From 4f1f243fe7e34acf6249d32cc68eedc8ff5bccbf Mon Sep 17 00:00:00 2001
From: Yukihiro Matsumoto <matz@ruby-lang.org>
Date: Mon, 7 May 2012 18:02:32 +0900
Subject: initialize_copy: copy destination object may not be intialized

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

(limited to 'src/time.c')

diff --git a/src/time.c b/src/time.c
index 16884d9d8..ed42f1f76 100644
--- a/src/time.c
+++ b/src/time.c
@@ -496,6 +496,10 @@ mrb_time_initialize_copy(mrb_state *mrb, mrb_value copy)
   if (!mrb_obj_is_instance_of(mrb, src, mrb_obj_class(mrb, copy))) {
     mrb_raise(mrb, E_TYPE_ERROR, "wrong argument class");
   }
+  if (!DATA_PTR(copy)) {
+    DATA_PTR(copy) = mrb_malloc(mrb, sizeof(struct mrb_time));
+    DATA_TYPE(copy) = &mrb_time_type;
+  }
   memcpy(DATA_PTR(copy), DATA_PTR(src), sizeof(struct mrb_time));
   return copy;
 }
-- 
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