#18546: Make arb a standard package
-------------------------------------+-------------------------------------
       Reporter:  mmezzarobba        |        Owner:
           Type:  enhancement        |       Status:  needs_work
       Priority:  major              |    Milestone:  sage-6.9
      Component:  packages:          |   Resolution:
  standard                           |    Merged in:
       Keywords:                     |    Reviewers:  Clemens Heuberger
        Authors:  Marc Mezzarobba    |  Work issues:
Report Upstream:  N/A                |       Commit:
         Branch:  u/cheuberg/18546   |  91c518409c7ce601f3f8f2941e2b2a2ef49e4384
  -arb-std                           |     Stopgaps:
   Dependencies:  #18560             |
-------------------------------------+-------------------------------------
Changes (by vbraun):

 * status:  positive_review => needs_work


Comment:

 Testsuite fails on 32-bit Linux
 {{{
 atan....PASS
 atan2....FAIL: containment

 a = (-143601044557104111888298409983 * 2^-97) +/- (0)

 b = (-1 * 2^5) +/- (1040502623 * 2^-94)

 c = (-1933204245030245427143485 * 2^-80) +/- (959240107 * 2^-104)

 make[4]: *** [../build/arb/test/t-atan2_RUN] Aborted (core dumped)
 atan_arf....g++ -pthread -shared -L/home/buildslave-
 sage/slave/sage_git/build/local/lib build/temp.linux-i686-2.7/home
 /buildslave-
 sage/slave/sage_git/build/src/build/cythonized/sage/matrix/matrix_cyclo_dense.o
 -L/home/buildslave-sage/slave/sage_git/build/local/lib -L/home/buildslave-
 sage/slave/sage_git/build/local/lib -lntl -lgmp -lstdc++ -lpython2.7 -o
 build/lib.linux-i686-2.7/sage/matrix/matrix_cyclo_dense.so
 [ 75/170] gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall
 -fPIC -I/home/buildslave-sage/slave/sage_git/build/local/include -I/home
 /buildslave-sage/slave/sage_git/build/local/include/python2.7 -I/home
 /buildslave-sage/slave/sage_git/build/local/lib/python2.7/site-
 packages/numpy/core/include -I/home/buildslave-
 sage/slave/sage_git/build/src -I/home/buildslave-
 sage/slave/sage_git/build/src/sage/ext -I/home/buildslave-
 sage/slave/sage_git/build/src/build/cythonized -I/home/buildslave-
 sage/slave/sage_git/build/src/build/cythonized/sage/ext -I/home
 /buildslave-sage/slave/sage_git/build/local/include/python2.7 -c /home
 /buildslave-
 sage/slave/sage_git/build/src/build/cythonized/sage/matrix/matrix_modn_sparse.c
 -o build/temp.linux-i686-2.7/home/buildslave-
 sage/slave/sage_git/build/src/build/cythonized/sage/matrix/matrix_modn_sparse.o
 -fno-strict-aliasing -w -fno-tree-dominator-opts
 FAIL: containment

 a = (-9905938165778121085362896895 * 2^-91) +/- (0)

 b = (-2031897670652875033840701129116896875534188457349248225 * 2^-180)
 +/- (538444801 * 2^-210)

 make[4]: *** [../build/arb/test/t-atan_RUN] Aborted (core dumped)
 }}}

--
Ticket URL: <http://trac.sagemath.org/ticket/18546#comment:19>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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