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#[deny(unsafe_op_in_unsafe_fn)] in libstd/fs.rs #73909

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merged 2 commits into from
Jul 2, 2020
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#[deny(unsafe_op_in_unsafe_fn)] in libstd/fs.rs #73909

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7616cd9
`#[deny(unsafe_op_in_unsafe_fn)]` in libstd/fs.rs
eltonlaw Jul 1, 2020
b438811
enable unsafe_op_in_unsafe_fn lint
eltonlaw Jul 1, 2020
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7 changes: 5 additions & 2 deletions src/libstd/fs.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@
//! extension traits of `std::os::$platform`.

#![stable(feature = "rust1", since = "1.0.0")]
#![deny(unsafe_op_in_unsafe_fn)]

use crate::ffi::OsString;
use crate::fmt;
Expand Down Expand Up @@ -666,7 +667,8 @@ impl Read for File {

#[inline]
unsafe fn initializer(&self) -> Initializer {
Initializer::nop()
// SAFETY: Read is guaranteed to work on uninitialized memory
unsafe { Initializer::nop() }
}
}
#[stable(feature = "rust1", since = "1.0.0")]
Expand Down Expand Up @@ -711,7 +713,8 @@ impl Read for &File {

#[inline]
unsafe fn initializer(&self) -> Initializer {
Initializer::nop()
// SAFETY: Read is guaranteed to work on uninitialized memory
unsafe { Initializer::nop() }
}
}
#[stable(feature = "rust1", since = "1.0.0")]
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1 change: 1 addition & 0 deletions src/libstd/lib.rs
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Expand Up @@ -319,6 +319,7 @@
#![feature(track_caller)]
#![feature(try_reserve)]
#![feature(unboxed_closures)]
#![feature(unsafe_block_in_unsafe_fn)]
#![feature(untagged_unions)]
#![feature(unwind_attributes)]
#![feature(vec_into_raw_parts)]
Expand Down