[MacPorts] #62294: diffcult to debug rev-upgrade Segmentation fault

[MacPorts]

#62294: diffcult to debug rev-upgrade Segmentation fault
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  Reporter:  diekhans  |      Owner:  (none)
      Type:  defect    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  base      |    Version:  2.6.4
Resolution:            |   Keywords:  catalina
      Port:            |
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Changes (by diekhans):

 * Attachment "tclsh8.5_2021-02-14-090657_kestrel.crash" added.

 crash log

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Ticket URL: <https://trac.macports.org/ticket/62294>
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