Issue #532631: Apply floatformat changes to unicodeobject.c

as well as stringobject.c.
This commit is contained in:
Mark Dickinson 2009-03-29 16:24:29 +00:00
parent 174e909842
commit d4814bfa23
1 changed files with 9 additions and 0 deletions

View File

@ -8286,6 +8286,15 @@ formatfloat(Py_UNICODE *buf,
return -1;
if (prec < 0)
prec = 6;
/* make sure that the decimal representation of precision really does
need at most 10 digits: platforms with sizeof(int) == 8 exist! */
if (prec > 0x7fffffffL) {
PyErr_SetString(PyExc_OverflowError,
"outrageously large precision "
"for formatted float");
return -1;
}
if (type == 'f' && fabs(x) >= 1e50)
type = 'g';
/* Worst case length calc to ensure no buffer overrun: