[MacPorts] #67251: R fails to configure on Tiger: Failed to configure R: Invalid value for configure.compiler

[MacPorts]

#67251: R fails to configure on Tiger: Failed to configure R: Invalid value for
configure.compiler
---------------------------+------------------------
  Reporter:  barracuda156  |      Owner:  i0ntempest
      Type:  defect        |     Status:  assigned
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  2.8.1
Resolution:                |   Keywords:  tiger
      Port:  R             |
---------------------------+------------------------

Comment (by barracuda156):

 Worked with manual passing of `configure.compiler=macports-gcc-7` on
 command line.

-- 
Ticket URL: <https://trac.macports.org/ticket/67251#comment:1>
MacPorts <https://www.macports.org/>
Ports system for macOS