[MacPorts] #67328: py27-greenlet: error: overloaded 'operator<<' must have at least one parameter of class or enumeration type

[MacPorts]

#67328: py27-greenlet: error: overloaded 'operator<<' must have at least one
parameter of class or enumeration type
--------------------------+----------------------
  Reporter:  ryandesign   |      Owner:  stromnov
      Type:  defect       |     Status:  assigned
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:  2.8.1
Resolution:               |   Keywords:
      Port:  py-greenlet  |
--------------------------+----------------------

Comment (by ryandesign):

 This still happens.

-- 
Ticket URL: <https://trac.macports.org/ticket/67328#comment:1>
MacPorts <https://www.macports.org/>
Ports system for macOS