#14711: Memleak when creating QuadraticField
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Reporter: jpflori | Owner:
Type: defect | davidloeffler
Priority: critical | Status: new
Component: number fields | Milestone: sage-5.12
Keywords: memleak, number field, | Resolution:
QuadraticField | Merged in:
Authors: | Reviewers:
Report Upstream: N/A | Work issues:
Branch: | Commit:
Dependencies: | Stopgaps:
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Comment (by SimonKing):
Replying to [comment:17 jpflori]:
> > However, I don't see why one shouldn't use a `WeakValueDictionary`
instead.
> Me neither, unless someone has the habit to play frequently with the
same number field but without keeping any of its elements alive between
different uses, personally I don't and would not really see the point.
>
> If we switch to a weak value dict, we could also get rid of the cache
argument of the constructor then which won't be that useful/sensible
anymore.
I think it isn't sensible anyway. But that's not the point. We first need
to find out what keeps the fields alive, when using the branch that I am
now about to push. Wait a minute...
--
Ticket URL: <http://trac.sagemath.org/ticket/14711#comment:19>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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