[MacPorts] #53816: Failed to build llvm-3.9: command execution failed

[MacPorts]

#53816: Failed to build llvm-3.9: command execution failed
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  Reporter:  cullub    |      Owner:
      Type:  defect    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:
Resolution:            |   Keywords:
      Port:  llvm-3.9  |
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Comment (by kencu):

 See line 812.

 You can delete that deployment target line....it will do you nothing good
 and may cause troubles like you have found now.

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Ticket URL: <https://trac.macports.org/ticket/53816#comment:3>
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