[Octave-bug-tracker] [bug #56234] python stack overflow in test

[Orion Poplawski]

URL:
  <https://savannah.gnu.org/bugs/?56234>

                 Summary: python stack overflow in test
                 Project: GNU Octave
            Submitted by: opoplawski
            Submitted on: Mon 29 Apr 2019 02:25:48 AM UTC
                Category: Octave Forge Package
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Segfault, Bus Error, etc.
                  Status: None
             Assigned to: None
         Originator Name: 
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
                 Release: dev
        Operating System: GNU/Linux

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Details:

Trying to build octave-symbolic 2.7.1 or latest git on Fedora 30+ the
following test hangs:

 
/home/orion/rpmbuild/BUILDROOT/octave-symbolic-2.7.1-5.fc31.x86_64/usr/share/octave/packages/symbolic-2.7.1/@sym/zeta.m
Fatal Python error: Cannot recover from stack overflow.

Current thread 0x00007fad71c4f680 (most recent call first):
  File "/usr/lib/python3.7/site-packages/sympy/core/sympify.py", line 293 in
sympify
  File "/usr/lib/python3.7/site-packages/sympy/core/containers.py", line 51 in
<genexpr>
  File "/usr/lib/python3.7/site-packages/sympy/core/containers.py", line 52 in
__new__
  File "/usr/lib/python3.7/site-packages/sympy/core/containers.py", line 146
in <lambda>
  File "/usr/lib/python3.7/site-packages/sympy/core/sympify.py", line 293 in
sympify
  File "/usr/lib/python3.7/site-packages/sympy/core/containers.py", line 51 in
<genexpr>
  File "/usr/lib/python3.7/site-packages/sympy/core/containers.py", line 52 in
__new__
  File "/usr/lib/python3.7/site-packages/sympy/core/containers.py", line 146
in <lambda>
  File "/usr/lib/python3.7/site-packages/sympy/core/sympify.py", line 293 in
sympify
  File "/usr/lib/python3.7/site-packages/sympy/core/function.py", line 1218 in
__new__
  File "/usr/lib/python3.7/site-packages/sympy/core/function.py", line 1556 in
_eval_derivative
  File "/usr/lib/python3.7/site-packages/sympy/core/basic.py", line 1663 in
_visit_eval_derivative_scalar
  File "/usr/lib/python3.7/site-packages/sympy/core/basic.py", line 1658 in
_accept_eval_derivative
  File "/usr/lib/python3.7/site-packages/sympy/core/basic.py", line 1682 in
_eval_derivative_n_times
  File "/usr/lib/python3.7/site-packages/sympy/core/function.py", line 1392 in
__new__
  File "/usr/lib/python3.7/site-packages/sympy/core/expr.py", line 3095 in
diff
  File "/usr/lib/python3.7/site-packages/sympy/core/function.py", line 2115 in
doit
  File "/usr/lib/python3.7/site-packages/sympy/core/function.py", line 2136 in
evalf
  File "/usr/lib/python3.7/site-packages/sympy/core/function.py", line 2136 in
evalf
  File "/usr/lib/python3.7/site-packages/sympy/core/function.py", line 2136 in
evalf
  File "/usr/lib/python3.7/site-packages/sympy/core/function.py", line 2136 in
evalf
  File "/usr/lib/python3.7/site-packages/sympy/core/function.py", 
  ...
Waiting..............................................

This is with:
python3-3.7.3-2.fc31.x86_64
python3-sympy-1.4-1.fc31.noarch
octave-4.4.1-7.fc31.x86_64




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