c-parse.in (designator): Enable designated initializers if ObjC.

2002-07-02  Ziemowit Laski  <zlaski@apple.com>

	* c-parse.in (designator): Enable designated initializers if ObjC.
	(objcmessageexpr): Remove references to objc_receiver_context.
	* objc/objc-act.h (objc_receiver_context): Remove decl.
	* objc/objc-act.c (objc_receiver_context): Remove.
	(lookup_objc_ivar): Test objc_method_context instead of
	objc_receiver_context.

2002-07-02  Ziemowit Laski  <zlaski@apple.com>

	* objc.dg/desig-init-1.m: New test.

From-SVN: r55192

gcc/ChangeLog

+2002-07-02  Ziemowit Laski  <zlaski@apple.com>
+
+	* c-parse.in (designator): Enable designated initializers if ObjC.
+	(objcmessageexpr): Remove references to objc_receiver_context.
+	* objc/objc-act.h (objc_receiver_context): Remove decl.
+	* objc/objc-act.c (objc_receiver_context): Remove.
+	(lookup_objc_ivar): Test objc_method_context instead of
+	objc_receiver_context.
+
 Tue Jul  2 18:45:45 2002  J"orn Rennecke <joern.rennecke@superh.com>
 
 	* sh.c (print_operand, case 'N'): Allow zero vector.

gcc/c-parse.in

@@ -29,7 +29,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
    written by AT&T, but I have never seen it.  */
 
 ifobjc
-%expect 31 /* shift/reduce conflicts, and 1 reduce/reduce conflict.  */
+%expect 32 /* shift/reduce conflicts, and 1 reduce/reduce conflict.  */
 end ifobjc
 ifc
 %expect 10 /* shift/reduce conflicts, and no reduce/reduce conflicts.  */
@@ -1566,17 +1566,12 @@ designator_list:
 designator:
 	  '.' identifier
 		{ set_init_label ($2); }
-	/* These are for labeled elements.  The syntax for an array element
-	   initializer conflicts with the syntax for an Objective-C message,
-	   so don't include these productions in the Objective-C grammar.  */
-ifc
 	| '[' expr_no_commas ELLIPSIS expr_no_commas ']'
 		{ set_init_index ($2, $4);
 		  if (pedantic)
 		    pedwarn ("ISO C forbids specifying range of elements to initialize"); }
 	| '[' expr_no_commas ']'
 		{ set_init_index ($2, NULL_TREE); }
-end ifc
 	;
 
 nested_function:
@@ -3223,14 +3218,8 @@ receiver:
 	;
 
 objcmessageexpr:
-	  '['
-		{ objc_receiver_context = 1; }
-	  receiver
-		{ objc_receiver_context = 0; }
-	  messageargs ']'
-		{
-		  $$ = build_tree_list ($3, $5);
-		}
+	  '[' receiver messageargs ']'
+		{ $$ = build_tree_list ($2, $3); }
 	;
 
 selectorarg:

gcc/objc/objc-act.c

@@ -341,8 +341,6 @@ static const char *default_constant_string_class_name;
 /* The OCTI_... enumeration itself is in objc/objc-act.h.  */
 tree objc_global_trees[OCTI_MAX];
 
-int objc_receiver_context;
-
 static void handle_impent			PARAMS ((struct imp_entry *));
 
 struct imp_entry *imp_list = 0;
@@ -8311,8 +8309,8 @@ lookup_objc_ivar (id)
 {
   tree decl;
 
-  if (objc_receiver_context && !strcmp (IDENTIFIER_POINTER (id), "super"))
-    /* we have a message to super */
+  if (objc_method_context && !strcmp (IDENTIFIER_POINTER (id), "super"))
+    /* We have a message to super.  */
     return get_super_receiver ();
   else if (objc_method_context && (decl = is_ivar (objc_ivar_chain, id)))
     {

gcc/objc/objc-act.h

@@ -64,8 +64,6 @@ void objc_declare_alias				PARAMS ((tree, tree));
 void objc_declare_class				PARAMS ((tree));
 void objc_declare_protocols			PARAMS ((tree));
 
-extern int objc_receiver_context;
-
 /* the following routines are used to implement statically typed objects */
 
 int objc_comptypes				PARAMS ((tree, tree, int));

gcc/testsuite/ChangeLog

+2002-07-02  Ziemowit Laski  <zlaski@apple.com>
+
+	* objc.dg/desig-init-1.m: New test.
+
 2002-07-02  Kriang Lerdsuwanakij  <lerdsuwa@users.sourceforge.net>
 
 	PR c++/6716

gcc/testsuite/objc.dg/desig-init-1.m

+/* Test Objective-C capability for handling GNU/C99 designated
+   initializers, and distinguishing them from message sends.  */
+/* Contributed by Ziemowit Laski <zlaski@apple.com>.  */
+/* { dg-options "-std=gnu99" } */
+/* { dg-do run } */
+
+#include <stdio.h>           
+#include <objc/objc.h>
+#include <objc/Object.h>
+
+@interface Cls : Object
++ (int) meth1;
++ (int) meth2;
++ (void) doTests;
+@end
+
+@implementation Cls
++ (int) meth1 { return 45; }
++ (int) meth2 { return 21; }
++ (void) doTests {
+  int arr[6] = { 
+    0, 
+    [Cls meth1], 
+    [2 + 1] = 3, 
+    [2 * 2 ... 5] = [0 meth2], /* { dg-warning "invalid receiver type" } */ 
+    [2] [Cls meth2]
+  };
+
+  if (arr[0] != 0 || arr[1] != 45 || arr[2] != 21 || arr[3] != 3)
+    abort (); /* { dg-warning "implicit declaration" } */
+
+  printf ("%s\n", [super name]);
+  printf ("%d %d %d %d %d %d\n", arr[0], arr[1], arr[2], arr[3], arr[4], arr[5]);
+}
+@end
+
+int main(void) {
+  [Cls doTests];
+  return 0;
+}