diff options
Diffstat (limited to 'gdb/python/py-inferior.c')
| -rw-r--r-- | gdb/python/py-inferior.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/gdb/python/py-inferior.c b/gdb/python/py-inferior.c index 0659c28..c8de41d 100644 --- a/gdb/python/py-inferior.c +++ b/gdb/python/py-inferior.c @@ -864,12 +864,20 @@ static void infpy_dealloc (PyObject *obj) { inferior_object *inf_obj = (inferior_object *) obj; - struct inferior *inf = inf_obj->inferior; - if (! inf) - return; + /* The inferior itself holds a reference to this Python object, which + will keep the reference count of this object above zero until GDB + deletes the inferior and py_free_inferior is called. + + Once py_free_inferior has been called then the link between this + Python object and the inferior is set to nullptr, and then the + reference count on this Python object is decremented. + + The result of all this is that the link between this Python object and + the inferior should always have been set to nullptr before this + function is called. */ + gdb_assert (inf_obj->inferior == nullptr); - set_inferior_data (inf, infpy_inf_data_key, NULL); Py_TYPE (obj)->tp_free (obj); } |