From: Nobuyoshi Nakada <nobu@...>
Date: 2011-08-27T17:20:46+09:00
Subject: [ruby-core:39137] Re: [Ruby 1.9 - Bug #5227][Assigned] Float#round fails on corner cases

Hi,

At Sat, 27 Aug 2011 04:40:16 +0900,
Marc-Andre Lafortune wrote in [ruby-core:39126]:
> > Additional to say:
> > * add test for this to test/ruby/test_float.rb
>
> I already committed tests in RubySpec, which I believe is where they
> are the most useful.

No.  In fact, your patch breaks test/ruby/test_float.rb.

  1) Failure:
test_round_with_precision(TestFloat) [test/ruby/test_float.rb:326]:
<1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000>
expected but was
<0>.

-- 
Nobu Nakada