_instance_variable (tree);
+extern tree objc_build_keyword_decl (tree, tree, tree, tree);
+extern tree objc_build_throw_stmt (location_t, tree);
+extern void objc_begin_try_stmt (location_t, tree);
+extern tree objc_finish_try_stmt (void);
+extern void objc_begin_catch_clause (tree);
+extern void objc_finish_catch_clause (void);
+extern void objc_build_finally_clause (location_t, tree);
+extern tree objc_build_synchronized (location_t, tree, tree);
+extern int objc_static_init_needed_p (void);
+extern tree objc_generate_static_init_call (tree);
+extern tree objc_generate_write_barrier (tree, enum tree_code, tree);
+extern void objc_set_method_opt (bool);
+extern void objc_finish_foreach_loop (location_t, tree, tree, tree, tree, tree);
+extern bool  objc_method_decl (enum tree_code);
+extern void objc_add_property_declaration (location_t, tree, bool, bool, bool, 
+					   bool, bool, bool, tree, tree);
+extern tree objc_maybe_build_component_ref (tree, tree);
+extern tree objc_build_class_component_ref (tree, tree);
+extern tree objc_maybe_build_modify_expr (tree, tree);
+extern tree objc_build_incr_expr_for_property_ref (location_t, enum tree_code, 
+						   tree, tree);
+extern void objc_add_synthesize_declaration (location_t, tree);
+extern void objc_add_dynamic_declaration (location_t, tree);
+extern const char * objc_maybe_printable_name (tree, int);
+extern bool objc_is_property_ref (tree);
+extern bool objc_string_ref_type_p (tree);
+extern void objc_check_format_arg (tree, tree);
+extern void objc_finish_function (void);
+
+/* The following are provided by the C and C++ front-ends, and called by
+   ObjC/ObjC++.  */
+extern void *objc_get_current_scope (void);
+extern void objc_mark_locals_volatile (void *);
+
+#endif /* ! GCC_C_COMMON_OBJC_H */
diff --git a/gcc/c-family/stub-objc.c b/gcc/c-family/stub-objc.c
index fbf7ece1e97..0600c2fb7dd 100644
--- a/gcc/c-family/stub-objc.c
+++ b/gcc/c-family/stub-objc.c
@@ -25,6 +25,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "coretypes.h"
 #include "tree.h"
 #include "c-common.h"
+#include "c-objc.h"
 
 tree
 objc_is_class_name (tree ARG_UNUSED (arg))
diff --git a/gcc/c-parser.c b/gcc/c-parser.c
index d12d90e6b3b..f2d5e5b0af8 100644
--- a/gcc/c-parser.c
+++ b/gcc/c-parser.c
@@ -52,6 +52,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "output.h"
 #include "ggc.h"
 #include "c-family/c-common.h"
+#include "c-family/c-objc.h"
 #include "vec.h"
 #include "target.h"
 #include "cgraph.h"
diff --git a/gcc/c-typeck.c b/gcc/c-typeck.c
index 77a38642b6e..7bba44ed3ef 100644
--- a/gcc/c-typeck.c
+++ b/gcc/c-typeck.c
@@ -40,6 +40,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree-iterator.h"
 #include "bitmap.h"
 #include "gimple.h"
+#include "c-family/c-objc.h"
 
 /* Possible cases of implicit bad conversions.  Used to select
    diagnostic messages in convert_for_assignment.  */
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index c3ed2909324..ef506d13da2 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,25 @@
+2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
+
+	* call.c: Include c-family/c-objc.h.
+	* decl.c: Same change.
+	* decl2.c: Same change.
+	* error.c: Same change.
+	* lex.c: Same change.
+	* parser.c: Same change.
+	* pt.c: Same change.
+	* semantics.c: Same change.
+	* typeck.c: Same change.
+	* Make-lang.in (cp/decl.o): Depend on c-family/c-objc.h.
+	(cp/decl2.o): Same change.
+	(cp/call.o): Same change.
+	(cp/error.o): Same change.
+	(cp/lex.o): Same change.
+	(cp/parser.o): Same change.
+	(cp/pt.o): Same change.
+	(cp/semantics.o): Same change.
+	(cp/typeck.o): Same change.
+	* config-lang.in (gtfiles): Added c-family/c-objc.h.
+	
 2010-12-03  Jason Merrill  <jason@redhat.com>
 
