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gh-137956: Guard against non-free-threaded extensions in free-threaded builds #137957

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Merged
encukou merged 6 commits into from
Sep 15, 2025
Merged

gh-137956: Guard against non-free-threaded extensions in free-threaded builds #137957

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3eaf52f
PyModuleDef_Init: Fail if non-free-threading ABI is detected.
encukou Jul 25, 2025
6611db7
Add blurb
encukou Aug 19, 2025
661afd4
#ifdef, not #if
encukou Aug 19, 2025
f3da7b6
Merge branch 'main' into ft-check-gilabi
encukou Sep 1, 2025
443e0af
Merge branch 'main' into ft-check-gilabi
encukou Sep 5, 2025
b1a9b58
Update Objects/moduleobject.c
encukou Sep 15, 2025
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Update Objects/moduleobject.c
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@encukou
encukou authored Sep 15, 2025
commit b1a9b58b2e8a41410de80f0e857c4dcc758793d6
2 changes: 1 addition & 1 deletion Objects/moduleobject.c
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Expand Up @@ -89,7 +89,7 @@ PyModuleDef_Init(PyModuleDef* def)
// - 0b1111 (e.g. from UINT_MAX)
// (The values may change at runtime as the PyModuleDef is used, but
// PyModuleDef_Init is required before using the def as a Python object,
// so this check at least once with the initial values.
// so we check at least once with the initial values.
uint16_t flags = ((PyObject*)def)->ob_flags;
uint16_t bits = _Py_STATICALLY_ALLOCATED_FLAG | _Py_LEGACY_ABI_CHECK_FLAG;
if ((flags & bits) != _Py_STATICALLY_ALLOCATED_FLAG) {
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