From 651e8b7e9c513cda100d88216d54ceeb93234f65 Mon Sep 17 00:00:00 2001
From: Yukihiro Matsumoto <matz@ruby-lang.org>
Date: Fri, 19 Oct 2012 23:04:20 +0900
Subject: empty NODE_BEGIN should push nil; close #496

---
 src/codegen.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/codegen.c')

diff --git a/src/codegen.c b/src/codegen.c
index 27f217ebe..d42a099c8 100644
--- a/src/codegen.c
+++ b/src/codegen.c
@@ -951,6 +951,10 @@ codegen(codegen_scope *s, node *tree, int val)
   tree = tree->cdr;
   switch (nt) {
   case NODE_BEGIN:
+    if (val && !tree) {
+      genop(s, MKOP_A(OP_LOADNIL, cursp()));
+      push();
+    }
     while (tree) {
       codegen(s, tree->car, tree->cdr ? NOVAL : val);
       tree = tree->cdr;
-- 
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