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bpo-39573: Add Py_SET_TYPE() function (GH-18394)

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Add Py_SET_TYPE() function to set the type of an object.
This commit is contained in:
Victor Stinner 2020-02-07 09:17:07 +01:00 • committed by GitHub
parent daa9756cb6
commit d2ec81a8c9
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GPG key ID: 4AEE18F83AFDEB23
24 changed files with 77 additions and 48 deletions
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2
Include/cpython/objimpl.h
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@ -15,7 +15,7 @@ static inline PyObject*
_PyObject_INIT(PyObject *op, PyTypeObject *typeobj)
{
assert(op != NULL);
Py_TYPE(op) = typeobj;
Py_SET_TYPE(op, typeobj);
if (PyType_GetFlags(typeobj) & Py_TPFLAGS_HEAPTYPE) {
Py_INCREF(typeobj);
}

6
Include/object.h
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@ -128,6 +128,12 @@ static inline void _Py_SET_REFCNT(PyObject *ob, Py_ssize_t refcnt) {
}
#define Py_SET_REFCNT(ob, refcnt) _Py_SET_REFCNT(_PyObject_CAST(ob), refcnt)
static inline void _Py_SET_TYPE(PyObject *ob, PyTypeObject *type) {
ob->ob_type = type;
}
#define Py_SET_TYPE(ob, type) _Py_SET_TYPE(_PyObject_CAST(ob), type)
/*
Type objects contain a string containing the type name (to help somewhat
in debugging), the allocation parameters (see PyObject_New() and