re PR fortran/31162 (missing warning for real do-loops with implicit typed variables)

2007-06-21  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/31162
	* resolve.c (gfc_resolve_iterator_expr): Add check for REAL using
	gfc_notify_standard. (gfc_resolve_iterator): Remove check.
	(resolve_branch): Change "Obsolete" to "Deleted feature".
	* io.c (resolve_tag): Ditto.
	* match.c (gfc_match_pause, gfc_match_assign, gfc_match_goto): Ditto.

From-SVN: r125938

gcc/fortran/ChangeLog

+2007-06-21  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR fortran/31162
+	* resolve.c (gfc_resolve_iterator_expr): Add check for REAL using
+	gfc_notify_standard. (gfc_resolve_iterator): Remove check.
+	(resolve_branch): Change "Obsolete" to "Deleted feature".
+	* io.c (resolve_tag): Ditto.
+	* match.c (gfc_match_pause, gfc_match_assign, gfc_match_goto): Ditto.
+
 2007-06-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
 	PR fortran/32361

gcc/fortran/io.c

@@ -1072,7 +1072,7 @@ resolve_tag (const io_tag *tag, gfc_expr *e)
 	    }
 	  else if (e->ts.type == BT_INTEGER && e->expr_type == EXPR_VARIABLE)
 	    {
-	      if (gfc_notify_std (GFC_STD_F95_DEL, "Obsolete: ASSIGNED "
+	      if (gfc_notify_std (GFC_STD_F95_DEL, "Deleted feature: ASSIGNED "
 				  "variable in FORMAT tag at %L", &e->where)
 		  == FAILURE)
 		return FAILURE;

gcc/fortran/match.c

@@ -1578,7 +1578,8 @@ gfc_match_pause (void)
   m = gfc_match_stopcode (ST_PAUSE);
   if (m == MATCH_YES)
     {
-      if (gfc_notify_std (GFC_STD_F95_DEL, "Obsolete: PAUSE statement at %C")
+      if (gfc_notify_std (GFC_STD_F95_DEL, "Deleted feature: PAUSE statement"
+	  " at %C")
 	  == FAILURE)
 	m = MATCH_ERROR;
     }
@@ -1625,7 +1626,7 @@ gfc_match_assign (void)
 	return MATCH_ERROR;
       if (gfc_match (" to %v%t", &expr) == MATCH_YES)
 	{
-	  if (gfc_notify_std (GFC_STD_F95_DEL, "Obsolete: ASSIGN "
+	  if (gfc_notify_std (GFC_STD_F95_DEL, "Deleted feature: ASSIGN "
 			      "statement at %C")
 	      == FAILURE)
 	    return MATCH_ERROR;
@@ -1671,7 +1672,7 @@ gfc_match_goto (void)
 
   if (gfc_match_variable (&expr, 0) == MATCH_YES)
     {
-      if (gfc_notify_std (GFC_STD_F95_DEL, "Obsolete: Assigned GOTO "
+      if (gfc_notify_std (GFC_STD_F95_DEL, "Deleted feature: Assigned GOTO "
 			  "statement at %C")
 	  == FAILURE)
 	return MATCH_ERROR;

gcc/fortran/resolve.c

@@ -3373,15 +3373,26 @@ gfc_resolve_iterator_expr (gfc_expr *expr, bool real_ok,
       return FAILURE;
     }
 
-  if (!(expr->ts.type == BT_INTEGER
-	|| (expr->ts.type == BT_REAL && real_ok)))
+  if (expr->ts.type != BT_INTEGER)
     {
-      if (real_ok)
-	gfc_error ("%s at %L must be INTEGER or REAL", _(name_msgid),
-		   &expr->where);
+      if (expr->ts.type == BT_REAL)
+	{
+	  if (real_ok)
+	    return gfc_notify_std (GFC_STD_F95_DEL,
+				   "Deleted feature: %s at %L must be integer",
+				   _(name_msgid), &expr->where);
+	  else
+	    {
+	      gfc_error ("%s at %L must be INTEGER", _(name_msgid),
+			 &expr->where);
+	      return FAILURE;
+	    }
+	}
       else
-	gfc_error ("%s at %L must be INTEGER", _(name_msgid), &expr->where);
-      return FAILURE;
+	{
+	  gfc_error ("%s at %L must be INTEGER", _(name_msgid), &expr->where);
+	  return FAILURE;
+	}
     }
   return SUCCESS;
 }
@@ -3393,11 +3404,6 @@ gfc_resolve_iterator_expr (gfc_expr *expr, bool real_ok,
 try
 gfc_resolve_iterator (gfc_iterator *iter, bool real_ok)
 {
-
-  if (iter->var->ts.type == BT_REAL)
-    gfc_notify_std (GFC_STD_F95_DEL, "Obsolete: REAL DO loop iterator at %L",
-		    &iter->var->where);
-
   if (gfc_resolve_iterator_expr (iter->var, real_ok, "Loop variable")
       == FAILURE)
     return FAILURE;
@@ -4572,7 +4578,7 @@ resolve_branch (gfc_st_label *label, gfc_code *code)
 
   if (stack && stack->current->next->op == EXEC_NOP)
     {
-      gfc_notify_std (GFC_STD_F95_DEL, "Obsolete: GOTO at %L jumps to "
+      gfc_notify_std (GFC_STD_F95_DEL, "Deleted feature: GOTO at %L jumps to "
 		      "END of construct at %L", &code->loc,
 		      &stack->current->next->loc);
       return;  /* We know this is not an END DO.  */
@@ -4586,7 +4592,7 @@ resolve_branch (gfc_st_label *label, gfc_code *code)
 	 || stack->current->op == EXEC_DO_WHILE)
 	&& stack->tail->here == label && stack->tail->op == EXEC_NOP)
       {
-	gfc_notify_std (GFC_STD_F95_DEL, "Obsolete: GOTO at %L jumps "
+	gfc_notify_std (GFC_STD_F95_DEL, "Deleted feature: GOTO at %L jumps "
 			"to END of construct at %L", &code->loc,
 			&stack->tail->loc);
 	return;