2 files changed, 6 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index a4b08b8d25..f0dd3a271f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sat Sep 28 13:19:29 2002  Nobuyoshi Nakada  <nobu.nokada@softhome.net>
+
+	* hash.c (rb_hash_become): should check self-assignment after
+	  conversion.
+
 Sat Sep 28 10:40:44 2002  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* hash.c (rb_hash_become): Hash#become should check added
diff --git a/hash.c b/hash.c
index 6e1c247ba4..69ca1db4e3 100644
--- a/hash.c
+++ b/hash.c
@@ -575,8 +575,8 @@ static VALUE
 rb_hash_become(hash, hash2)
     VALUE hash, hash2;
 {
-    if (hash == hash2) return hash;
     hash2 = to_hash(hash2);
+    if (hash == hash2) return hash;
     rb_hash_clear(hash);
     st_foreach(RHASH(hash2)->tbl, replace_i, hash);
     RHASH(hash)->ifnone = RHASH(hash2)->ifnone;