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Update library/alloc/src/collections/vec_deque.rs 

Replace lshift with multiply

Co-authored-by: Mara Bos <m-ou.se@m-ou.se>
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Braden Nelson 2020-09-08 13:11:08 -05:00 committed by GitHub
parent c3c84ad027
commit e02952c0cc
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library/alloc/src/collections/vec_deque.rs
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@ -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.
///