[MacPorts] #45509: opensp build failure with trace mode

[MacPorts]

#45509: opensp build failure with trace mode
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  Reporter:  snc@…   |      Owner:  macports-tickets@…
      Type:  defect  |     Status:  new
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:  2.3.99
Resolution:          |   Keywords:
      Port:  opensp  |
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Comment (by larryv@…):

 Ugh, `configure` is being run a second time during the build phase,
 probably in response to one of our patches.

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Ticket URL: <https://trac.macports.org/ticket/45509#comment:7>
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