[MacPorts] #30459: port upgrade installed not working after port selfupdate command

[MacPorts]

#30459: port upgrade installed not working after port selfupdate command
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 Reporter:  serra@…                 |       Owner:  macports-tickets@…                   
     Type:  defect                  |      Status:  new                                  
 Priority:  Normal                  |   Milestone:                                       
Component:  ports                   |     Version:  2.0.0                                
 Keywords:                          |        Port:                                       
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Comment(by ryandesign@…):

 > /opt/local/include/cstdarg:56: error: syntax error before ':' token

 Where does that file come from? I don't have it on my system. What do you
 get when you run `port provides /opt/local/include/cstdarg`?

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Ticket URL: <https://trac.macports.org/ticket/30459#comment:1>
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