From: Rodrigo Kochenburger <divoxx@...>
Date: 2008-02-09T01:39:56+09:00
Subject: Re: BigDecimal.new('15.25') == 15.25, false ??

On Feb 8, 12:43 pm, Nobuyoshi Nakada <n...@ruby-lang.org> wrote:
> Hi,
>
> At Fri, 8 Feb 2008 22:35:04 +0900,
> Rodrigo Kochenburger wrote in [ruby-talk:290370]:
>
> > I agree this is a problem with BigDecimal. The problem is not with the
> > floating point representation:
>
> > >> "%.30f" % BigDecimal.new("15.00")
> > => "15.000000000000001776356839400250"
> > >> "%.30f" % BigDecimal.new("15.00").to_f
> > => "15.000000000000001776356839400250"
> > >> "%.30f" % 15.00
> > => "15.000000000000000000000000000000"
>
> > Also, it looks like it happens on 64bits machines only.
>
> Could you try the patch in [ruby-dev:33658]?http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-dev/33658
>
> --
> Nobu Nakada

Oh yeah baby. That seems to fix it.
Great work.