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Stabilize the int_to_from_bytes feature

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Fixes #52963
This commit is contained in:
Simon Sapin
2018-11-25 08:26:22 +01:00
parent 37961dbd2d
commit 68a26ec647
3 changed files with 14 additions and 38 deletions
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48
src/libcore/num/mod.rs
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@@ -1921,12 +1921,10 @@ big-endian (network) byte order.
# Examples # Examples
``` ```
#![feature(int_to_from_bytes)]
let bytes = ", $swap_op, stringify!($SelfT), ".to_be_bytes(); let bytes = ", $swap_op, stringify!($SelfT), ".to_be_bytes();
assert_eq!(bytes, ", $be_bytes, "); assert_eq!(bytes, ", $be_bytes, ");
```"), ```"),
#[unstable(feature = "int_to_from_bytes", issue = "52963")] #[stable(feature = "int_to_from_bytes", since = "1.32.0")]
#[rustc_const_unstable(feature = "const_int_conversion")] #[rustc_const_unstable(feature = "const_int_conversion")]
#[inline] #[inline]
pub const fn to_be_bytes(self) -> [u8; mem::size_of::<Self>()] { pub const fn to_be_bytes(self) -> [u8; mem::size_of::<Self>()] {
@@ -1941,12 +1939,10 @@ little-endian byte order.
# Examples # Examples
``` ```
#![feature(int_to_from_bytes)]
let bytes = ", $swap_op, stringify!($SelfT), ".to_le_bytes(); let bytes = ", $swap_op, stringify!($SelfT), ".to_le_bytes();
assert_eq!(bytes, ", $le_bytes, "); assert_eq!(bytes, ", $le_bytes, ");
```"), ```"),
#[unstable(feature = "int_to_from_bytes", issue = "52963")] #[stable(feature = "int_to_from_bytes", since = "1.32.0")]
#[rustc_const_unstable(feature = "const_int_conversion")] #[rustc_const_unstable(feature = "const_int_conversion")]
#[inline] #[inline]
pub const fn to_le_bytes(self) -> [u8; mem::size_of::<Self>()] { pub const fn to_le_bytes(self) -> [u8; mem::size_of::<Self>()] {
@@ -1969,8 +1965,6 @@ instead.
# Examples # Examples
``` ```
#![feature(int_to_from_bytes)]
let bytes = ", $swap_op, stringify!($SelfT), ".to_ne_bytes(); let bytes = ", $swap_op, stringify!($SelfT), ".to_ne_bytes();
assert_eq!(bytes, if cfg!(target_endian = \"big\") { assert_eq!(bytes, if cfg!(target_endian = \"big\") {
", $be_bytes, " ", $be_bytes, "
@@ -1978,7 +1972,7 @@ assert_eq!(bytes, if cfg!(target_endian = \"big\") {
", $le_bytes, " ", $le_bytes, "
}); });
```"), ```"),
#[unstable(feature = "int_to_from_bytes", issue = "52963")] #[stable(feature = "int_to_from_bytes", since = "1.32.0")]
#[rustc_const_unstable(feature = "const_int_conversion")] #[rustc_const_unstable(feature = "const_int_conversion")]
#[inline] #[inline]
pub const fn to_ne_bytes(self) -> [u8; mem::size_of::<Self>()] { pub const fn to_ne_bytes(self) -> [u8; mem::size_of::<Self>()] {
@@ -1993,12 +1987,10 @@ big endian.
# Examples # Examples
``` ```
#![feature(int_to_from_bytes)]
let value = ", stringify!($SelfT), "::from_be_bytes(", $be_bytes, "); let value = ", stringify!($SelfT), "::from_be_bytes(", $be_bytes, ");
assert_eq!(value, ", $swap_op, "); assert_eq!(value, ", $swap_op, ");
```"), ```"),
#[unstable(feature = "int_to_from_bytes", issue = "52963")] #[stable(feature = "int_to_from_bytes", since = "1.32.0")]
#[rustc_const_unstable(feature = "const_int_conversion")] #[rustc_const_unstable(feature = "const_int_conversion")]
#[inline] #[inline]
pub const fn from_be_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self { pub const fn from_be_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self {
@@ -2014,12 +2006,10 @@ little endian.
# Examples # Examples
``` ```
#![feature(int_to_from_bytes)]
let value = ", stringify!($SelfT), "::from_le_bytes(", $le_bytes, "); let value = ", stringify!($SelfT), "::from_le_bytes(", $le_bytes, ");
assert_eq!(value, ", $swap_op, "); assert_eq!(value, ", $swap_op, ");
```"), ```"),
#[unstable(feature = "int_to_from_bytes", issue = "52963")] #[stable(feature = "int_to_from_bytes", since = "1.32.0")]
#[rustc_const_unstable(feature = "const_int_conversion")] #[rustc_const_unstable(feature = "const_int_conversion")]
#[inline] #[inline]
pub const fn from_le_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self { pub const fn from_le_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self {
@@ -2041,8 +2031,6 @@ appropriate instead.
