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bpo-36974: implement PEP 590 (GH-13185)

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Co-authored-by: Jeroen Demeyer <J.Demeyer@UGent.be>
Co-authored-by: Mark Shannon <mark@hotpy.org>
This commit is contained in:
Jeroen Demeyer 2019-05-29 20:31:52 +02:00 • committed by Petr Viktorin
parent d30da5dd9a
commit aacc77fbd7
22 changed files with 411 additions and 240 deletions
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13
Objects/methodobject.c
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@ -46,6 +46,14 @@ PyCFunction_NewEx(PyMethodDef *ml, PyObject *self, PyObject *module)
op->m_self = self;
Py_XINCREF(module);
op->m_module = module;
if (ml->ml_flags & METH_VARARGS) {
/* For METH_VARARGS functions, it's more efficient to use tp_call
* instead of vectorcall. */
op->vectorcall = NULL;
}
else {
op->vectorcall = &_PyCFunction_FastCallKeywords;
}
_PyObject_GC_TRACK(op);
return (PyObject *)op;
}
@ -264,7 +272,7 @@ PyTypeObject PyCFunction_Type = {
sizeof(PyCFunctionObject),
0,
(destructor)meth_dealloc, /* tp_dealloc */
0, /* tp_print */
offsetof(PyCFunctionObject, vectorcall), /* tp_vectorcall_offset */
0, /* tp_getattr */
0, /* tp_setattr */
0, /* tp_reserved */
@ -278,7 +286,8 @@ PyTypeObject PyCFunction_Type = {
PyObject_GenericGetAttr, /* tp_getattro */
0, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC,/* tp_flags */
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
_Py_TPFLAGS_HAVE_VECTORCALL, /* tp_flags */
0, /* tp_doc */
(traverseproc)meth_traverse, /* tp_traverse */
0, /* tp_clear */