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Issue #22117: Try to fix rounding in conversion from Python double to _PyTime_t

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using the C volatile keyword.
This commit is contained in:
Victor Stinner 2015-03-30 10:22:16 +02:00
parent e134a7fe36
commit 45cff0c0e6
1 changed files with 2 additions and 1 deletions
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3
Python/pytime.c
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@ -207,7 +207,8 @@ int
_PyTime_FromSecondsObject(_PyTime_t *t, PyObject *obj, _PyTime_round_t round)
{
if (PyFloat_Check(obj)) {
double d, err;
/* volatile avoids unsafe optimization on float enabled by gcc -O3 */
volatile double d, err;
/* convert to a number of nanoseconds */
d = PyFloat_AsDouble(obj);