I haven't looked at the details, but I would guess that singular's polymake
interface is out of date / untested (our polymake package is up to date). A
ticket should be created and upstream singular be notified.
Matthias
On Thursday, January 12, 2017 at 11:00:36 AM UTC-8, François wrote:
>
> I now see that was indeed the problem. No easy to solve it sage side
> without dropping the experimental polymake package or never building the
> singular interface to it.
> Considering version problems between singular and polymake, the later
> would be my inclination.
>
> Francois
>
> On 13/01/2017, at 7:51 AM, Francois Bissey <francoi...@canterbury.ac.nz
> <javascript:>> wrote:
>
> Would you happen to have polymake installed system wide?
>
> Francois
>
> On 13/01/2017, at 12:29 AM, moritz <mor...@math.fu-berlin.de <javascript:>>
> wrote:
>
> When trying to build sage from source on my debian box with a current sid
> install, I get the following error:
>
> [singular-4.1.0p1] ../../../gfanlib/gfanlib_matrix.h:221:24: warning:
> comparison between signed and unsigned integer expressions [-Wsign-compare]
> [singular-4.1.0p1] Makefile:573: recipe for target
> 'polymake_la-polymake_conversion.lo' failed
> [singular-4.1.0p1] make[8]: *** [polymake_la-polymake_conversion.lo] Error
> 1
>
> In the log file, I get a couple of the following errors:
> polymake_conversion.cc:176:56: error: cannot convert
> 'pm::array_traits<pm::Integer>::iterator {aka pm::ptr_wrapper<pm::Integer,
> false>}' to 'const pm::Integer*' in initialization
>
> If it helps I will gladly attach the log file.
>
> The version I am trying to build is the current develop branch 7.5.rc3,
> but I also get an error for the master branch.
>
> Any help would be highly appreciated!
>
>
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