1 files changed, 3 insertions, 1 deletions
diff --git a/eval.c b/eval.c
index ebb91e5cba..ee73317c09 100644
--- a/eval.c
+++ b/eval.c
@@ -2201,8 +2201,10 @@ copy_node_scope(node, rval)
 #define BEGIN_CALLARGS do {\
     struct BLOCK *tmp_block = ruby_block;\
     int tmp_iter = ruby_iter->iter;\
-    if (tmp_iter == ITER_PRE) {\
+    switch (tmp_iter) {\
+      case ITER_PRE:\
 	ruby_block = ruby_block->outer;\
+      case ITER_PAS:\
 	tmp_iter = ITER_NOT;\
     }\
     PUSH_ITER(tmp_iter)