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| author | Mark Dickinson <mdickinson@enthought.com> | 2012-01-27 21:16:01 (GMT) |
|---|---|---|
| committer | Mark Dickinson <mdickinson@enthought.com> | 2012-01-27 21:16:01 (GMT) |
| commit | 261896b5591e819fe9c874e69469783c16161586 (patch) | |
| tree | 772f6e25d80d5d2708fe292d1b3b5d74371a2946 /Objects | |
| parent | eced82ecbfa8a1e381ee1bf40310968c10fd85dc (diff) | |
| download | cpython-261896b5591e819fe9c874e69469783c16161586.zip cpython-261896b5591e819fe9c874e69469783c16161586.tar.gz cpython-261896b5591e819fe9c874e69469783c16161586.tar.bz2 | |
Issue #13889: Add missing _Py_SET_53BIT_PRECISION_* calls around uses of dtoa.c functions in float round.
Diffstat (limited to 'Objects')
| -rw-r--r-- | Objects/floatobject.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Objects/floatobject.c b/Objects/floatobject.c index 09c0e961..e146a4f 100644 --- a/Objects/floatobject.c +++ b/Objects/floatobject.c @@ -919,9 +919,12 @@ double_round(double x, int ndigits) { char *buf, *buf_end, shortbuf[100], *mybuf=shortbuf; int decpt, sign; PyObject *result = NULL; + _Py_SET_53BIT_PRECISION_HEADER; /* round to a decimal string */ + _Py_SET_53BIT_PRECISION_START; buf = _Py_dg_dtoa(x, 3, ndigits, &decpt, &sign, &buf_end); + _Py_SET_53BIT_PRECISION_END; if (buf == NULL) { PyErr_NoMemory(); return NULL; @@ -944,7 +947,9 @@ double_round(double x, int ndigits) { /* and convert the resulting string back to a double */ errno = 0; + _Py_SET_53BIT_PRECISION_START; rounded = _Py_dg_strtod(mybuf, NULL); + _Py_SET_53BIT_PRECISION_END; if (errno == ERANGE && fabs(rounded) >= 1.) PyErr_SetString(PyExc_OverflowError, "rounded value too large to represent"); |