 	PR c++/46645
diff --git a/gcc/cp/Make-lang.in b/gcc/cp/Make-lang.in
index afbf0da8d47..373471448a4 100644
--- a/gcc/cp/Make-lang.in
+++ b/gcc/cp/Make-lang.in
@@ -247,7 +247,8 @@ CXX_TREE_H = $(TREE_H) cp/name-lookup.h cp/cp-tree.h $(C_COMMON_H) \
 CXX_PRETTY_PRINT_H = cp/cxx-pretty-print.h $(C_PRETTY_PRINT_H)
 
 cp/lex.o: cp/lex.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) \
-  $(C_PRAGMA_H) output.h input.h cp/operators.def $(TM_P_H)
+  $(C_PRAGMA_H) output.h input.h cp/operators.def $(TM_P_H) \
+  c-family/c-objc.h
 cp/cp-lang.o: cp/cp-lang.c $(CXX_TREE_H) $(TM_H) debug.h langhooks.h \
   $(LANGHOOKS_DEF_H) $(C_COMMON_H) gtype-cp.h gt-cp-cp-lang.h \
   cp/cp-objcp-common.h $(EXPR_H) $(TARGET_H)
@@ -255,11 +256,13 @@ cp/decl.o: cp/decl.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) cp/decl.h \
   output.h toplev.h $(HASHTAB_H) $(RTL_H) \
   cp/operators.def $(TM_P_H) $(TREE_INLINE_H) $(DIAGNOSTIC_H) $(C_PRAGMA_H) \
   debug.h gt-cp-decl.h $(TIMEVAR_H) $(TARGET_H) $(PLUGIN_H) \
-  intl.h tree-iterator.h $(SPLAY_TREE_H)
+  intl.h tree-iterator.h $(SPLAY_TREE_H) \
+  c-family/c-objc.h
 cp/decl2.o: cp/decl2.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) cp/decl.h \
   output.h toplev.h $(C_COMMON_H) gt-cp-decl2.h $(CGRAPH_H) \
   $(C_PRAGMA_H) $(TREE_DUMP_H) intl.h $(TARGET_H) $(GIMPLE_H) $(POINTER_SET_H) \
-  $(SPLAY_TREE_H) c-family/c-ada-spec.h
+  $(SPLAY_TREE_H) c-family/c-ada-spec.h \
+  c-family/c-objc.h
 cp/cp-objcp-common.o : cp/cp-objcp-common.c $(CONFIG_H) $(SYSTEM_H) \
   coretypes.h $(TM_H) $(TREE_H) $(CXX_TREE_H) $(C_COMMON_H) \
   langhooks.h $(LANGHOOKS_DEF_H) $(DIAGNOSTIC_H) debug.h \
@@ -268,12 +271,13 @@ cp/typeck2.o: cp/typeck2.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) output.h \
   $(TM_P_H) $(DIAGNOSTIC_CORE_H) gt-cp-typeck2.h $(REAL_H) intl.h
 cp/typeck.o: cp/typeck.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) \
   toplev.h $(DIAGNOSTIC_H) convert.h $(C_COMMON_H) $(TARGET_H) \
-  output.h
+  output.h c-family/c-objc.h
 cp/class.o: cp/class.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) toplev.h \
   $(TARGET_H) convert.h $(CGRAPH_H) $(TREE_DUMP_H) gt-cp-class.h \
   $(SPLAY_TREE_H)
