nobu	2017-05-30 21:47:58 +0900 (Tue, 30 May 2017)

  New Revision: 58970

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=58970

  Log:
    enum.c: rb_check_funcall_default for fallback value

  Modified files:
    trunk/enum.c
Index: enum.c
===================================================================
--- enum.c	(revision 58969)
+++ enum.c	(revision 58970)
@@ -361,9 +361,7 @@ find_all_i(RB_BLOCK_CALL_FUNC_ARGLIST(i, https://github.com/ruby/ruby/blob/trunk/enum.c#L361
 static VALUE
 enum_size(VALUE self, VALUE args, VALUE eobj)
 {
-    VALUE r;
-    r = rb_check_funcall(self, id_size, 0, 0);
-    return (r == Qundef) ? Qnil : r;
+    return rb_check_funcall_default(self, id_size, 0, 0, Qnil);
 }
 
 static long

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