ruby.diff

diff --git a/object.c b/object.c
index 79358ad..425c10c 100644
--- a/object.c
+++ b/object.c
@@ -1980,11 +1980,13 @@ static VALUE
 rb_mod_attr_reader(int argc, VALUE *argv, VALUE klass)
 {
     int i;
+    VALUE result = rb_ary_new2((long)argc);
 
     for (i=0; i<argc; i++) {
 	rb_attr(klass, id_for_attr(argv[i]), TRUE, FALSE, TRUE);
+  rb_ary_push(result, argv[i]);
     }
-    return Qnil;
+    return result;
 }
 
 VALUE
diff --git a/vm_method.c b/vm_method.c
index c7caccb..2da1f57 100644
--- a/vm_method.c
+++ b/vm_method.c
@@ -1364,22 +1364,38 @@ rb_mod_alias_method(VALUE mod, VALUE newname, VALUE oldname)
 static void
 set_method_visibility(VALUE self, int argc, const VALUE *argv, rb_method_flag_t ex)
 {
-    int i;
-
-    if (argc == 0) {
-	rb_warning("%"PRIsVALUE" with no argument is just ignored",
-		   QUOTE_ID(rb_frame_callee()));
-	return;
+  int i;
+
+  if (argc == 0) {
+    rb_warning("%"PRIsVALUE" with no argument is just ignored",
+        QUOTE_ID(rb_frame_callee()));
+    return;
+  } else if(argc ==1 && RB_TYPE_P(argv[0], T_ARRAY)) {
+    int count = RARRAY_LENINT(argv[0]);
+    for(i = 0; i < count; i++) {
+      ID id;
+      VALUE v = RARRAY_AREF(argv[0], i);;
+      // printf("exporting a %s\n", RSTRING_PTR(rb_inspect(v)));
+
+      id = rb_check_id(&v);
+      if (!id) {
+        rb_print_undef_str(self, v);
+      }
+      rb_export_method(self, id, ex);
     }
-
+  } else {
     for (i = 0; i < argc; i++) {
-	VALUE v = argv[i];
-	ID id = rb_check_id(&v);
-	if (!id) {
-	    rb_print_undef_str(self, v);
-	}
-	rb_export_method(self, id, ex);
+      ID id;
+      VALUE v = argv[i];
+
+      // printf("exporting b %s\n", RSTRING_PTR(rb_inspect(v)));
+      id = rb_check_id(&v);
+      if (!id) {
+        rb_print_undef_str(self, v);
+      }
+      rb_export_method(self, id, ex);
     }
+  }
 }
 
 static VALUE