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rustc_serialize: have read_raw_bytes take MaybeUninit<u8> slice

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This commit is contained in:
Tyson Nottingham 2020-12-16 19:46:19 -08:00
parent a4daa63a90
commit 7c6274d464
2 changed files with 14 additions and 4 deletions
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4
compiler/rustc_data_structures/src/fingerprint.rs
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@ -4,7 +4,7 @@ use rustc_serialize::{
Decodable, Encodable,
};
use std::hash::{Hash, Hasher};
use std::mem;
use std::mem::{self, MaybeUninit};
#[derive(Eq, PartialEq, Ord, PartialOrd, Debug, Clone, Copy)]
pub struct Fingerprint(u64, u64);
@ -61,7 +61,7 @@ impl Fingerprint {
}
pub fn decode_opaque(decoder: &mut opaque::Decoder<'_>) -> Result<Fingerprint, String> {
let mut bytes = [0; 16];
let mut bytes: [MaybeUninit<u8>; 16] = MaybeUninit::uninit_array();
decoder.read_raw_bytes(&mut bytes)?;