 cp/call.o: cp/call.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) toplev.h \
-  $(DIAGNOSTIC_CORE_H) intl.h gt-cp-call.h convert.h $(TARGET_H) langhooks.h
+  $(DIAGNOSTIC_CORE_H) intl.h gt-cp-call.h convert.h $(TARGET_H) langhooks.h \
+  c-family/c-objc.h
 cp/friend.o: cp/friend.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H)
 cp/init.o: cp/init.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) \
   $(EXCEPT_H) $(TARGET_H)
@@ -293,16 +297,17 @@ cp/except.o: cp/except.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) \
   cp/cfns.h $(TREE_INLINE_H) $(TARGET_H)
 cp/expr.o: cp/expr.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) $(TM_P_H)
 cp/pt.o: cp/pt.c $(CXX_TREE_H) $(TM_H) cp/decl.h cp/cp-objcp-common.h \
-  toplev.h $(TREE_INLINE_H) pointer-set.h gt-cp-pt.h vecprim.h intl.h
+  toplev.h $(TREE_INLINE_H) pointer-set.h gt-cp-pt.h vecprim.h intl.h \
+  c-family/c-objc.h
 cp/error.o: cp/error.c $(CXX_TREE_H) $(TM_H) $(DIAGNOSTIC_H) \
   $(FLAGS_H) $(REAL_H) $(LANGHOOKS_DEF_H) $(CXX_PRETTY_PRINT_H) \
-  tree-diagnostic.h tree-pretty-print.h
+  tree-diagnostic.h tree-pretty-print.h c-family/c-objc.h
 cp/repo.o: cp/repo.c $(CXX_TREE_H) $(TM_H) toplev.h $(DIAGNOSTIC_CORE_H) \
   gt-cp-repo.h
 cp/semantics.o: cp/semantics.c $(CXX_TREE_H) $(TM_H) toplev.h \
   $(FLAGS_H) output.h $(RTL_H) $(TIMEVAR_H) \
   $(TREE_INLINE_H) $(CGRAPH_H) $(TARGET_H) $(C_COMMON_H) $(GIMPLE_H) \
-  bitmap.h gt-cp-semantics.h
+  bitmap.h gt-cp-semantics.h c-family/c-objc.h
 cp/dump.o: cp/dump.c $(CXX_TREE_H) $(TM_H) $(TREE_DUMP_H)
 cp/optimize.o: cp/optimize.c $(CXX_TREE_H) $(TM_H) \
   input.h $(PARAMS_H) debug.h $(TREE_INLINE_H) $(GIMPLE_H) \
@@ -310,7 +315,8 @@ cp/optimize.o: cp/optimize.c $(CXX_TREE_H) $(TM_H) \
 cp/mangle.o: cp/mangle.c $(CXX_TREE_H) $(TM_H) $(REAL_H) \
   gt-cp-mangle.h $(TARGET_H) $(TM_P_H) $(CGRAPH_H)
 cp/parser.o: cp/parser.c $(CXX_TREE_H) $(TM_H) $(DIAGNOSTIC_CORE_H) \
-  gt-cp-parser.h output.h $(TARGET_H) $(PLUGIN_H) intl.h
+  gt-cp-parser.h output.h $(TARGET_H) $(PLUGIN_H) intl.h \
+  c-family/c-objc.h
 cp/cp-gimplify.o: cp/cp-gimplify.c $(CXX_TREE_H) $(C_COMMON_H) \
 	$(TM_H) coretypes.h pointer-set.h tree-iterator.h
 
