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bpo-43475: Fix worst case collision behavior for NaN instances (GH-25493)

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Raymond Hettinger 2021-04-22 08:34:57 -07:00 • committed by GitHub
parent accea7dc2b
commit a07da09ad5
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10 changed files with 25 additions and 21 deletions
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4
Objects/complexobject.c
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@ -412,10 +412,10 @@ static Py_hash_t
complex_hash(PyComplexObject *v)
{
Py_uhash_t hashreal, hashimag, combined;
hashreal = (Py_uhash_t)_Py_HashDouble(v->cval.real);
hashreal = (Py_uhash_t)_Py_HashDouble((PyObject *) v, v->cval.real);
if (hashreal == (Py_uhash_t)-1)
return -1;
hashimag = (Py_uhash_t)_Py_HashDouble(v->cval.imag);
hashimag = (Py_uhash_t)_Py_HashDouble((PyObject *)v, v->cval.imag);
if (hashimag == (Py_uhash_t)-1)
return -1;
/* Note: if the imaginary part is 0, hashimag is 0 now,

2
Objects/floatobject.c
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@ -556,7 +556,7 @@ float_richcompare(PyObject *v, PyObject *w, int op)
static Py_hash_t
float_hash(PyFloatObject *v)
{
return _Py_HashDouble(v->ob_fval);
return _Py_HashDouble((PyObject *)v, v->ob_fval);
}
static PyObject *