[MacPorts] #26585: Intelligent upgrade

[MacPorts]

#26585: Intelligent upgrade
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 Reporter:  tommyd@…             |       Owner:  macports-tickets@…                   
     Type:  enhancement          |      Status:  new                                  
 Priority:  Normal               |   Milestone:                                       
Component:  base                 |     Version:  1.9.1                                
 Keywords:                       |        Port:  p5-io-compress-zlib                  
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Comment(by jmr@…):

 Good question. I'd need to see debug output for your upgrade since I can't
 reproduce this behaviour myself.

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Ticket URL: <https://trac.macports.org/ticket/26585#comment:6>
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