From 7fe6d00ff54fe5cb746ef9370b91d2251751e21f Mon Sep 17 00:00:00 2001
From: Yukihiro Matsumoto <matz@ruby-lang.org>
Date: Sat, 20 Oct 2012 09:48:04 +0900
Subject: avoid duplicated OP_RETURN

---
 src/codegen.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/codegen.c')

diff --git a/src/codegen.c b/src/codegen.c
index 7d10ffce8..1f087b2cd 100644
--- a/src/codegen.c
+++ b/src/codegen.c
@@ -267,6 +267,8 @@ genop_peep(codegen_scope *s, mrb_code i, int val)
       break;
     case OP_RETURN:
       switch (c0) {
+      case OP_RETURN:
+	return;
       case OP_MOVE:
 	s->iseq[s->pc-1] = MKOP_AB(OP_RETURN, GETARG_B(i0), OP_R_NORMAL);
 	return;
-- 
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