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Code Issues Projects Releases Packages Wiki Activity Actions 13

follow up to #9778: define and use an unsigned hash type

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Benjamin Peterson 2010-10-23 16:20:50 +00:00
parent 2b9af63b4f
commit 8035bc5c04
7 changed files with 22 additions and 20 deletions
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8
Objects/object.c
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@ -692,7 +692,7 @@ _Py_HashDouble(double v)
{
int e, sign;
double m;
unsigned long x, y;
Py_uhash_t x, y;
if (!Py_IS_FINITE(v)) {
if (Py_IS_INFINITY(v))
@ -716,7 +716,7 @@ _Py_HashDouble(double v)
x = ((x << 28) & _PyHASH_MODULUS) | x >> (_PyHASH_BITS - 28);
m *= 268435456.0; /* 2**28 */
e -= 28;
y = (unsigned long)m; /* pull out integer part */
y = (Py_uhash_t)m; /* pull out integer part */
m -= y;
x += y;
if (x >= _PyHASH_MODULUS)
@ -728,8 +728,8 @@ _Py_HashDouble(double v)
x = ((x << e) & _PyHASH_MODULUS) | x >> (_PyHASH_BITS - e);
x = x * sign;
if (x == (unsigned long)-1)
x = (unsigned long)-2;
if (x == (Py_uhash_t)-1)
x = (Py_uhash_t)-2;
return (Py_hash_t)x;
}