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Issue 2801: fix bug in float.is_integer where ValueError was incorrectly

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Mark Dickinson 2008-05-09 13:55:01 +00:00
parent b27406c03e
commit c4352b061a
2 changed files with 4 additions and 0 deletions
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3
Misc/NEWS
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@ -12,6 +12,9 @@ What's new in Python 3.0b1?
Core and Builtins Core and Builtins
----------------- -----------------
- Issue 2801: fix bug in the float.is_integer method where a ValueError
was sometimes incorrectly raised.
Extension Modules Extension Modules
----------------- -----------------

1
Objects/floatobject.c
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@ -900,6 +900,7 @@ float_is_integer(PyObject *v)
return NULL; return NULL;
if (!Py_IS_FINITE(x)) if (!Py_IS_FINITE(x))
Py_RETURN_FALSE; Py_RETURN_FALSE;
errno = 0;
PyFPE_START_PROTECT("is_integer", return NULL) PyFPE_START_PROTECT("is_integer", return NULL)
o = (floor(x) == x) ? Py_True : Py_False; o = (floor(x) == x) ? Py_True : Py_False;
PyFPE_END_PROTECT(x) PyFPE_END_PROTECT(x)