diff --git a/gcc/cp/call.c b/gcc/cp/call.c
index 6a11217ed9b..d538cf2efc3 100644
--- a/gcc/cp/call.c
+++ b/gcc/cp/call.c
@@ -38,6 +38,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "target.h"
 #include "convert.h"
 #include "langhooks.h"
+#include "c-family/c-objc.h"
 
 /* The various kinds of conversion.  */
 
diff --git a/gcc/cp/config-lang.in b/gcc/cp/config-lang.in
index a15c7e24705..a921e93aab2 100644
--- a/gcc/cp/config-lang.in
+++ b/gcc/cp/config-lang.in
@@ -30,4 +30,4 @@ compilers="cc1plus\$(exeext)"
 
 target_libs="target-libstdc++-v3"
 
-gtfiles="\$(srcdir)/cp/rtti.c \$(srcdir)/cp/mangle.c \$(srcdir)/cp/name-lookup.h \$(srcdir)/cp/name-lookup.c \$(srcdir)/cp/cp-tree.h \$(srcdir)/cp/decl.h \$(srcdir)/cp/call.c \$(srcdir)/cp/decl.c \$(srcdir)/cp/decl2.c \$(srcdir)/cp/pt.c \$(srcdir)/cp/repo.c \$(srcdir)/cp/semantics.c \$(srcdir)/cp/tree.c \$(srcdir)/cp/parser.c \$(srcdir)/cp/method.c \$(srcdir)/cp/typeck2.c \$(srcdir)/c-family/c-common.c \$(srcdir)/c-family/c-common.h \$(srcdir)/c-family/c-lex.c \$(srcdir)/c-family/c-pragma.h \$(srcdir)/c-family/c-pragma.c \$(srcdir)/cp/class.c \$(srcdir)/cp/cp-objcp-common.c \$(srcdir)/cp/cp-lang.c"
+gtfiles="\$(srcdir)/cp/rtti.c \$(srcdir)/cp/mangle.c \$(srcdir)/cp/name-lookup.h \$(srcdir)/cp/name-lookup.c \$(srcdir)/cp/cp-tree.h \$(srcdir)/cp/decl.h \$(srcdir)/cp/call.c \$(srcdir)/cp/decl.c \$(srcdir)/cp/decl2.c \$(srcdir)/cp/pt.c \$(srcdir)/cp/repo.c \$(srcdir)/cp/semantics.c \$(srcdir)/cp/tree.c \$(srcdir)/cp/parser.c \$(srcdir)/cp/method.c \$(srcdir)/cp/typeck2.c \$(srcdir)/c-family/c-common.c \$(srcdir)/c-family/c-common.h \$(srcdir)/c-family/c-objc.h \$(srcdir)/c-family/c-lex.c \$(srcdir)/c-family/c-pragma.h \$(srcdir)/c-family/c-pragma.c \$(srcdir)/cp/class.c \$(srcdir)/cp/cp-objcp-common.c \$(srcdir)/cp/cp-lang.c"
diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c
index f772d605b82..5b4dfb7b00a 100644
--- a/gcc/cp/decl.c
+++ b/gcc/cp/decl.c
@@ -45,6 +45,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tm_p.h"
 #include "target.h"
 #include "c-family/c-common.h"
+#include "c-family/c-objc.h"
 #include "c-family/c-pragma.h"
 #include "diagnostic.h"
 #include "intl.h"
diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c
index dfb7e45b1cc..468c904710c 100644
--- a/gcc/cp/decl2.c
+++ b/gcc/cp/decl2.c
@@ -42,6 +42,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "cpplib.h"
 #include "target.h"
 #include "c-family/c-common.h"
+#include "c-family/c-objc.h"
 #include "tree-mudflap.h"
 #include "cgraph.h"
 #include "tree-inline.h"
diff --git a/gcc/cp/error.c b/gcc/cp/error.c
index 8dd196e1f40..ed168c48440 100644
--- a/gcc/cp/error.c
+++ b/gcc/cp/error.c
@@ -32,6 +32,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "cxx-pretty-print.h"
 #include "tree-pretty-print.h"
 #include "pointer-set.h"
+#include "c-family/c-objc.h"
 
 #define pp_separate_with_comma(PP) pp_cxx_separate_with (PP, ',')
 
diff --git a/gcc/cp/lex.c b/gcc/cp/lex.c
index 5484317b6b8..684803f4e46 100644
--- a/gcc/cp/lex.c
+++ b/gcc/cp/lex.c
@@ -33,6 +33,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "cpplib.h"
 #include "flags.h"
 #include "c-family/c-pragma.h"
+#include "c-family/c-objc.h"
 #include "output.h"
 #include "tm_p.h"
 #include "timevar.h"
diff --git a/gcc/cp/parser.c b/gcc/cp/parser.c
index 729b33f2f98..ab533f4ff7e 100644
--- a/gcc/cp/parser.c
+++ b/gcc/cp/parser.c
@@ -35,6 +35,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "target.h"
 #include "cgraph.h"
 #include "c-family/c-common.h"
+#include "c-family/c-objc.h"
 #include "plugin.h"
 
