thread.rb in polyphony-0.20

- old
+ new

@@ -2,10 +2,10 @@
 
 require 'bundler/setup'
 require 'polyphony'
 
 def lengthy_op
-  IO.read('../../docs/reality-ui.bmpr')
+  IO.orig_read(__FILE__)
 end
 
 X = 1000
 
 def blocking