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Rollup merge of #142741 - a1phyr:fix_unsoundness, r=Mark-Simulacrum

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Fix unsoundness in some tests

These tests were marked uninit bytes as initilized, which is unsound. Use initialized `MaybeUninit` instead.
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Guillaume Gomez 2025-08-14 11:39:33 +02:00 • committed by GitHub
commit 4bc1eb737d
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1 changed files with 2 additions and 2 deletions
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4
library/coretests/tests/io/borrowed_buf.rs
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@ -66,7 +66,7 @@ fn clear() {
#[test]
fn set_init() {
let buf: &mut [_] = &mut [MaybeUninit::uninit(); 16];
let buf: &mut [_] = &mut [MaybeUninit::zeroed(); 16];
let mut rbuf: BorrowedBuf<'_> = buf.into();
unsafe {
@ -134,7 +134,7 @@ fn reborrow_written() {
#[test]
fn cursor_set_init() {
let buf: &mut [_] = &mut [MaybeUninit::uninit(); 16];
let buf: &mut [_] = &mut [MaybeUninit::zeroed(); 16];
let mut rbuf: BorrowedBuf<'_> = buf.into();
unsafe {