From: Clifford Heath <no@...>
Date: 2011-04-14T06:40:52+09:00
Subject: Re: Hash Surprises with Fixnum, #hash, and #eql?

On 04/13/11 22:23, Charles Oliver Nutter wrote:
> On Wed, Apr 13, 2011 at 1:35 AM, Clifford Heath<no@spam.please.net>  wrote:
>> On 04/13/11 15:51, Charles Oliver Nutter wrote:
>>> Perhaps I'm missing something. Should I be seeing different results than
>>> this?
>>>
>>> https://gist.github.com/917031
>>
>> That result is reasonable, using MRI. Interesting, and nice, that it
>> figures out it doesn't need to call Fixnum#hash to be able to choose
>> a bucket. (BTW, that *uncommon* case means there's a test and branch
>> which is superfluous and excessively costly for the more common case,
>> according to arguments you've made against detecting monkey patching)
>>
>> If you do the same thing with JRuby however, the first test contains this:
>
> This is JRuby 1.6.1.

Yep... same as 1.6.0 and 1.5.6. What's you point?