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[Bug c++/53455] boost::python segfault
- From: "redi at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 14 Jun 2012 12:51:08 +0000
- Subject: [Bug c++/53455] boost::python segfault
- Auto-submitted: auto-generated
- References: <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]