diff options
| -rw-r--r-- | Objects/stringobject.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/Objects/stringobject.c b/Objects/stringobject.c index d3ab54e..3ec4524 100644 --- a/Objects/stringobject.c +++ b/Objects/stringobject.c @@ -2040,14 +2040,16 @@ string_lower(PyStringObject *self) Py_ssize_t i, n = PyString_GET_SIZE(self); PyObject *newobj; - newobj = PyString_FromStringAndSize(PyString_AS_STRING(self), n); + newobj = PyString_FromStringAndSize(NULL, n); if (!newobj) return NULL; s = PyString_AS_STRING(newobj); + memcpy(s, PyString_AS_STRING(self), n); + for (i = 0; i < n; i++) { - char c = Py_CHARMASK(s[i]); + int c = Py_CHARMASK(s[i]); if (isupper(c)) s[i] = _tolower(c); } @@ -2067,14 +2069,16 @@ string_upper(PyStringObject *self) Py_ssize_t i, n = PyString_GET_SIZE(self); PyObject *newobj; - newobj = PyString_FromStringAndSize(PyString_AS_STRING(self), n); + newobj = PyString_FromStringAndSize(NULL, n); if (!newobj) return NULL; s = PyString_AS_STRING(newobj); + memcpy(s, PyString_AS_STRING(self), n); + for (i = 0; i < n; i++) { - char c = Py_CHARMASK(s[i]); + int c = Py_CHARMASK(s[i]); if (islower(c)) s[i] = _toupper(c); } |