re PR c++/49983 ([C++0x] Template types fail in range-based for.)

	PR c++/49983
	* parser.c (cp_parser_range_for): Only do auto deduction in
	template if the range is non-dependent.

From-SVN: r177478

gcc/cp/ChangeLog

 2011-08-05  Jason Merrill  <jason@redhat.com>
 
+	PR c++/49983
+	* parser.c (cp_parser_range_for): Only do auto deduction in
+	template if the range is non-dependent.
+
 	* init.c (perform_member_init): Always build_aggr_init
 	for a class member with an explicit mem-initializer.
 

gcc/cp/parser.c

@@ -8679,7 +8679,8 @@ cp_parser_range_for (cp_parser *parser, tree scope, tree init, tree range_decl)
     {
       stmt = begin_range_for_stmt (scope, init);
       finish_range_for_decl (stmt, range_decl, range_expr);
-      do_range_for_auto_deduction (range_decl, range_expr);
+      if (!type_dependent_expression_p (range_expr))
+	do_range_for_auto_deduction (range_decl, range_expr);
     }
   else
     {

gcc/testsuite/ChangeLog

 2011-08-05  Jason Merrill  <jason@redhat.com>
 
+	PR c++/49983
+	* g++.dg/cpp0x/range-for21.C: New.
+
 	* g++.dg/ext/vla11.C: New.
 
 2011-08-05  Richard Guenther  <rguenther@suse.de>

gcc/testsuite/g++.dg/cpp0x/range-for21.C

+// PR c++/49983
+// { dg-options -std=c++0x }
+
+template <class T>
+void f(T t)
+{
+  for (auto v : t);
+}