id_table.h: dummy sentinel

* id_table.h (rb_id_table_iterator_result): add dummy sentinel
  member because C standard prohibits a trailing comma.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55821 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Sat Aug  6 09:35:30 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* id_table.h (rb_id_table_iterator_result): add dummy sentinel
+	  member because C standard prohibits a trailing comma.
+
 Sat Aug  6 00:39:44 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* hash.c (env_enc_str_new): make string for an environment

id_table.c

@@ -720,6 +720,7 @@ list_id_table_delete(struct list_id_table *tbl, ID id)
 
 #define FOREACH_LAST() do {   \
     switch (ret) {            \
+      case ID_TABLE_ITERATOR_RESULT_END: \
       case ID_TABLE_CONTINUE: \
       case ID_TABLE_STOP:     \
 	break;                \

id_table.h

@@ -9,6 +9,7 @@ enum rb_id_table_iterator_result {
     ID_TABLE_CONTINUE = ST_CONTINUE,
     ID_TABLE_STOP     = ST_STOP,
     ID_TABLE_DELETE   = ST_DELETE,
+    ID_TABLE_ITERATOR_RESULT_END
 };
 
 struct rb_id_table *rb_id_table_create(size_t size);