 
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c
index c4b4a03d7f4..a696d3bd8e3 100644
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -36,6 +36,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "flags.h"
 #include "cp-tree.h"
 #include "c-family/c-common.h"
+#include "c-family/c-objc.h"
 #include "cp-objcp-common.h"
 #include "tree-inline.h"
 #include "decl.h"
diff --git a/gcc/cp/semantics.c b/gcc/cp/semantics.c
index 2424e49a3c6..1ee0ccf934c 100644
--- a/gcc/cp/semantics.c
+++ b/gcc/cp/semantics.c
@@ -31,6 +31,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "cp-tree.h"
 #include "c-family/c-common.h"
+#include "c-family/c-objc.h"
 #include "tree-inline.h"
 #include "tree-mudflap.h"
 #include "toplev.h"
diff --git a/gcc/cp/typeck.c b/gcc/cp/typeck.c
index 7cff632fbda..7416f090de8 100644
--- a/gcc/cp/typeck.c
+++ b/gcc/cp/typeck.c
@@ -39,6 +39,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "target.h"
 #include "convert.h"
 #include "c-family/c-common.h"
+#include "c-family/c-objc.h"
 #include "params.h"
 
 static tree pfn_from_ptrmemfunc (tree);
diff --git a/gcc/objc/ChangeLog b/gcc/objc/ChangeLog
index ca63d7ba104..99df7843ede 100644
--- a/gcc/objc/ChangeLog
+++ b/gcc/objc/ChangeLog
@@ -1,3 +1,12 @@
+2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
+
+	* objc-act.c: Include c-family/c-objc.h.
+	* objc-lang.c: Same change.
+	* Make-lang.in (objc/objc-act.o): Depend on
+	c-family/c-objc.h.
+	(objc/objc-lang.o): Same change.
+	* config-lang.in (gtfiles): Added c-family/c-objc.h.
+	
 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
 
 	* lang-specs.h: Don't handle -ftraditional.
diff --git a/gcc/objc/Make-lang.in b/gcc/objc/Make-lang.in
index 12aefd188f8..c4797690e24 100644
--- a/gcc/objc/Make-lang.in
+++ b/gcc/objc/Make-lang.in
@@ -69,14 +69,14 @@ cc1obj$(exeext): $(OBJC_OBJS) $(C_AND_OBJC_OBJS) cc1obj-checksum.o $(BACKEND) $(
 objc/objc-lang.o : objc/objc-lang.c \
    $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) $(C_TREE_H) \
    $(GGC_H) langhooks.h $(LANGHOOKS_DEF_H) $(C_COMMON_H) gtype-objc.h \
-   c-objc-common.h objc/objc-act.h
+   c-objc-common.h c-family/c-objc.h objc/objc-act.h
 
 objc/objc-act.o : objc/objc-act.c \
    $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
    $(TARGET_H) $(C_TREE_H) $(DIAGNOSTIC_CORE_H) toplev.h $(FLAGS_H) \
    objc/objc-act.h input.h $(FUNCTION_H) output.h debug.h langhooks.h \
    $(LANGHOOKS_DEF_H) $(HASHTAB_H) $(C_PRAGMA_H) gt-objc-objc-act.h \
-   $(GIMPLE_H) c-lang.h
+   $(GIMPLE_H) c-lang.h c-family/c-objc.h
 
 objc.srcextra:
 
diff --git a/gcc/objc/config-lang.in b/gcc/objc/config-lang.in
index 1a02b7fe7b1..3f296faf109 100644
--- a/gcc/objc/config-lang.in
+++ b/gcc/objc/config-lang.in
@@ -33,4 +33,4 @@ target_libs=target-libobjc
 # Most of the object files for cc1obj actually come from C.
 lang_requires="c"
 
