1 files changed, 3 insertions, 1 deletions
diff --git a/eval.c b/eval.c
index 69357dfcb2..de8c05ef9b 100644
--- a/eval.c
+++ b/eval.c
@@ -931,6 +931,7 @@ static struct iter *ruby_iter;
 #define ITER_NOT 0
 #define ITER_PRE 1
 #define ITER_CUR 2
+#define ITER_PAS 3
 
 #define PUSH_ITER(i) do {		\
     struct iter _iter;			\
@@ -5617,6 +5618,7 @@ rb_call0(klass, recv, id, oid, argc, argv, body, nosuper)
 
     switch (ruby_iter->iter) {
       case ITER_PRE:
+      case ITER_PAS:
 	itr = ITER_CUR;
 	break;
       case ITER_CUR:
@@ -8618,7 +8620,7 @@ block_pass(self, node)
     }
 
     if (ruby_block && ruby_block->block_obj == proc) {
-	PUSH_ITER(ITER_PRE);
+	PUSH_ITER(ITER_PAS);
 	result = rb_eval(self, node->nd_iter);
 	POP_ITER();
 	return result;