Hi!

I get a weird conversion error when converting from local time zone to utc for far future dates:

require 'active_support/core_ext'
Time.zone = 'Copenhagen'
Time.zone.parse('9999-12-31 23:59').to_s(:db)

Result:

JRuby 1.7.4: => "1816-03-30 04:55:08"
MRI 2.0.0p195 => "9999-12-31 22:59:00"