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From Gilles <gil...@harfang.homelinux.org>
Subject Re: [math] working on pow again
Date Wed, 13 May 2015 23:29:12 GMT
On Wed, 13 May 2015 19:43:09 +0200, Luc Maisonobe wrote:
> Le 13/05/2015 11:35, Gilles a écrit :
>> Hello.
>>
>> On Wed, 13 May 2015 11:12:16 +0200, Luc Maisonobe wrote:
>>> Hi all,
>>>
>>> As Jenkins failures appeared again, I restarted work on 
>>> FastMath.pow.
>>> I'll keep you informed as I make progess.
>>
>> Did someone see those failures anywhere else other than on the
>> identified machine used for CI?
>
> I did not reproduce them myselves, and I guess most of us didn't 
> succeed
> either (lets remember last year when Thomas and Sebb tried to fix the
> exp function).
>
> However, the configuration is not a rare one (Ubuntu, Java 7, Sun 
> JVM),
> so I fear this bug, even if rare, can hit several people.

How much damage can it do, apart from a false positive on a unit test?
Isn't it rather the configuration that is faulty, rather than the CM 
code?

Best,
Gilles


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