[MacPorts] #35070: gcc47: _GLIBCXX_DEBUG and empty ostringstream

[MacPorts]

#35070: gcc47: _GLIBCXX_DEBUG and empty ostringstream
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 Reporter:  akim.demaille@…          |       Owner:  mww@…           
     Type:  defect                   |      Status:  new             
 Priority:  Normal                   |   Milestone:                  
Component:  ports                    |     Version:  2.1.1           
 Keywords:                           |        Port:  gcc47           
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Comment(by mww@…):

 compiling gcc 4.7 with ''--enable-fully-dynamic-string'' fails on 10.7;
 also when trying your example the resuling binary is linked to ''our''
 gcc's C++-lib

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Ticket URL: <https://trac.macports.org/ticket/35070#comment:2>
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