dev-python/PyQt4 requires x11-libs/qt:4 built with "zlib" USE flag. The appropriate check should be added to pkg_setup(). I found somebody with this problem on Gentoo Fora. The following output is copied from his post: sipQtCorecmodule.cpp: In function 'PyObject* func_qUncompress(PyObject*, PyObject*)': sipQtCorecmodule.cpp:8312: error: 'qUncompress' was not declared in this scope sipQtCorecmodule.cpp: In function 'PyObject* func_qCompress(PyObject*, PyObject*)': sipQtCorecmodule.cpp:8343: error: 'qCompress' was not declared in this scope sip/QtCore/qobject.sip: In function 'void initQtCore()': sip/QtCore/qobject.sip:2943: warning: dereferencing type-punned pointer will break strict-aliasing rules make[1]: *** [sipQtCorecmodule.o] Błąd 1 make[1]: *** Oczekiwanie na niezakończone zadania.... make[1]: Opuszczenie katalogu `/var/tmp/portage/dev-python/PyQt4-4.3/work/PyQt-x11-gpl-4.3/QtCore' make: *** [all] Błąd 2
*** This bug has been marked as a duplicate of bug 188389 ***