RE: Octave 4.0.1 release candidate 1 available for ftp

[JohnD]

> Date: Fri, 11 Dec 2015 08:58:59 -0800 (PST)
> From: PhilipNienhuis <address@hidden>
> To: address@hidden
> Subject: Re: Octave 4.0.1 release candidate 1 available for ftp
> Message-ID: <address@hidden>
> Content-Type: text/plain; charset=us-ascii
> 
> John W. Eaton wrote
> > The first release candidate for Octave 4.0.1 is available from
> >
> >    ftp://alpha.gnu.org/gnu/octave
> >
> > There may be some problems that need to be fixed so it is unlikely
> > that this version will become the 4.0.1 release without some changes
> > but I hope to not have more than one or two release candidates before
> > the
> > 4.0.1 release is final.
> >
> > Please try to build this version and report any problems you find in
> > the bug tracker.  I've added a new version tag for the release
> > candidate, so please use that when reporting problems.
> 
> On Magei4 64-bit:
> 2 FAILs from osmesa.cc
> 
> On Windows (cross-built w --enable-windows-64 flag):
> 3 FAILs in axis.m, svds.m and assert.m (see below)
> 
> Philip
> 
> 
> >> test axis
> ***** test
>  hf = figure ("visible", "off");
>  unwind_protect
>    a = logspace (-5, 1, 10);
>    loglog (a, -a);
>    axis tight;
>    assert (axis (), [1e-5, 10, -10, -1e-5]);  unwind_protect_cleanup
>    close (hf);
>  end_unwind_protect
> !!!!! test failed
> ASSERT errors for:  assert (axis (),[1e-5, 10, -10, -1e-5])
> 
>   Location  |  Observed  |  Expected  |  Reason
>     (1)         1e-005       1e-005      Abs err 5.0822e-021 exceeds tol 0
>     (4)        -1e-005      -1e-005      Abs err 5.0822e-021 exceeds tol 0
> >>
> 
> ================================================
> 
> ## after installing Octave, __run_test_suite__ and then manually running
> svds:
> >> test svds
> PASSES 6 out of 6 tests
> 
> ## But then after restarting Octave:
> >> test svds
> ***** testif HAVE_ARPACK, HAVE_UMFPACK
>  [u2,s2,v2,flag] = svds (A,k,0,opts);
>  s2 = diag (s2);
>  assert (flag, !1);
>  tol = 10 * eps() * norm(s2, 1);
>  assert (s2, s(k:-1:1), tol);
> 
> !!!!! test failed
> ASSERT errors for:  assert (s2,s (k:-1:1),tol)
> 
>   Location  |  Observed  |  Expected  |  Reason
>      .          O(6x1)       E(7x1)      Dimensions don't match
> >>
> 
> ================================================
> 
> >> test assert
> ***** test
>  x = [-40:0];
>  y1 = (10.^x).*(10.^x);
>  y2 = 10.^(2*x);
>  assert (y1, y2, eps (y1));
>  fail ("assert (y1, y2 + eps*1e-70, eps (y1))"); !!!!! test failed ASSERT
errors for:
> assert (y1,y2,eps (y1))
> 
>   Location  |  Observed  |  Expected  |  Reason
>     (11)        1e-060       1e-060      Abs err 4.1454e-076 exceeds tol
> 1.3818e-076
>     (13)        1e-056       1e-056      Abs err 3.3959e-072 exceeds tol
> 1.132e-072
>     (14)        1e-054       1e-054      Abs err 4.3467e-070 exceeds tol
> 1.4489e-070
>     (19)        1e-044       1e-044      Abs err 3.7338e-060 exceeds tol
> 1.2446e-060
>     (22)        1e-038       1e-038      Abs err 2.6101e-054 exceeds tol
> 1.3051e-054
>     (23)        1e-036       1e-036      Abs err 3.341e-052 exceeds tol
> 1.6705e-052
>     (27)        1e-028       1e-028      Abs err 2.2421e-044 exceeds tol
> 1.121e-044
>     (29)        1e-024       1e-024      Abs err 3.6734e-040 exceeds tol
> 1.8367e-040
> 


Using the downloaded windows installer on my win7 machine, only 1 failure
for me:
  PASS     12937
  FAIL         1
  XFAIL       16
  SKIPPED     54

***** testif HAVE_ARPACK, HAVE_UMFPACK
 [u2,s2,v2,flag] = svds (A,k,0,opts);
 s2 = diag (s2);
 assert (flag, !1);
 tol = 10 * eps() * norm(s2, 1);
 assert (s2, s(k:-1:1), tol);

!!!!! test failed
ASSERT errors for:  assert (s2,s (k:-1:1),tol)

  Location  |  Observed  |  Expected  |  Reason
     .          O(6x1)       E(7x1)      Dimensions don't match