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Issue #17645: convert an assert() into a proper exception in _Py_Mangle().

This commit is contained in:
Antoine Pitrou 2013-04-06 21:21:04 +02:00
parent e8f706eda7
commit 55bff89190
1 changed files with 5 additions and 2 deletions
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7
Python/compile.c
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@ -248,8 +248,11 @@ _Py_Mangle(PyObject *privateobj, PyObject *ident)
}
plen -= ipriv;
assert(1 <= PY_SSIZE_T_MAX - nlen);
assert(1 + nlen <= PY_SSIZE_T_MAX - plen);
if (plen + nlen >= PY_SSIZE_T_MAX - 1) {
PyErr_SetString(PyExc_OverflowError,
"private identifier too large to be mangled");
return NULL;
}
maxchar = PyUnicode_MAX_CHAR_VALUE(ident);
if (PyUnicode_MAX_CHAR_VALUE(privateobj) > maxchar)