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Re: Test failed in Octave 3.4.0


From: marco atzeri
Subject: Re: Test failed in Octave 3.4.0
Date: Wed, 9 Feb 2011 18:16:49 +0100

2011/2/9 José Luis García Pallero
> Hello,
> First of all, my system is a Debian/GNU Linux unstable in a centrino
> 1.3 GHz laptop. The compiler is gcc 4.4.5 and all dependencias are
> checked
>
> I've compiled the Octave 3.4.0 and one test has failed:
>
>>>>>> processing /home/topo/Desktop/octave-3.4.0/scripts/sparse/svds.m
>  ***** testif HAVE_UMFPACK
>  [u2,s2,v2,flag] = svds(A,k,0,opts);
>  s2 = diag(s2);
>  assert(flag,!1);
>  assert(s2, s(k:-1:1), 1e-10);
> !!!!! test failed
> assert (s2,s (k:-1:1),1e-10) expected
>   38.060
>   38.034
>   38.034
>   38.015
>   38.015
>   38.004
>   38.004
> but got
>   38.034
>   38.034
>   38.015
>   38.015
>   38.004
>   38.004
> Dimensions don't match

it is a random failure already seen in the past.
On my machine it happens with Atlas but not with Lapack.

>
> Two days ago I compiled the RC 3.3.92 version and all tests were OK.
>
> On the other hand, some tests for lu.cc file have been skiped "due to
> missing features". But when I compiled the code, the configure script
> do not emit any warning and I think that I have all dependencies:
>
>  Lex libraries:
>  LIBS:                        -lm
>
>  AMD CPPFLAGS:
>  AMD LDFLAGS:
>  AMD libraries:               -lamd
>  BLAS libraries:              -lcblas -lf77blas -latlas

Atlas lib

>  CAMD CPPFLAGS:
>  CAMD LDFLAGS:
>  CAMD libraries:              -lcamd
>  CARBON libraries:
>  CCOLAMD CPPFLAGS:
>  CCOLAMD LDFLAGS:
>  CCOLAMD libraries:           -lccolamd
>  CHOLMOD CPPFLAGS:
>  CHOLMOD LDFLAGS:
>  CHOLMOD libraries:           -lcholmod
>  COLAMD CPPFLAGS:
>  COLAMD LDFLAGS:
>  COLAMD libraries:            -lcolamd
>  CURL CPPFLAGS:
>  CURL LDFLAGS:
>  CURL libraries:              -lcurl
>  CXSPARSE CPPFLAGS:
>  CXSPARSE LDFLAGS:
>  CXSPARSE libraries:          -lcxsparse
>  DL libraries:                -ldl
>  FFTW3 CPPFLAGS:
>  FFTW3 LDFLAGS:
>  FFTW3 libraries:             -lfftw3
>  FFTW3F CPPFLAGS:
>  FFTW3F LDFLAGS:
>  FFTW3F libraries:            -lfftw3f
>  fontconfig CFLAGS:
>  fontconfig LIBS:             -lfontconfig
>  FT2_CFLAGS:                  -I/usr/include/freetype2
>  FT2_LIBS:                    -lfreetype -lz
>  GLPK CPPFLAGS:
>  GLPK LDFLAGS:
>  GLPK libraries:              -lglpk
>  graphics CFLAGS:                -D_THREAD_SAFE -D_REENTRANT
>  graphics LIBS:               -lfltk_gl -lfltk
>  Magick++ CPPFLAGS:           -I/usr/include/GraphicsMagick
>  Magick++ LDFLAGS:
>  Magick++ libraries:          -lGraphicsMagick++ -lGraphicsMagick
>  HDF5 CPPFLAGS:
>  HDF5 LDFLAGS:
>  HDF5 libraries:              -lhdf5
>  LAPACK libraries:            -llapack
>  OPENGL libraries:            -lfontconfig   -lGL -lGLU
>  PTHREAD flags:               -pthread
>  PTHREAD libraries:
>  QHULL CPPFLAGS:
>  QHULL LDFLAGS:
>  QHULL libraries:             -lqhull
>  QRUPDATE libraries:          -lqrupdate
>  READLINE libraries:          -lreadline
>  REGEX libraries:             -L/usr/lib -lpcre
>  TERM libraries:              -lncurses
>  UMFPACK libraries:           -lumfpack
>  X11 include flags:
>  X11 libraries:               -lX11
>  Z CPPFLAGS:
>  Z LDFLAGS:
>  Z libraries:                 -lz
>
>  Default pager:               more
>  gnuplot:                     gnuplot
>
>  Do internal array bounds checking:  false
>  Build static libraries:             false
>  Build shared libraries:             true
>  Dynamic Linking:                    true (dlopen)
>  Include support for GNU readline:   true
>  64-bit array dims and indexing:     false
>
> --
> *****************************************
> José Luis García Pallero

Marco


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