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gh-106320: Remove private _PyLong_Sign() (#108743)

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Move the private _PyLong_Sign() and _PyLong_NumBits() functions
to the internal C API (pycore_long.h).

Modules/_testcapi/long.c now uses the internal C API.
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Victor Stinner 2023-09-01 09:13:07 +02:00 • committed by GitHub
parent c1e2f3b2f7
commit 3edcf743e8
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4 changed files with 23 additions and 15 deletions
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17
Include/internal/pycore_long.h
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@ -58,6 +58,23 @@ PyAPI_FUNC(PyLongObject*) _PyLong_FromDigits(
Py_ssize_t digit_count,
digit *digits);
// _PyLong_Sign. Return 0 if v is 0, -1 if v < 0, +1 if v > 0.
// v must not be NULL, and must be a normalized long.
// There are no error cases.
//
// Export for '_pickle' shared extension.
PyAPI_FUNC(int) _PyLong_Sign(PyObject *v);
// _PyLong_NumBits. Return the number of bits needed to represent the
// absolute value of a long. For example, this returns 1 for 1 and -1, 2
// for 2 and -2, and 2 for 3 and -3. It returns 0 for 0.
// v must not be NULL, and must be a normalized long.
// (size_t)-1 is returned and OverflowError set if the true result doesn't
// fit in a size_t.
//
// Export for 'math' shared extension.
PyAPI_FUNC(size_t) _PyLong_NumBits(PyObject *v);
/* runtime lifecycle */