https://github.com/python/cpython/commit/6e5b9f3d00658ce07909d78d1a796e95ad5dba1a
commit: 6e5b9f3d00658ce07909d78d1a796e95ad5dba1a
branch: main
author: Mark Shannon <[email protected]>
committer: markshannon <[email protected]>
date: 2025-03-11T11:53:07Z
summary:
GH-127705: Check for immortality in refcount accounting (#131072)
Check for immortality in refcount accounting
files:
M Include/refcount.h
diff --git a/Include/refcount.h b/Include/refcount.h
index 88918409d934f6..e66e4aaace3140 100644
--- a/Include/refcount.h
+++ b/Include/refcount.h
@@ -249,7 +249,9 @@ static inline Py_ALWAYS_INLINE void
Py_INCREF_MORTAL(PyObject *op)
op->ob_refcnt++;
_Py_INCREF_STAT_INC();
#if defined(Py_REF_DEBUG) && !defined(Py_LIMITED_API)
- _Py_INCREF_IncRefTotal();
+ if (!_Py_IsImmortal(op)) {
+ _Py_INCREF_IncRefTotal();
+ }
#endif
}
#endif
@@ -391,7 +393,9 @@ static inline void Py_DECREF_MORTAL(const char *filename,
int lineno, PyObject *
}
_Py_DECREF_STAT_INC();
assert(!_Py_IsStaticImmortal(op));
- _Py_DECREF_DecRefTotal();
+ if (!_Py_IsImmortal(op)) {
+ _Py_DECREF_DecRefTotal();
+ }
if (--op->ob_refcnt == 0) {
_Py_Dealloc(op);
}
@@ -407,7 +411,9 @@ static inline void _Py_DECREF_MORTAL_SPECIALIZED(const char
*filename, int linen
}
_Py_DECREF_STAT_INC();
assert(!_Py_IsStaticImmortal(op));
- _Py_DECREF_DecRefTotal();
+ if (!_Py_IsImmortal(op)) {
+ _Py_DECREF_DecRefTotal();
+ }
if (--op->ob_refcnt == 0) {
destruct(op);
}
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