* iseq.c (prepare_iseq_build): initialize iseq_compile_data::err_info

with nil. this fix exception in rb_iseq_load().

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30892 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Thu Feb 17 23:54:29 2011  CHIKANAGA Tomoyuki  <nagachika00@gmail.com>
+
+	* iseq.c (prepare_iseq_build): initialize iseq_compile_data::err_info
+	  with nil. this fix exception in rb_iseq_load().
+
 Thu Feb 17 22:32:35 2011  CHIKANAGA Tomoyuki  <nagachika00@gmail.com>
 
 	* test/ruby/test_marshal.rb (test_marshal_dump_extra_iv):

iseq.c

@@ -250,6 +250,7 @@ prepare_iseq_build(rb_iseq_t *iseq,
 
     iseq->compile_data = ALLOC(struct iseq_compile_data);
     MEMZERO(iseq->compile_data, struct iseq_compile_data, 1);
+    iseq->compile_data->err_info = Qnil;
     iseq->compile_data->mark_ary = rb_ary_tmp_new(3);
 
     iseq->compile_data->storage_head = iseq->compile_data->storage_current =