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From: "redi at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/53455] boost::python segfault Date: Thu, 14 Jun 2012 12:51:00 -0000 [thread overview] Message-ID: <bug-53455-4-I8GcTXZqsX@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-53455-4@http.gcc.gnu.org/bugzilla/> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53455 --- Comment #12 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-06-14 12:51:08 UTC --- Maybe someone should look at fixing these warnings in Boost.Python, or ensure -fno-strict-aliasing is used "g++" -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -m64 -pthread -fPIC -DBOOST_ALL_NO_LIB=1 -DBOOST_PYTHON_SOURCE -DNDEBUG -I"." -I"/apps/infra/3rd-party/gcc-4.4-64/python-2.6.5/include/python2.6" -c -o "bin.v2/libs/python/build/gcc-4.7.0/release/threading-multi/object/enum.o" "libs/python/src/object/enum.cpp" libs/python/src/object/enum.cpp: In function 'boost::python::api::object boost::python::objects::{anonymous}::new_enum_type(const char*, const char*)': libs/python/src/object/enum.cpp:150:11: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] "g++" -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -m64 -pthread -fPIC -DBOOST_ALL_NO_LIB=1 -DBOOST_PYTHON_SOURCE -DNDEBUG -I"." -I"/apps/infra/3rd-party/gcc-4.4-64/python-2.6.5/include/python2.6" -c -o "bin.v2/libs/python/build/gcc-4.7.0/release/threading-multi/object/class.o" "libs/python/src/object/class.cpp" libs/python/src/object/class.cpp: In function 'PyObject* boost::python::objects::static_data()': libs/python/src/object/class.cpp:211:11: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] libs/python/src/object/class.cpp: In function 'boost::python::type_handle boost::python::objects::class_metatype()': libs/python/src/object/class.cpp:319:11: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] libs/python/src/object/class.cpp: In function 'boost::python::type_handle boost::python::objects::class_type()': libs/python/src/object/class.cpp:473:11: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] gcc.compile.c++ bin.v2/libs/python/build/gcc-4.7.0/release/threading-multi/object/life_support.o "g++" -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -m64 -pthread -fPIC -DBOOST_ALL_NO_LIB=1 -DBOOST_PYTHON_SOURCE -DNDEBUG -I"." -I"/apps/infra/3rd-party/gcc-4.4-64/python-2.6.5/include/python2.6" -c -o "bin.v2/libs/python/build/gcc-4.7.0/release/threading-multi/object/life_support.o" "libs/python/src/object/life_support.cpp" libs/python/src/object/life_support.cpp: In function 'PyObject* boost::python::objects::make_nurse_and_patient(PyObject*, PyObject*)': libs/python/src/object/life_support.cpp:94:9: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] libs/python/src/object/life_support.cpp:96:9: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] gcc.compile.c++ bin.v2/libs/python/build/gcc-4.7.0/release/threading-multi/object/function.o "g++" -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -m64 -pthread -fPIC -DBOOST_ALL_NO_LIB=1 -DBOOST_PYTHON_SOURCE -DNDEBUG -I"." -I"/apps/infra/3rd-party/gcc-4.4-64/python-2.6.5/include/python2.6" -c -o "bin.v2/libs/python/build/gcc-4.7.0/release/threading-multi/object/function.o" "libs/python/src/object/function.cpp" libs/python/src/object/function.cpp: In constructor 'boost::python::objects::function::function(const boost::python::objects::py_function&, const boost::python::detail::keyword*, unsigned int)': libs/python/src/object/function.cpp:108:9: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] libs/python/src/object/function.cpp:110:9: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
next prev parent reply other threads:[~2012-06-14 12:51 UTC|newest] Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-05-22 17:41 [Bug c++/53455] New: g++ builds segfault in boost::python j.wielicki at sotecware dot net 2012-05-22 17:42 ` [Bug c++/53455] " j.wielicki at sotecware dot net 2012-05-22 17:50 ` j.wielicki at sotecware dot net 2012-05-22 18:36 ` s_gccbugzilla at nedprod dot com 2012-05-22 19:08 ` rene.kuettner at gmail dot com 2012-05-22 20:08 ` [Bug c++/53455] boost::python segfault s_gccbugzilla at nedprod dot com 2012-05-24 14:29 ` ndbecker2 at gmail dot com 2012-05-24 14:42 ` org.gnu.gcc.bugtracker at sotecware dot net 2012-05-24 15:10 ` org.gnu.gcc.bugtracker at sotecware dot net 2012-06-13 22:14 ` mbec at gmto dot org 2012-06-14 0:47 ` mbec at gmto dot org 2012-06-14 11:49 ` s_gccbugzilla at nedprod dot com 2012-06-14 12:51 ` redi at gcc dot gnu.org [this message] 2012-06-14 13:15 ` redi at gcc dot gnu.org 2012-06-14 13:22 ` redi at gcc dot gnu.org 2012-06-14 13:25 ` s_gccbugzilla at nedprod dot com 2012-06-14 13:27 ` org.gnu.gcc.bugtracker at sotecware dot net 2012-06-14 14:01 ` redi at gcc dot gnu.org 2012-06-14 15:15 ` s_gccbugzilla at nedprod dot com 2012-06-14 15:21 ` org.gnu.gcc.bugtracker at sotecware dot net 2012-06-14 15:45 ` redi at gcc dot gnu.org 2012-06-14 16:10 ` org.gnu.gcc.bugtracker at sotecware dot net 2012-06-14 16:16 ` s_gccbugzilla at nedprod dot com 2012-06-14 16:22 ` redi at gcc dot gnu.org 2012-06-14 16:24 ` redi at gcc dot gnu.org 2012-06-14 16:37 ` s_gccbugzilla at nedprod dot com
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