[MacPorts] #55471: Use separate portindexes for libc++ on older systems

[MacPorts]

#55471: Use separate portindexes for libc++ on older systems
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  Reporter:  ryandesign   |      Owner:  neverpanic
      Type:  enhancement  |     Status:  closed
  Priority:  Normal       |  Milestone:
 Component:  base         |    Version:
Resolution:  wontfix      |   Keywords:
      Port:               |
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Changes (by jmroot):

 * status:  assigned => closed
 * resolution:   => wontfix
 * milestone:  MacPorts 2.7.0 =>


Comment:

 This was never done and the libc++ transition has happened.

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Ticket URL: <https://trac.macports.org/ticket/55471#comment:36>
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