[MacPorts] #33544: Change default gfortran/gcj dependency from gcc44 to gcc45

[MacPorts]

#33544: Change default gfortran/gcj dependency from gcc44 to gcc45
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 Reporter:  jmr@…             |       Owner:  macports-tickets@…                   
     Type:  enhancement       |      Status:  new                                  
 Priority:  Normal            |   Milestone:                                       
Component:  ports             |     Version:                                       
 Keywords:                    |        Port:                                       
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Comment(by peter@…):

 The miriad port already uses gcc45 as its default variant. I needed to
 push an update anyway, so I've done that in #33567 and also added a gcc46
 variant as an option.

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Ticket URL: <https://trac.macports.org/ticket/33544#comment:5>
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