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| author | Raymond Hettinger <python@rcn.com> | 2015-12-15 08:42:30 (GMT) |
|---|---|---|
| committer | Raymond Hettinger <python@rcn.com> | 2015-12-15 08:42:30 (GMT) |
| commit | e4495877dd08b4d0568bb8a75ae5c69b3d91ff60 (patch) | |
| tree | 92647049484165899a897f5ee561dbdd6e5991f2 | |
| parent | f4f67e52b4bdab792e111ba024ddd223f24909df (diff) | |
| download | cpython-e4495877dd08b4d0568bb8a75ae5c69b3d91ff60.zip cpython-e4495877dd08b4d0568bb8a75ae5c69b3d91ff60.tar.gz cpython-e4495877dd08b4d0568bb8a75ae5c69b3d91ff60.tar.bz2 | |
Minor tweek. Counting down rather than up reduces register pressure.
| -rw-r--r-- | Objects/setobject.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Objects/setobject.c b/Objects/setobject.c index 4723b58..45aa200 100644 --- a/Objects/setobject.c +++ b/Objects/setobject.c @@ -678,7 +678,7 @@ set_merge(PySetObject *so, PyObject *otherset) size_t newmask = (size_t)so->mask; so->fill = other->used; so->used = other->used; - for (i = 0; i <= other->mask; i++, other_entry++) { + for (i = other->mask + 1; i > 0 ; i--, other_entry++) { key = other_entry->key; if (key != NULL && key != dummy) { Py_INCREF(key); |