#13364: Upgrade Maxima to 5.29.1
-------------------------------------+--------------------------------------
Reporter: kcrisman | Owner: tbd
Type: enhancement | Status: new
Priority: major | Milestone: sage-5.6
Component: packages | Resolution:
Keywords: maxima spkg | Work issues: fix doctests, build with
latest ECL, fix `spkg-install`
Report Upstream: N/A | Reviewers: Karl-Dieter Crisman,
François Bissey, Leif Leonhardy
Authors: Jean-Pierre Flori | Merged in:
Dependencies: #13324 | Stopgaps:
-------------------------------------+--------------------------------------
Comment (by leif):
Replying to [comment:34 leif]:
> The offending test seems to be
> {{{
> ...
>
> Trying:
> f = abs(sin(x))###line 653:_sage_ >>> f = abs(sin(x))
> Expecting nothing
> ok
> Trying:
> integrate(f, x, Integer(0), Integer(2)*pi) # long time (4s on
sage.math, 2012)###line 654:_sage_ >>> integrate(f, x, 0, 2*pi) # long
time (4s on sage.math, 2012)
> Expecting:
> integrate(abs(sin(x)), x, 0, 2*pi)
> ;;;
> ;;; Detected access to protected memory, also kwown as 'bus or
segmentation fault'.
> ;;; Jumping to the outermost toplevel prompt
> ;;;
>
> ...
> }}}
> (provided the output is in sync, which is not always the case with
`-verbose`).
Yep,
{{{
sage: f = abs(sin(x))
sage: integrate(f, x, 0, 2*pi)
}}}
behaves exactly the same, i.e., the interpreter "exits" with a
segmentation fault, after thousands of ''"Detected access to protected
memory ..."'' messages.
(Sage's own signal handler doesn't get called.)
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/13364#comment:35>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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