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Issue #3236: Return small longs from PyLong_FromString.

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Martin v. Löwis 2008-06-30 04:06:08 +00:00
parent 2f5799b7b0
commit 029656fb3b
3 changed files with 13 additions and 0 deletions
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3
Lib/test/test_int.py
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@ -95,6 +95,9 @@ class IntTestCases(unittest.TestCase):
self.assertRaises(ValueError, int, "0b", 2) self.assertRaises(ValueError, int, "0b", 2)
self.assertRaises(ValueError, int, "0b", 0) self.assertRaises(ValueError, int, "0b", 0)
# Bug #3236: Return small longs from PyLong_FromString
self.assert_(int("10") is 10)
self.assert_(int("-1") is -1)
# SF bug 1334662: int(string, base) wrong answers # SF bug 1334662: int(string, base) wrong answers
# Various representations of 2**32 evaluated to 0 # Various representations of 2**32 evaluated to 0

2
Misc/NEWS
View file

@ -12,6 +12,8 @@ What's new in Python 3.0b2?
Core and Builtins Core and Builtins
----------------- -----------------
- Issue #3236: Return small longs from PyLong_FromString.
Library Library
------- -------

8
Objects/longobject.c
View file

@ -1981,6 +1981,14 @@ digit beyond the first.
goto onError; goto onError;
if (pend) if (pend)
*pend = str; *pend = str;
long_normalize(z);
if (ABS(Py_SIZE(z)) <= 1) {
long res = MEDIUM_VALUE(z);
if (-NSMALLPOSINTS <= res && res <= NSMALLPOSINTS) {
Py_DECREF(z);
return PyLong_FromLong(res);
}
}
return (PyObject *) z; return (PyObject *) z;
onError: onError: