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- To: eigen@xxxxxxxxxxxxxxxxxxx
- Subject: Re: [eigen] Totally missing /O2 for MSVC-Compiler
- From: Gael Guennebaud <gael.guennebaud@xxxxxxxxx>
- Date: Thu, 29 Jan 2009 23:52:49 +0100
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ok I managed to reproduce the error when activating /O2 and SSE2. I
think this issue is fixed in rev 918446.
Can you tell us if that works for you too ?
Benoit: if you get a positive answer and I don't respond, please
backport it in the tag.
cheers,
Gael.
On Thu, Jan 29, 2009 at 9:10 PM, Gael Guennebaud
<gael.guennebaud@xxxxxxxxx> wrote:
> ah, right. so I'll try to compile in release mode. unfortunately our
> porting cluster is busy right now (the nightly builds just started) so
> I have to wait for a windows machine....
>
> gael.
>
> On Thu, Jan 29, 2009 at 8:33 PM, FMDSPAM <fmdspam@xxxxxxxxx> wrote:
>> Hi Folks,
>>
>> you can imagine my surprise, when I was looking at my own CDash Entry: ALL
>> GREEN.
>> All tests compile and run. After a first period of confused joy my attention
>> was going towards the timings. DARK RED! IMHO.
>> Hey Gael: pipol6 are dead slow too....
>>
>> The reason is, that for compiler other then gcc NO OPTIMIZATION is set.
>> That is the difference, because all automated tests pass and my handmade
>> test don't want to compile.
>>
>> Conclusion:
>> We were blind all the time!
>> All the MSVC problems are general and probably quite old.
>>
>> Cheers
>> Frank
>>
>>
>>
>>
>>
>