From 279c21b816777b8b25457b27fd1994a9fe359a98 Mon Sep 17 00:00:00 2001
From: dearblue <dearblue@users.noreply.github.com>
Date: Sun, 18 Aug 2019 14:45:35 +0900
Subject: Prohibit changes to iseq in principle

---
 src/load.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src/load.c')

diff --git a/src/load.c b/src/load.c
index 97eafdbb5..2aa2c576f 100644
--- a/src/load.c
+++ b/src/load.c
@@ -102,8 +102,9 @@ read_irep_record_1(mrb_state *mrb, const uint8_t *bin, size_t *len, uint8_t flag
     }
     else {
       size_t data_len = sizeof(mrb_code) * irep->ilen;
-      irep->iseq = (mrb_code *)mrb_malloc(mrb, data_len);
-      memcpy(irep->iseq, src, data_len);
+      void *buf = mrb_malloc(mrb, data_len);
+      irep->iseq = (mrb_code *)buf;
+      memcpy(buf, src, data_len);
       src += data_len;
     }
   }
-- 
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