Exception when comparing Time with nil using === #1606
Description
In MRI ruby 1.9.3:
1.9.3p327 :001 > Time.new === nil
=> false In JRuby 1.7.10:
jruby-1.7.10 :001 > Time.new === nil
TypeError: no implicit conversion from nil to integer
from org/jruby/RubyTime.java:608:in `==='
from (irb):1:in `evaluate'
from org/jruby/RubyKernel.java:1119:in `eval'
from org/jruby/RubyKernel.java:1519:in `loop'
from org/jruby/RubyKernel.java:1282:in `catch'
from org/jruby/RubyKernel.java:1282:in `catch'
from ~/.rvm/rubies/jruby-1.7.10/bin/irb:13:in `(root)'