rust-lang/rust
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

Revert "Stabilize to_bytes and from_bytes for integers."

Browse Source 
This reverts commit c8f9b84b39.
This commit is contained in:
Simon Sapin
2018-07-30 11:55:20 +02:00
parent 7bbcd005b3
commit f162438fb3
1 changed files with 12 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
src/libcore/num/mod.rs
View File

@@ -1903,10 +1903,12 @@ $EndFeature, "
/// # Examples
///
/// ```
/// #![feature(int_to_from_bytes)]
///
/// let bytes = i32::min_value().to_be().to_bytes();
/// assert_eq!(bytes, [0x80, 0, 0, 0]);
/// ```
#[stable(feature = "int_to_from_bytes", since = "1.29.0")]
#[unstable(feature = "int_to_from_bytes", issue = "49792")]
#[inline]
pub fn to_bytes(self) -> [u8; mem::size_of::<Self>()] {
unsafe { mem::transmute(self) }
@@ -1923,10 +1925,12 @@ $EndFeature, "
/// # Examples
///
/// ```
/// #![feature(int_to_from_bytes)]
///
/// let int = i32::from_be(i32::from_bytes([0x80, 0, 0, 0]));
/// assert_eq!(int, i32::min_value());
/// ```
#[stable(feature = "int_to_from_bytes", since = "1.29.0")]
#[unstable(feature = "int_to_from_bytes", issue = "49792")]
#[inline]
pub fn from_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self {
unsafe { mem::transmute(bytes) }
@@ -3508,10 +3512,12 @@ $EndFeature, "
/// # Examples
///
/// ```
/// #![feature(int_to_from_bytes)]
///
/// let bytes = 0x1234_5678_u32.to_be().to_bytes();
/// assert_eq!(bytes, [0x12, 0x34, 0x56, 0x78]);
/// ```
#[stable(feature = "int_to_from_bytes", since = "1.29.0")]
#[unstable(feature = "int_to_from_bytes", issue = "49792")]
#[inline]
pub fn to_bytes(self) -> [u8; mem::size_of::<Self>()] {
unsafe { mem::transmute(self) }
@@ -3528,10 +3534,12 @@ $EndFeature, "
/// # Examples
///
/// ```
/// #![feature(int_to_from_bytes)]
///
/// let int = u32::from_be(u32::from_bytes([0x12, 0x34, 0x56, 0x78]));
/// assert_eq!(int, 0x1234_5678_u32);
/// ```
#[stable(feature = "int_to_from_bytes", since = "1.29.0")]
#[unstable(feature = "int_to_from_bytes", issue = "49792")]
#[inline]
pub fn from_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self {
unsafe { mem::transmute(bytes) }