[MacPorts] #59258: source-highlight fails to make docs

[MacPorts]

#59258: source-highlight fails to make docs
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  Reporter:  dubiousjim        |      Owner:  (none)
      Type:  defect            |     Status:  new
  Priority:  Normal            |  Milestone:
 Component:  ports             |    Version:
Resolution:                    |   Keywords:
      Port:  source-highlight  |
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Changes (by rmottola):

 * Attachment "main.log" added.

 Build log on 10.5 with clang 5.0

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Ticket URL: <https://trac.macports.org/ticket/59258>
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