diff options
| author | Christian Heimes <christian@cheimes.de> | 2007-12-05 12:49:14 (GMT) |
|---|---|---|
| committer | Christian Heimes <christian@cheimes.de> | 2007-12-05 12:49:14 (GMT) |
| commit | fe4826f6ace6076b4ded9275b5ad5bdb04017b55 (patch) | |
| tree | 9bdf0e23b4454b265e29e26140b9be89a1ba7cd6 /Objects/listobject.c | |
| parent | 8f1fea50617766f79171102dd68449692d98fc1f (diff) | |
| download | cpython-fe4826f6ace6076b4ded9275b5ad5bdb04017b55.zip cpython-fe4826f6ace6076b4ded9275b5ad5bdb04017b55.tar.gz cpython-fe4826f6ace6076b4ded9275b5ad5bdb04017b55.tar.bz2 | |
merge -r59315:59316 from py3k: Fix issue #1553: An errornous __length_hint__ can make list() raise a SystemError
Diffstat (limited to 'Objects/listobject.c')
| -rw-r--r-- | Objects/listobject.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Objects/listobject.c b/Objects/listobject.c index deb3ca5..8389a86 100644 --- a/Objects/listobject.c +++ b/Objects/listobject.c @@ -796,8 +796,9 @@ listextend(PyListObject *self, PyObject *b) /* Guess a result list size. */ n = _PyObject_LengthHint(b); if (n < 0) { - if (!PyErr_ExceptionMatches(PyExc_TypeError) && - !PyErr_ExceptionMatches(PyExc_AttributeError)) { + if (PyErr_Occurred() + && !PyErr_ExceptionMatches(PyExc_TypeError) + && !PyErr_ExceptionMatches(PyExc_AttributeError)) { Py_DECREF(it); return NULL; } |