Re: [eigen] runtime API to configure the cache/blocking parameters

[Gael Guennebaud <gael.guennebaud@xxxxxxxxx>]

On Mon, Jun 7, 2010 at 6:10 PM, Hauke Heibel <hauke.heibel@xxxxxxxxxxxxxx> wrote:

The issue is that std::sqrt is not implemented for std::ptrdiff_t. We
could probably cast to "double" since the value in question should be
fitting into doubles.

oops! should be better now.

thanks you both,

gael

 

- Hauke

On Mon, Jun 7, 2010 at 5:53 PM, FMDSPAM <fmdspam@xxxxxxxxx> wrote:
> Hi,
>
> Am 07.06.2010 16:40, schrieb Gael Guennebaud:
>
>   *  max_k = 4 * sqrt(cache_size/(64*sizeof(Scalar)));
>
> MSVC seems to have an issue with that, please see
> http://eigen.tuxfamily.org/CDash/buildSummary.php?buildid=2473
>
> No single successful test at all!.
>
> Cheers
> Frank
>
>