Bug#1027902: ns3 FTBFS with Python 3.11 as default version

[Adrian Bunk]

Source: ns3
Version: 3.36.1+dfsg-5
Severity: serious
Tags: ftbfs

https://buildd.debian.org/status/fetch.php?pkg=ns3&arch=amd64&ver=3.36.1%2Bdfsg-5%2Bb2&stamp=1672815346&raw=0

...
In file included from /usr/include/python3.11/Python.h:44,
                 from 
/<<PKGBUILDDIR>>/ns-3.36.1/build/src/core/bindings/ns3module.h:3,
                 from 
/<<PKGBUILDDIR>>/ns-3.36.1/build/src/core/bindings/ns3module.cc:1:
/<<PKGBUILDDIR>>/ns-3.36.1/build/src/core/bindings/ns3module.cc: 
In function ‘PyObject* PyInit__core()’:
/usr/include/python3.11/object.h:136:30: error: 
lvalue required as left operand of assignment
  136 | #  define Py_TYPE(ob) Py_TYPE(_PyObject_CAST(ob))
      |                       ~~~~~~~^~~~~~~~~~~~~~~~~~~~
/<<PKGBUILDDIR>>/ns-3.36.1/build/src/core/bindings/ns3module.cc:51869:5:
 note: in expansion of macro ‘Py_TYPE’
51869 |     Py_TYPE(&PyNs3Length_Type) = &PyNs3LengthMeta_Type;
      |     ^~~~~~~
/usr/include/python3.11/object.h:136:30: error: 
lvalue required as left operand of assignment
  136 | #  define Py_TYPE(ob) Py_TYPE(_PyObject_CAST(ob))
      |                       ~~~~~~~^~~~~~~~~~~~~~~~~~~~
/<<PKGBUILDDIR>>/ns-3.36.1/build/src/core/bindings/ns3module.cc:52056:5:
 note: in expansion of macro ‘Py_TYPE’
52056 |     Py_TYPE(&PyNs3Int64x64_t_Type) = 
&PyNs3Int64x64_tMeta_Type;
      |     ^~~~~~~
/usr/include/python3.11/object.h:136:30: error: 
lvalue required as left operand of assignment
  136 | #  define Py_TYPE(ob) Py_TYPE(_PyObject_CAST(ob))
      |                       ~~~~~~~^~~~~~~~~~~~~~~~~~~~
/<<PKGBUILDDIR>>/ns-3.36.1/build/src/core/bindings/ns3module.cc:52478:5:
 note: in expansion of macro ‘Py_TYPE’
52478 |     Py_TYPE(&PyNs3NormalRandomVariable_Type) = 
&PyNs3NormalRandomVariableMeta_Type;
      |     ^~~~~~~
[ 46%] Building CXX object 
src/lte/CMakeFiles/liblte-obj.dir/model/lte-fr-soft-algorithm.cc.o
...