re PR c++/61566 (ICE in write_unscoped_name)

	PR c++/61566
	* pt.c (lookup_template_class_1): Revert recent change.
	* mangle.c (CLASSTYPE_TEMPLATE_ID_P): Revert recent change.

From-SVN: r214049

gcc/cp/ChangeLog

 2014-08-15  Jason Merrill  <jason@redhat.com>
 
 	PR c++/61566
+	* pt.c (lookup_template_class_1): Revert recent change.
+	* mangle.c (CLASSTYPE_TEMPLATE_ID_P): Revert recent change.
+
+	PR c++/61566
 	* pt.c (instantiate_class_template_1): Ignore lambda on
 	CLASSTYPE_DECL_LIST.
 	(push_template_decl_real): A lambda is not primary.

gcc/cp/mangle.c

@@ -87,7 +87,6 @@ along with GCC; see the file COPYING3.  If not see
   (TYPE_LANG_SPECIFIC (NODE) != NULL					\
    && (TREE_CODE (NODE) == BOUND_TEMPLATE_TEMPLATE_PARM			\
        || (CLASSTYPE_TEMPLATE_INFO (NODE) != NULL			\
-	   && !LAMBDA_TYPE_P (NODE)					\
 	   && (PRIMARY_TEMPLATE_P (CLASSTYPE_TI_TEMPLATE (NODE))))))
 
 /* Things we only need one of.  This module is not reentrant.  */

gcc/cp/pt.c

@@ -7878,8 +7878,6 @@ lookup_template_class_1 (tree d1, tree arglist, tree in_decl, tree context,
 	  && TMPL_ARGS_HAVE_MULTIPLE_LEVELS (arglist)
 	  /* the enclosing class must be an instantiation...  */
 	  && CLASS_TYPE_P (context)
-	  /* We don't do partial instantiation of closures.  */
-	  && !LAMBDA_TYPE_P (TREE_TYPE (gen_tmpl))
 	  && !same_type_p (context, DECL_CONTEXT (gen_tmpl)))
 	{
 	  tree partial_inst_args;