re PR c++/61198 (Crash when selecting specializations through aliases.)

	PR c++/61198
	* pt.c (most_general_template): Don't break for template-alias.

From-SVN: r218955

gcc/cp/ChangeLog

+2014-12-19  Kai Tietz  <ktietz@redhat.com>
+
+	PR c++/61198
+	* pt.c (most_general_template): Don't break for template-alias.
+
 2014-12-18  Jason Merrill  <jason@redhat.com>
 
 	PR c++/64105

gcc/cp/pt.c

@@ -19207,6 +19207,7 @@ most_general_template (tree decl)
 	break;
 
       if (CLASS_TYPE_P (TREE_TYPE (decl))
+	  && !TYPE_DECL_ALIAS_P (TYPE_NAME (TREE_TYPE (decl)))
 	  && CLASSTYPE_TEMPLATE_SPECIALIZATION (TREE_TYPE (decl)))
 	break;