re PR c++/60187 ([c++11] ICE with parameter pack as underlying type for enum)

	PR c++/60187
	* parser.c (cp_parser_enum_specifier): Call
	check_for_bare_parameter_packs.

From-SVN: r208026

gcc/cp/ChangeLog

 2014-02-21  Jason Merrill  <jason@redhat.com>
 
+	PR c++/60187
+	* parser.c (cp_parser_enum_specifier): Call
+	check_for_bare_parameter_packs.
+
 	PR c++/59347
 	* pt.c (tsubst_decl) [TYPE_DECL]: Don't try to instantiate an
 	erroneous typedef.

gcc/cp/parser.c

@@ -15376,7 +15376,8 @@ cp_parser_enum_specifier (cp_parser* parser)
         {
           underlying_type = grokdeclarator (NULL, &type_specifiers, TYPENAME,
                                             /*initialized=*/0, NULL);
-          if (underlying_type == error_mark_node)
+          if (underlying_type == error_mark_node
+	      || check_for_bare_parameter_packs (underlying_type))
             underlying_type = NULL_TREE;
         }
     }

gcc/testsuite/g++.dg/cpp0x/enum_base2.C

+// PR c++/60187
+// { dg-require-effective-target c++11 }
+
+template<typename... T> struct A
+{
+  enum E : T {};		// { dg-error "parameter pack" }
+};
+
+A<int> a;