From e02952c0cc6b360ac914f97da1dfcc46fd82f92c Mon Sep 17 00:00:00 2001
From: Braden Nelson <moonheart08@users.noreply.github.com>
Date: Tue, 8 Sep 2020 13:11:08 -0500
Subject: [PATCH] Update library/alloc/src/collections/vec_deque.rs

Replace lshift with multiply

Co-authored-by: Mara Bos <m-ou.se@m-ou.se>
---
 library/alloc/src/collections/vec_deque.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/alloc/src/collections/vec_deque.rs b/library/alloc/src/collections/vec_deque.rs
index 664ba48fcf5..f7f488f2f07 100644
--- a/library/alloc/src/collections/vec_deque.rs
+++ b/library/alloc/src/collections/vec_deque.rs
@@ -33,7 +33,7 @@ mod tests;
 const INITIAL_CAPACITY: usize = 7; // 2^3 - 1
 const MINIMUM_CAPACITY: usize = 1; // 2 - 1
 
-const MAXIMUM_ZST_CAPACITY: usize = 1 << ((core::mem::size_of::<usize>() << 3) - 1); // Largest possible power of two
+const MAXIMUM_ZST_CAPACITY: usize = 1 << (core::mem::size_of::<usize>() * 8 - 1); // Largest possible power of two
 
 /// A double-ended queue implemented with a growable ring buffer.
 ///