nobu	2017-04-09 11:06:45 +0900 (Sun, 09 Apr 2017)

  New Revision: 58283

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=58283

  Log:
    no mark of u3 in NODE_BLOCK_PASS
    
    * node.c (rb_gc_mark_node): u3 in NODE_BLOCK_PASS is not used and
      does not need to be marked.

  Modified files:
    trunk/node.c
Index: node.c
===================================================================
--- node.c	(revision 58282)
+++ node.c	(revision 58283)
@@ -1068,7 +1068,6 @@ rb_gc_mark_node(NODE *obj) https://github.com/ruby/ruby/blob/trunk/node.c#L1068
       case NODE_RESCUE:
       case NODE_RESBODY:
       case NODE_CLASS:
-      case NODE_BLOCK_PASS:
       case NODE_MATCH2:
 	rb_gc_mark(RNODE(obj)->u2.value);
 	/* fall through */
@@ -1107,6 +1106,7 @@ rb_gc_mark_node(NODE *obj) https://github.com/ruby/ruby/blob/trunk/node.c#L1106
       case NODE_ALIAS:
       case NODE_VALIAS:
       case NODE_ARGSCAT:
+      case NODE_BLOCK_PASS:
 	rb_gc_mark(RNODE(obj)->u1.value);
 	/* fall through */
       case NODE_GASGN:	/* 2 */

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