[MacPorts] #56551: broken ports due to cxx_stdlib mismatch

[MacPorts]

#56551: broken ports due to cxx_stdlib mismatch
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  Reporter:  EJFielding                            |      Owner:  (none)
      Type:  defect                                |     Status:  new
  Priority:  Normal                                |  Milestone:
 Component:  ports                                 |    Version:  2.5.0
Resolution:                                        |   Keywords:
      Port:  TeXShop4 py27-scipy hdf5 SuiteSparse  |
---------------------------------------------------+--------------------

Comment (by jmroot):

 You probably have revupgrade_mode set to `report` in your macports.conf
 then. You'll either have to change it to `rebuild` or reinstall the
 affected ports manually, since the new base version can't fix the metadata
 for ports that have already been installed.

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Ticket URL: <https://trac.macports.org/ticket/56551#comment:14>
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