Re: Octave 3.5.92 snapshot available for ftp

[Martin Helm]

Am 07.01.2012 17:31, schrieb Martin Helm:
> Snapshot builds well and shows no errors with make check on openSUSE
> 12.1 (gcc 4.6.2)
> and 11.4 (gcc 4.5.1) both 64bit.
>
> A note for openSUSE 12.1 users:
> When building against the umfpack from the science repository the
> configure switch
> --with-umfpack="-lumfpack -lcholmod -lcolamd -llapack"
> was needed to succeed and arpack installed from
> http://download.opensuse.org/repositories/home:/ocefpaf/openSUSE_12.1/
> libarpack2-2.1-11.1.x86_64
> libarpack2-devel-2.1-11.1.x86_64
>
> for both versions (11.4 and 12.1) no skipped tests and 1 fail on 12.1
> and no fails on 11.4.
>
> On 12.1
> Summary:
>
>   PASS  10134
>   FAIL      1
>
> There were 2 expected failures (see fntests.log for details).
>
> Expected failures are known bugs.  Please help improve Octave
> by contributing fixes for them.
>
> 243 (of 803) .m files have no tests.
>
> 38 (of 154) .cc files have no tests.
>
> The failed test in 12.1 is
>
>   ***** testif HAVE_CXSPARSE
>  n = 20; d= 0.2;
>  a = sprandn(n,n,d)+speye(n,n);
>  [c,r] = qr(a,ones(n,1));
>  assert (r\c,full(a)\ones(n,1),10e-10)
> !!!!! test failed
> assert (r \ c,full (a) \ ones (n, 1),10e-10) expected
> <skip>
> maximum absolute error 3.678e-09 exceeds tolerance 1e-09
>
> I will look what triggers that.
Running make check now five times on 12.1 the fail does not repeat
(pass. 10135 fail:0), seems to be a somewhat random problem.