[MacPorts] #68184: tagtool @0.12.3_3 Fails to Build on Lion - cxx_stdlib mismatch

[MacPorts]

#68184: tagtool @0.12.3_3 Fails to Build on Lion - cxx_stdlib mismatch
--------------------+---------------------
 Reporter:  RobK88  |      Owner:  (none)
     Type:  defect  |     Status:  new
 Priority:  Normal  |  Milestone:
Component:  ports   |    Version:  2.8.1
 Keywords:  lion    |       Port:  tagtool
--------------------+---------------------
 I am unable to install or build `tagtool` on Lion - cxx_stdlib mismatch


 {{{
 Error: Port tagtool is still broken (cxx_stdlib mismatch) after rebuilding
 it more than 3 times.
 Error: Please run port -d -y rev-upgrade and use the output to report a
 bug.
 Error: rev-upgrade failed: Port tagtool still broken after rebuilding 3
 times
 Error: Follow https://guide.macports.org/#project.tickets if you believe
 there is a bug.
 }}}


 For the output of `sudo port -d -y rev-upgrade`, see the attached log.txt

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Ticket URL: <https://trac.macports.org/ticket/68184>
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