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Diffstat (limited to 'Python/pystate.c')
| -rw-r--r-- | Python/pystate.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Python/pystate.c b/Python/pystate.c index 36b06d6..da417c1 100644 --- a/Python/pystate.c +++ b/Python/pystate.c @@ -253,6 +253,10 @@ tstate_delete_common(PyThreadState *tstate) "PyThreadState_Delete: invalid tstate"); if (*p == tstate) break; + /* Sanity check. These states should never happen but if + * they do we must abort. Otherwise we'll end up spinning in + * in a tight loop with the lock held. A similar check is done + * in thread.c find_key(). */ if (*p == prev_p) Py_FatalError( "PyThreadState_Delete: small circular list(!)" |