From a10d53071ce678a28d9444a6325605d6e22f589f Mon Sep 17 00:00:00 2001
From: Fangrui Song <i@maskray.me>
Date: Mon, 3 Dec 2018 09:42:16 -0800
Subject: [PATCH] query: fix UpdateUses when a new entity is seen

Thanks to Leszek Swirski
---
 src/query.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/query.cc b/src/query.cc
index 0906ee24..48247fac 100644
--- a/src/query.cc
+++ b/src/query.cc
@@ -264,7 +264,7 @@ void DB::ApplyIndexUpdate(IndexUpdate *u) {
           auto &entities, auto &p, bool hint_implicit) {
         auto R = entity_usr.try_emplace(usr, entity_usr.size());
         if (R.second)
-          vars.emplace_back().usr = usr;
+          entities.emplace_back().usr = usr;
         auto &entity = entities[R.first->second];
         for (Use &use : p.first) {
           if (hint_implicit && use.role & Role::Implicit) {