parser.c (cp_parser_for_init_statement): Change range-for error to pedwarn.

	* parser.c (cp_parser_for_init_statement): Change range-for error
	to pedwarn.

From-SVN: r212044

gcc/cp/ChangeLog

 2014-06-26  Jason Merrill  <jason@redhat.com>
 
+	* parser.c (cp_parser_for_init_statement): Change range-for error
+	to pedwarn.
+
 	N3994 Ranged-based for-loops: The Next Generation
 	* parser.c (cp_lexer_nth_token_is): New.
 	(cp_parser_for_init_statement): Allow "for (id : init)".

gcc/cp/parser.c

@@ -10647,9 +10647,9 @@ cp_parser_for_init_statement (cp_parser* parser, tree *decl)
 	  is_range_for = true;
 	  if (cxx_dialect < cxx11)
 	    {
-	      error_at (cp_lexer_peek_token (parser->lexer)->location,
-			"range-based %<for%> loops are not allowed "
-			"in C++98 mode");
+	      pedwarn (cp_lexer_peek_token (parser->lexer)->location, 0,
+		       "range-based %<for%> loops only available with "
+		       "-std=c++11 or -std=gnu++11");
 	      *decl = error_mark_node;
 	    }
 	}

gcc/testsuite/g++.dg/cpp0x/range-for9.C

 // Test for range-based for loop error in C++98 mode
 
-// { dg-do compile }
-// { dg-options "-std=c++98" }
+// { dg-do compile { target { ! c++11 } } }
 
 void test()
 {