-gtfiles="\$(srcdir)/objc/objc-act.h \$(srcdir)/c-parser.c \$(srcdir)/c-tree.h \$(srcdir)/c-decl.c \$(srcdir)/c-objc-common.c \$(srcdir)/c-family/c-common.c \$(srcdir)/c-family/c-common.h \$(srcdir)/c-family/c-pragma.h \$(srcdir)/c-family/c-pragma.c \$(srcdir)/objc/objc-act.c"
+gtfiles="\$(srcdir)/objc/objc-act.h \$(srcdir)/c-parser.c \$(srcdir)/c-tree.h \$(srcdir)/c-decl.c \$(srcdir)/c-objc-common.c \$(srcdir)/c-family/c-common.c \$(srcdir)/c-family/c-common.h \$(srcdir)/c-family/c-objc.h \$(srcdir)/c-family/c-pragma.h \$(srcdir)/c-family/c-pragma.c \$(srcdir)/objc/objc-act.c"
diff --git a/gcc/objc/objc-act.c b/gcc/objc/objc-act.c
index 7eba65e3105..49e2442bff6 100644
--- a/gcc/objc/objc-act.c
+++ b/gcc/objc/objc-act.c
@@ -34,6 +34,7 @@ along with GCC; see the file COPYING3.  If not see
 #endif
 
 #include "c-family/c-common.h"
+#include "c-family/c-objc.h"
 #include "c-family/c-pragma.h"
 #include "c-family/c-format.h"
 #include "flags.h"
diff --git a/gcc/objc/objc-lang.c b/gcc/objc/objc-lang.c
index 839db5dea06..19403d8bcf9 100644
--- a/gcc/objc/objc-lang.c
+++ b/gcc/objc/objc-lang.c
@@ -27,6 +27,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "c-tree.h"
 #include "c-family/c-common.h"
+#include "c-family/c-objc.h"
 #include "ggc.h"
 #include "objc-act.h"
 #include "langhooks.h"
diff --git a/gcc/objcp/ChangeLog b/gcc/objcp/ChangeLog
index 12babc51d5f..606a0401f39 100644
--- a/gcc/objcp/ChangeLog
+++ b/gcc/objcp/ChangeLog
@@ -1,3 +1,13 @@
+2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
+
+	* config-lang.in (gtfiles): Added c-family/c-objc.h.
+	* Make-lang.in (objcp/objcp-act.o): Depend on
+	c-family/c-objc.h.
+	(objcp/objcp-lang.o): Same change.
+	(objcp/objcp-decl.o): Same change.
+	* objcp-lang.c: Include c-family/c-objc.h.
+	* objcp-decl.c: Same change.
+
 2010-11-23  Nicola Pero  <nicola.pero@meta-innovation.com>
 
 	PR objc/24358
diff --git a/gcc/objcp/Make-lang.in b/gcc/objcp/Make-lang.in
index 75a11fa7cc5..9fbef056228 100644
--- a/gcc/objcp/Make-lang.in
+++ b/gcc/objcp/Make-lang.in
@@ -72,11 +72,11 @@ cc1objplus$(exeext): $(OBJCXX_OBJS) cc1objplus-checksum.o $(BACKEND) $(LIBDEPS)
 objcp/objcp-lang.o : objcp/objcp-lang.c \
   $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) $(CXX_TREE_H) \
   $(C_COMMON_H) $(LANGHOOKS_DEF_H) objc/objc-act.h cp/cp-objcp-common.h \
-  $(TARGET_H) gtype-objcp.h
+  $(TARGET_H) gtype-objcp.h c-family/c-objc.h
 
 objcp/objcp-decl.o : objcp/objcp-decl.c \
    $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) $(CXX_TREE_H) \
-   objc/objc-act.h objcp/objcp-decl.h
+   objc/objc-act.h objcp/objcp-decl.h c-family/c-objc.h
 
