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gh-141805: avoid increase the set->used twice when the __eq__ trigger another add#142007
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…er addSigned-off-by: Keming <kemingy94@gmail.com>
Signed-off-by: Keming <kemingy94@gmail.com>
dr-carlos suggested changesNov 27, 2025
Misc/NEWS.d/next/Core_and_Builtins/2025-11-27-17-47-09.gh-issue-141805.TT0biF.rstShow resolvedHide resolved
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Signed-off-by: Keming <kemingy94@gmail.com>
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gh-141805: goes directly to the
found_unused_or_dummywhen finding a dummy slot in set.addThis avoids triggering the
__eq__in the next iteration by thePyObject_RichCompareBool, which might introduce anotherset.addin the user code. Like:As described in#141805 (comment)