[MacPorts] #34722: py27-pyqt4 fails to build on snow leopard/xcode 4.2

[MacPorts]

#34722: py27-pyqt4 fails to build on snow leopard/xcode 4.2
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 Reporter:  miguel.barao@…          |       Owner:  macports-tickets@…                   
     Type:  defect                  |      Status:  new                                  
 Priority:  Normal                  |   Milestone:                                       
Component:  ports                   |     Version:  2.1.1                                
 Keywords:                          |        Port:  py27-pyqt4                           
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 {{{
 ...
 --->  Activating qt4-mac @4.7.4_1+quartz
 --->  Cleaning qt4-mac
 --->  Fetching archive for py27-pyqt4
 --->  Attempting to fetch py27-pyqt4-4.9.1_0.darwin_10.x86_64.tbz2 from
 http://packages.macports.org/py27-pyqt4
 --->  Fetching distfiles for py27-pyqt4
 --->  Attempting to fetch PyQt-mac-gpl-4.9.1.tar.gz from
 http://lil.fr.distfiles.macports.org/python
 --->  Verifying checksum(s) for py27-pyqt4
 --->  Extracting py27-pyqt4
 --->  Applying patches to py27-pyqt4
 --->  Configuring py27-pyqt4
 Error: org.macports.configure for port py27-pyqt4 returned: configure
 failure: command execution failed
 Error: Failed to install py27-pyqt4
 Please see the log file for port py27-pyqt4 for details:
 /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports
 .org_release_tarballs_ports_python_py-pyqt4/py27-pyqt4/main.log
 Error: The following dependencies were not installed: py27-pyqt4 py27-rope
 py27-scipy swig-python swig py27-sphinx py27-docutils py27-roman
 py27-jinja2 py27-markupsafe py27-pygments sphinx_select
 To report a bug, follow the instructions in the guide:
     http://guide.macports.org/#project.tickets
 Error: Processing of port py27-spyder failed
 }}}

 OS X Version is 10.6.8
 XCode version is 4.2

 Its seems that the compiler /usr/bin/g++-4.2 is referred in the configure
 script but it does not exist (see attached log).
 There is a /usr/bin/llvm-g++-4.2 though.

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Ticket URL: <https://trac.macports.org/ticket/34722>
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