 # The following must be an explicit rule; please keep in sync with the implicit
 # one in Makefile.in.
@@ -85,7 +85,7 @@ objcp/objcp-act.o : objc/objc-act.c \
    $(EXPR_H) $(TARGET_H) $(CXX_TREE_H) $(DIAGNOSTIC_H) toplev.h $(FLAGS_H) \
    objc/objc-act.h input.h $(FUNCTION_H) output.h debug.h langhooks.h \
    objcp/objcp-decl.h $(LANGHOOKS_DEF_H) $(HASHTAB_H) gt-objc-objc-act.h \
-   $(GIMPLE_H)
+   $(GIMPLE_H) c-family/c-objc.h
 	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) $< \
 		$(OUTPUT_OPTION)
 
diff --git a/gcc/objcp/config-lang.in b/gcc/objcp/config-lang.in
index febcb635da7..2f204722e1d 100644
--- a/gcc/objcp/config-lang.in
+++ b/gcc/objcp/config-lang.in
@@ -37,4 +37,4 @@ build_by_default="no"
 lang_requires="objc c++"
 subdir_requires="objc cp"
 
-gtfiles="\$(srcdir)/objcp/objcp-decl.c \$(srcdir)/objc/objc-act.c \$(srcdir)/objc/objc-act.h \$(srcdir)/cp/rtti.c \$(srcdir)/cp/mangle.c \$(srcdir)/cp/name-lookup.h \$(srcdir)/cp/name-lookup.c \$(srcdir)/cp/cp-tree.h \$(srcdir)/cp/decl.h \$(srcdir)/cp/call.c \$(srcdir)/cp/decl.c \$(srcdir)/cp/decl2.c \$(srcdir)/cp/pt.c \$(srcdir)/cp/repo.c \$(srcdir)/cp/semantics.c \$(srcdir)/cp/tree.c \$(srcdir)/cp/parser.c \$(srcdir)/cp/method.c \$(srcdir)/cp/typeck2.c \$(srcdir)/c-family/c-common.c \$(srcdir)/c-family/c-common.h \$(srcdir)/c-family/c-lex.c \$(srcdir)/c-family/c-pragma.h \$(srcdir)/c-family/c-pragma.c \$(srcdir)/cp/cp-objcp-common.c"
+gtfiles="\$(srcdir)/objcp/objcp-decl.c \$(srcdir)/objc/objc-act.c \$(srcdir)/objc/objc-act.h \$(srcdir)/cp/rtti.c \$(srcdir)/cp/mangle.c \$(srcdir)/cp/name-lookup.h \$(srcdir)/cp/name-lookup.c \$(srcdir)/cp/cp-tree.h \$(srcdir)/cp/decl.h \$(srcdir)/cp/call.c \$(srcdir)/cp/decl.c \$(srcdir)/cp/decl2.c \$(srcdir)/cp/pt.c \$(srcdir)/cp/repo.c \$(srcdir)/cp/semantics.c \$(srcdir)/cp/tree.c \$(srcdir)/cp/parser.c \$(srcdir)/cp/method.c \$(srcdir)/cp/typeck2.c \$(srcdir)/c-family/c-common.c \$(srcdir)/c-family/c-common.h \$(srcdir)/c-family/c-objc.h \$(srcdir)/c-family/c-lex.c \$(srcdir)/c-family/c-pragma.h \$(srcdir)/c-family/c-pragma.c \$(srcdir)/cp/cp-objcp-common.c"
diff --git a/gcc/objcp/objcp-decl.c b/gcc/objcp/objcp-decl.c
index af19a053823..3804cba2be9 100644
--- a/gcc/objcp/objcp-decl.c
+++ b/gcc/objcp/objcp-decl.c
@@ -27,6 +27,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "cp-tree.h"
 #include "hashtab.h"
 
+#include "c-family/c-objc.h"
 #include "objc-act.h"
 #include "objcp-decl.h"
 
diff --git a/gcc/objcp/objcp-lang.c b/gcc/objcp/objcp-lang.c
index cb148d00d1e..c0a13b4602a 100644
--- a/gcc/objcp/objcp-lang.c
+++ b/gcc/objcp/objcp-lang.c
@@ -26,6 +26,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree.h"
 #include "cp-tree.h"
 #include "c-family/c-common.h"
+#include "c-family/c-objc.h"
 #include "objc-act.h"
 #include "langhooks.h"
 #include "langhooks-def.h"