[MacPorts] #37994: qt4-mac: Objective-C block (^) support not detected

[MacPorts]

#37994: qt4-mac: Objective-C block (^) support not detected
--------------------------+-------------------------
 Reporter:  ryandesign@…  |      Owner:  michaelld@…
     Type:  defect        |     Status:  new
 Priority:  Normal        |  Milestone:
Component:  ports         |    Version:  2.1.3
 Keywords:  leopard       |       Port:  qt4-mac
--------------------------+-------------------------
 Unable to upgrade qt4-mac 4.8.4_3 to 4.8.4_4 on Leopard:

 {{{
 :info:configure Determining system architecture... (Darwin:9.8.0:i386)
 :info:configure     'macosx' is supported
 :info:configure System architecture: 'macosx'
 :info:configure CPATH support detected
 :info:configure LIBRARY_PATH support detected
 :info:configure compiler flag -fconstant-cfstrings support detected
 :info:configure Objective-C block (^) support not detected
 :info:configure error: The compiler (/usr/bin/g++-4.0) does not seem to
 support the Objective-C blocks (^), which are used by Qt when compiling on
 Mac OS X.
 }}}

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Ticket URL: <https://trac.macports.org/ticket/37994>
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