[MacPorts] #58442: gcc9 (and other gccN) fails to install on Mojave, Xcode-10.2.1

[MacPorts]

#58442: gcc9 (and other gccN) fails to install on Mojave, Xcode-10.2.1
-------------------------+--------------------
  Reporter:  mouse07410  |      Owner:  (none)
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:  gcc9        |
-------------------------+--------------------

Comment (by cjones051073):

 I am not disputing the crash is happening. Clearly it is. My point is
 really I suspect its something (unique) in Mouse's environment causing
 this, not a general issue. As such the focus should be on what Mouse has
 in their environment causing it.

-- 
Ticket URL: <https://trac.macports.org/ticket/58442#comment:32>
MacPorts <https://www.macports.org/>
Ports system for macOS