[MacPorts] #63348: port @2.7.1 cleans when upgrading although asked via -sk not to do so

[MacPorts]

#63348: port @2.7.1 cleans when upgrading although asked via -sk not to do so
------------------------+--------------------
  Reporter:  ballapete  |      Owner:  (none)
      Type:  defect     |     Status:  new
  Priority:  Normal     |  Milestone:
 Component:  base       |    Version:  2.7.1
Resolution:             |   Keywords:
      Port:             |
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Changes (by jmroot):

 * port:  port =>


Comment:

 Yes, only long options that apply to the action can be given after the
 action name.

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Ticket URL: <https://trac.macports.org/ticket/63348#comment:2>
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