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GH-91079: Revert "GH-91079: Implement C stack limits using addresses, not counters. (GH-130007)" for now (GH130413)

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Revert "GH-91079: Implement C stack limits using addresses, not counters. (GH-130007)" for now

Unfortunatlely, the change broke some buildbots.

This reverts commit 2498c22fa0.
This commit is contained in:
Petr Viktorin 2025-02-24 11:16:08 +01:00 • committed by GitHub
parent 0ff1611574
commit ef29104f7d
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GPG key ID: B5690EEEBB952194
47 changed files with 1466 additions and 1220 deletions
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18
Include/pythonrun.h
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@ -21,18 +21,14 @@ PyAPI_FUNC(void) PyErr_DisplayException(PyObject *);
/* Stuff with no proper home (yet) */
PyAPI_DATA(int) (*PyOS_InputHook)(void);
/* Stack size, in "pointers". This must be large enough, so
* no two calls to check recursion depth are more than this far
* apart. In practice, that means it must be larger than the C
* stack consumption of PyEval_EvalDefault */
#if defined(Py_DEBUG) && defined(WIN32)
# define PYOS_STACK_MARGIN 3072
#else
# define PYOS_STACK_MARGIN 2048
#endif
#define PYOS_STACK_MARGIN_BYTES (PYOS_STACK_MARGIN * sizeof(void *))
/* Stack size, in "pointers" (so we get extra safety margins
on 64-bit platforms). On a 32-bit platform, this translates
to an 8k margin. */
#define PYOS_STACK_MARGIN 2048
#if defined(WIN32)
#if defined(WIN32) && !defined(MS_WIN64) && !defined(_M_ARM) && defined(_MSC_VER) && _MSC_VER >= 1300
/* Enable stack checking under Microsoft C */
// When changing the platforms, ensure PyOS_CheckStack() docs are still correct
#define USE_STACKCHECK
#endif