mirror of https://github.com/python/cpython
needforspeed: make new upper/lower work properly for single-character
strings too... (thanks to georg brandl for spotting the exact problem faster than anyone else)
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@ -2040,14 +2040,16 @@ string_lower(PyStringObject *self)
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Py_ssize_t i, n = PyString_GET_SIZE(self);
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PyObject *newobj;
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newobj = PyString_FromStringAndSize(PyString_AS_STRING(self), n);
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newobj = PyString_FromStringAndSize(NULL, n);
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if (!newobj)
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return NULL;
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s = PyString_AS_STRING(newobj);
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memcpy(s, PyString_AS_STRING(self), n);
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for (i = 0; i < n; i++) {
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char c = Py_CHARMASK(s[i]);
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int c = Py_CHARMASK(s[i]);
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if (isupper(c))
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s[i] = _tolower(c);
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}
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@ -2067,14 +2069,16 @@ string_upper(PyStringObject *self)
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Py_ssize_t i, n = PyString_GET_SIZE(self);
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PyObject *newobj;
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newobj = PyString_FromStringAndSize(PyString_AS_STRING(self), n);
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newobj = PyString_FromStringAndSize(NULL, n);
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if (!newobj)
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return NULL;
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s = PyString_AS_STRING(newobj);
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memcpy(s, PyString_AS_STRING(self), n);
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for (i = 0; i < n; i++) {
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char c = Py_CHARMASK(s[i]);
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int c = Py_CHARMASK(s[i]);
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if (islower(c))
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s[i] = _toupper(c);
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}
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