[MacPorts] #44810: gsl : Add gcc49 variant

[MacPorts]

#44810: gsl : Add gcc49 variant
--------------------------+--------------------------
  Reporter:  dixiao@…     |      Owner:  dtakahashi@…
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:
      Port:  gsl          |
--------------------------+--------------------------
Changes (by mf2k@…):

 * cc: sean@… (added)


Comment:

 Besides looking at the source code for it and other ports that use it, no.
 You can look at the julian portfile among others.

 I'm Cc'ing the author of the compilers portgroup for possible comment.

-- 
Ticket URL: <https://trac.macports.org/ticket/44810#comment:4>
MacPorts <http://www.macports.org/>
Ports system for OS X