* eval.c (rb_iterate): NODE_CFUNC does not protect its data

  (nd_tval), so create new node NODE_IFUNC for iteration C
  function.

* eval.c (rb_yield_0): use NODE_IFUNC.

* gc.c (rb_gc_mark): support NODE_IFUNC.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1088 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/gc.c b/gc.c
index 589813f612..65803a3860 100644
--- a/gc.c
+++ b/gc.c
@@ -480,6 +480,7 @@ rb_gc_mark(ptr)
 	  case NODE_OP_ASGN_AND:
 	    rb_gc_mark(obj->as.node.u1.node);
 	    /* fall through */
+	  case NODE_IFUNC:
 	  case NODE_METHOD:	/* 2 */
 	  case NODE_NOT:
 	  case NODE_GASGN: