[MacPorts] #59335: Not able to update in Catalina

[MacPorts]

#59335: Not able to update in Catalina
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  Reporter:  Protocol79  |      Owner:  michaelld
      Type:  defect      |     Status:  assigned
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  2.6.1
Resolution:              |   Keywords:
      Port:  cmake       |
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Comment (by jmroot):

 Please use an attachment in future rather than pasting inline.

 {{{
 DEBUG: compiler clang blacklisted because it's not installed or it doesn't
 work
 }}}
 What do you get when you run `/usr/bin/clang -v`?

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Ticket URL: <https://trac.macports.org/ticket/59335#comment:3>
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