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[3.9] bpo-43710: Rollback the 3.9 bpo-42500 fix, it broke the ABI in 3.9.3 (#25179)

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This reverts commit 8b795ab554.

It changed the PyThreadState structure size, breaking the ABI in 3.9.3.
This commit is contained in:
Gregory P. Smith 2021-04-04 04:02:29 -07:00 • committed by GitHub
parent de0b2b1330
commit c7b0feca25
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GPG key ID: 4AEE18F83AFDEB23
9 changed files with 79 additions and 74 deletions
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4
Python/sysmodule.c
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@ -1160,6 +1160,7 @@ static PyObject *
sys_setrecursionlimit_impl(PyObject *module, int new_limit)
/*[clinic end generated code: output=35e1c64754800ace input=b0f7a23393924af3]*/
{
int mark;
PyThreadState *tstate = _PyThreadState_GET();
if (new_limit < 1) {
@ -1177,7 +1178,8 @@ sys_setrecursionlimit_impl(PyObject *module, int new_limit)
Reject too low new limit if the current recursion depth is higher than
the new low-water mark. Otherwise it may not be possible anymore to
reset the overflowed flag to 0. */
if (tstate->recursion_depth >= new_limit) {
mark = _Py_RecursionLimitLowerWaterMark(new_limit);
if (tstate->recursion_depth >= mark) {
_PyErr_Format(tstate, PyExc_RecursionError,
"cannot set the recursion limit to %i at "
"the recursion depth %i: the limit is too low",