RAISES_NEG static int
_psyco_curs_prefetch(cursorObject *self)
{
 int i = 0;
 if (self->pgres == NULL) {
 Dprintf("_psyco_curs_prefetch: trying to fetch data");
 do {
 i = pq_fetch(self, 0);
 Dprintf("_psycopg_curs_prefetch: result = %d", i);
 } while(i == 1);
 }
 Dprintf("_psyco_curs_prefetch: result = %d", i);
 return i;
}

psycopg/cursor_type.c: In function ‘_psyco_curs_prefetch’:
psycopg/cursor_type.c:665:12: error: Unhandled Python exception raised calling 'execute' method
 return i;
 ^
Traceback (most recent call last):
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/__init__.py", line 95, in execute
 self._check_refcounts(fun)
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/__init__.py", line 101, in _check_refcounts
 dump_json=self.dump_json)
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/refcounts.py", line 4414, in check_refcounts
 maxtrans)
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/refcounts.py", line 4267, in impl_check_refcounts
 limits=limits)
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/absinterp.py", line 3047, in iter_traces
 depth + 1):
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/absinterp.py", line 3047, in iter_traces
 depth + 1):
[...]
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/absinterp.py", line 3047, in iter_traces
 depth + 1):
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/absinterp.py", line 3011, in iter_traces
 transitions = curstate.get_transitions()
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/absinterp.py", line 2049, in get_transitions
 return self._get_transitions_for_stmt(stmt)
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/absinterp.py", line 2076, in _get_transitions_for_stmt
 return self._get_transitions_for_GimpleAssign(stmt)
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/absinterp.py", line 2605, in _get_transitions_for_GimpleAssign
 None)]
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/absinterp.py", line 1925, in mktrans_assignment
 new = self.use_next_stmt_node()
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/absinterp.py", line 1949, in use_next_stmt_node
 return self.update_stmt_node(new_stmt_node)
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/absinterp.py", line 1931, in update_stmt_node
 new = self.copy()
 File "/home/piro/dev/fs/gcc-python-plugin/libcpychecker/absinterp.py", line 1416, in copy
 self.region_for_var.copy(),
 File "/usr/lib/python2.7/collections.py", line 206, in copy
 return self.__class__(self)
 File "/usr/lib/python2.7/collections.py", line 69, in __init__
 self.__update(*args, **kwds)
 File "/usr/lib/python2.7/_abcoll.py", line 564, in update
 if isinstance(other, Mapping):
 File "/usr/lib/python2.7/abc.py", line 132, in __instancecheck__
 if subclass is not None and subclass in cls._abc_cache:
 File "/usr/lib/python2.7/_weakrefset.py", line 75, in __contains__
 return wr in self.data
RuntimeError: maximum recursion depth exceeded in cmp