diff --git a/ChangeLog b/ChangeLog
index 1d5ae228ad..3a1bf6c469 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Fri Jul 31 13:15:27 2009  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* transcode.c (str_encode_bang): C99ism.
+
 Fri Jul 31 11:48:03 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* compile.c (iseq_compile_each): used more appropriate construct.
diff --git a/transcode.c b/transcode.c
index 9e4c8392c6..4182893928 100644
--- a/transcode.c
+++ b/transcode.c
@@ -2644,12 +2644,15 @@ str_encode_associate(VALUE str, int encidx)
 static VALUE
 str_encode_bang(int argc, VALUE *argv, VALUE str)
 {
+    VALUE newstr;
+    int encidx;
+
     if (OBJ_FROZEN(str)) { /* in future, may use str_frozen_check from string.c, but that's currently static */
 	rb_raise(rb_eRuntimeError, "string frozen");
     }
 
-    VALUE newstr = str;
-    int encidx = str_transcode(argc, argv, &newstr);
+    newstr = str;
+    encidx = str_transcode(argc, argv, &newstr);
 
     if (encidx < 0) return str;
     rb_str_shared_replace(str, newstr);