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[3.14] gh-139525: Don't specialize functions which have a modified vectorcall (GH-139524) (#139709)

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Don't specialize functions which have a modified vectorcall
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Dino Viehland 2025-10-08 09:13:34 -07:00 • committed by GitHub
parent 1c1a0bdfdc
commit 81dc8b12f0
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3 changed files with 37 additions and 0 deletions
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9
Python/specialize.c
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@ -630,6 +630,7 @@ _PyCode_Quicken(_Py_CODEUNIT *instructions, Py_ssize_t size, int enable_counters
#define SPEC_FAIL_CALL_INIT_NOT_PYTHON 21
#define SPEC_FAIL_CALL_PEP_523 22
#define SPEC_FAIL_CALL_BOUND_METHOD 23
#define SPEC_FAIL_CALL_VECTORCALL 24
#define SPEC_FAIL_CALL_CLASS_MUTABLE 26
#define SPEC_FAIL_CALL_METHOD_WRAPPER 28
#define SPEC_FAIL_CALL_OPERATOR_WRAPPER 29
@ -2071,6 +2072,10 @@ specialize_py_call(PyFunctionObject *func, _Py_CODEUNIT *instr, int nargs,
SPECIALIZATION_FAIL(CALL, SPEC_FAIL_CALL_PEP_523);
return -1;
}
if (func->vectorcall != _PyFunction_Vectorcall) {
SPECIALIZATION_FAIL(CALL, SPEC_FAIL_CALL_VECTORCALL);
return -1;
}
int argcount = -1;
if (kind == SPEC_FAIL_CODE_NOT_OPTIMIZED) {
SPECIALIZATION_FAIL(CALL, SPEC_FAIL_CODE_NOT_OPTIMIZED);
@ -2110,6 +2115,10 @@ specialize_py_call_kw(PyFunctionObject *func, _Py_CODEUNIT *instr, int nargs,
SPECIALIZATION_FAIL(CALL, SPEC_FAIL_CALL_PEP_523);
return -1;
}
if (func->vectorcall != _PyFunction_Vectorcall) {
SPECIALIZATION_FAIL(CALL, SPEC_FAIL_CALL_VECTORCALL);
return -1;
}
if (kind == SPEC_FAIL_CODE_NOT_OPTIMIZED) {
SPECIALIZATION_FAIL(CALL, SPEC_FAIL_CODE_NOT_OPTIMIZED);
return -1;