#20094: xsrange fails with large inputs
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   Reporter:  dkrenn  |            Owner:
       Type:  defect  |           Status:  new
   Priority:  major   |        Milestone:  sage-7.1
  Component:  misc    |         Keywords:
  Merged in:          |          Authors:
  Reviewers:          |  Report Upstream:  N/A
Work issues:          |           Branch:
     Commit:          |     Dependencies:
   Stopgaps:          |
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 We have
 {{{
 sage: next(xsrange(0, 2^63-2^10+2^9))
 ...
 OverflowError: Python int too large to convert to C long
 }}}
 This is because the internally used variable `count` is to large.

 FYI,
 {{{
 sage: next(xsrange(0, 2^63-2^10+2^9-1))
 0
 }}}
 works

--
Ticket URL: <http://trac.sagemath.org/ticket/20094>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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