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+Wed Oct  7 01:20:46 2015  Koichi Sasada  <ko1@atdot.net>
+
+	* gc.h, gc.c: introduce new debug function rb_obj_info_dump(VALUE obj)	
+	  which prints the result of rb_raw_obj_info(..., obj).
+
 Wed Oct  7 01:16:11 2015  Koichi Sasada  <ko1@atdot.net>
 
 	* vm_args.c: remove an unused field args_info::calling.