lib/irb/ext/multi-irb.rb in irb-1.4.1 vs lib/irb/ext/multi-irb.rb in irb-1.4.2

@@ -7,10 +7,9 @@
 #
 # --
 #
 #
 #
-fail CantShiftToMultiIrbMode unless defined?(Thread)
 
 module IRB
   class JobManager
 
     # Creates a new JobManager object