From 939fd37643e8cfee43672bd3120df1bfae513f9d Mon Sep 17 00:00:00 2001
From: Ivan Tham <pickfire@riseup.net>
Date: Fri, 25 Sep 2020 22:19:28 +0800
Subject: [PATCH] Rust vec bench import specific rand::RngCore

---
 library/alloc/benches/vec.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/alloc/benches/vec.rs b/library/alloc/benches/vec.rs
index 687efa8e9e7..789ae3a20ea 100644
--- a/library/alloc/benches/vec.rs
+++ b/library/alloc/benches/vec.rs
@@ -1,4 +1,4 @@
-use rand::prelude::*;
+use rand::RngCore;
 use std::iter::{repeat, FromIterator};
 use test::{black_box, Bencher};