[MacPorts] #58101: icu @58.2: C++ style comments are not allowed in ISO C90

[MacPorts]

#58101: icu @58.2: C++ style comments are not allowed in ISO C90
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  Reporter:  ballapete  |      Owner:  ryandesign
      Type:  defect     |     Status:  assigned
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.5.4
Resolution:             |   Keywords:  leopard
      Port:  icu        |
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Comment (by jmroot):

 The warning is probably only being displayed because of -pedantic. Most C
 compilers have allowed C++-style comments as an extension since the '90s.

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Ticket URL: <https://trac.macports.org/ticket/58101#comment:2>
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