From 6b661b01f48bb0d3129ad0e3909210a6ba0534b3 Mon Sep 17 00:00:00 2001 From: Tom Lane Date: Thu, 2 Mar 2023 12:01:47 -0500 Subject: Remove local optimizations of empty Bitmapsets into null pointers. These are all dead code now that it's done centrally. Patch by me; thanks to Nathan Bossart and Richard Guo for review. Discussion: https://postgr.es/m/1159933.1677621588@sss.pgh.pa.us --- src/backend/optimizer/util/pathnode.c | 6 ------ 1 file changed, 6 deletions(-) (limited to 'src/backend/optimizer/util/pathnode.c') diff --git a/src/backend/optimizer/util/pathnode.c b/src/backend/optimizer/util/pathnode.c index d749b505785..e8e06397a9c 100644 --- a/src/backend/optimizer/util/pathnode.c +++ b/src/backend/optimizer/util/pathnode.c @@ -2372,12 +2372,6 @@ calc_nestloop_required_outer(Relids outerrelids, /* ... and remove any mention of now-satisfied outer rels */ required_outer = bms_del_members(required_outer, outerrelids); - /* maintain invariant that required_outer is exactly NULL if empty */ - if (bms_is_empty(required_outer)) - { - bms_free(required_outer); - required_outer = NULL; - } return required_outer; } -- cgit v1.2.3