From 82c3668f9596ec5d9ec66a1e2f8d86ce90857199 Mon Sep 17 00:00:00 2001
From: tongjianlin <tongjianlin@zhihu.com>
Date: Wed, 16 Sep 2020 18:40:44 +0800
Subject: [PATCH] drop order leads to panic?

---
 src/core/index/reader/segment_reader.rs | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/src/core/index/reader/segment_reader.rs b/src/core/index/reader/segment_reader.rs
index b009648..5606ac0 100644
--- a/src/core/index/reader/segment_reader.rs
+++ b/src/core/index/reader/segment_reader.rs
@@ -489,15 +489,6 @@ pub struct SegmentReader<D: Directory, C: Codec> {
 
 unsafe impl<D: Directory + Send + Sync + 'static, C: Codec> Sync for SegmentReader<D, C> {}
 
-impl<D: Directory, C: Codec> Drop for SegmentReader<D, C> {
-    fn drop(&mut self) {
-        self.doc_values_producer_preload.write().unwrap().clear();
-        self.doc_values_local_preload.write().unwrap().clear();
-        self.doc_values_producer.clear();
-        self.doc_values_local.clear();
-    }
-}
-
 /// IndexReader implementation over a single segment.
 /// Instances pointing to the same segment (but with different deletes, etc)
 /// may share the same core data.