# Examples # Examples
``` ```
#![feature(int_to_from_bytes)]
let value = ", stringify!($SelfT), "::from_ne_bytes(if cfg!(target_endian = \"big\") { let value = ", stringify!($SelfT), "::from_ne_bytes(if cfg!(target_endian = \"big\") {
", $be_bytes, " ", $be_bytes, "
} else { } else {
@@ -2050,7 +2038,7 @@ let value = ", stringify!($SelfT), "::from_ne_bytes(if cfg!(target_endian = \"bi
}); });
assert_eq!(value, ", $swap_op, "); assert_eq!(value, ", $swap_op, ");
```"), ```"),
#[unstable(feature = "int_to_from_bytes", issue = "52963")] #[stable(feature = "int_to_from_bytes", since = "1.32.0")]
#[rustc_const_unstable(feature = "const_int_conversion")] #[rustc_const_unstable(feature = "const_int_conversion")]
#[inline] #[inline]
pub const fn from_ne_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self { pub const fn from_ne_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self {
@@ -3663,12 +3651,10 @@ big-endian (network) byte order.
# Examples # Examples
``` ```
#![feature(int_to_from_bytes)]
let bytes = ", $swap_op, stringify!($SelfT), ".to_be_bytes(); let bytes = ", $swap_op, stringify!($SelfT), ".to_be_bytes();
assert_eq!(bytes, ", $be_bytes, "); assert_eq!(bytes, ", $be_bytes, ");
```"), ```"),
#[unstable(feature = "int_to_from_bytes", issue = "52963")] #[stable(feature = "int_to_from_bytes", since = "1.32.0")]
#[rustc_const_unstable(feature = "const_int_conversion")] #[rustc_const_unstable(feature = "const_int_conversion")]
#[inline] #[inline]
pub const fn to_be_bytes(self) -> [u8; mem::size_of::<Self>()] { pub const fn to_be_bytes(self) -> [u8; mem::size_of::<Self>()] {
@@ -3683,12 +3669,10 @@ little-endian byte order.
# Examples # Examples
``` ```
#![feature(int_to_from_bytes)]
let bytes = ", $swap_op, stringify!($SelfT), ".to_le_bytes(); let bytes = ", $swap_op, stringify!($SelfT), ".to_le_bytes();
assert_eq!(bytes, ", $le_bytes, "); assert_eq!(bytes, ", $le_bytes, ");
```"), ```"),
#[unstable(feature = "int_to_from_bytes", issue = "52963")] #[stable(feature = "int_to_from_bytes", since = "1.32.0")]
#[rustc_const_unstable(feature = "const_int_conversion")] #[rustc_const_unstable(feature = "const_int_conversion")]
#[inline] #[inline]
pub const fn to_le_bytes(self) -> [u8; mem::size_of::<Self>()] { pub const fn to_le_bytes(self) -> [u8; mem::size_of::<Self>()] {
@@ -3711,8 +3695,6 @@ instead.
# Examples # Examples
``` ```
#![feature(int_to_from_bytes)]
let bytes = ", $swap_op, stringify!($SelfT), ".to_ne_bytes(); let bytes = ", $swap_op, stringify!($SelfT), ".to_ne_bytes();
assert_eq!(bytes, if cfg!(target_endian = \"big\") { assert_eq!(bytes, if cfg!(target_endian = \"big\") {
", $be_bytes, " ", $be_bytes, "
@@ -3720,7 +3702,7 @@ assert_eq!(bytes, if cfg!(target_endian = \"big\") {
", $le_bytes, " ", $le_bytes, "
}); });
```"), ```"),
#[unstable(feature = "int_to_from_bytes", issue = "52963")] #[stable(feature = "int_to_from_bytes", since = "1.32.0")]
#[rustc_const_unstable(feature = "const_int_conversion")] #[rustc_const_unstable(feature = "const_int_conversion")]
#[inline] #[inline]
pub const fn to_ne_bytes(self) -> [u8; mem::size_of::<Self>()] { pub const fn to_ne_bytes(self) -> [u8; mem::size_of::<Self>()] {
@@ -3735,12 +3717,10 @@ big endian.
# Examples # Examples
``` ```
#![feature(int_to_from_bytes)]
let value = ", stringify!($SelfT), "::from_be_bytes(", $be_bytes, "); let value = ", stringify!($SelfT), "::from_be_bytes(", $be_bytes, ");
assert_eq!(value, ", $swap_op, "); assert_eq!(value, ", $swap_op, ");
```"), ```"),
#[unstable(feature = "int_to_from_bytes", issue = "52963")] #[stable(feature = "int_to_from_bytes", since = "1.32.0")]
#[rustc_const_unstable(feature = "const_int_conversion")] #[rustc_const_unstable(feature = "const_int_conversion")]
#[inline] #[inline]
pub const fn from_be_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self { pub const fn from_be_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self {
@@ -3756,12 +3736,10 @@ little endian.
# Examples # Examples
``` ```
#![feature(int_to_from_bytes)]
let value = ", stringify!($SelfT), "::from_le_bytes(", $le_bytes, "); let value = ", stringify!($SelfT), "::from_le_bytes(", $le_bytes, ");
assert_eq!(value, ", $swap_op, "); assert_eq!(value, ", $swap_op, ");
```"), ```"),
#[unstable(feature = "int_to_from_bytes", issue = "52963")] #[stable(feature = "int_to_from_bytes", since = "1.32.0")]
#[rustc_const_unstable(feature = "const_int_conversion")] #[rustc_const_unstable(feature = "const_int_conversion")]
#[inline] #[inline]
pub const fn from_le_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self { pub const fn from_le_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self {
@@ -3783,8 +3761,6 @@ appropriate instead.
# Examples # Examples
``` ```
#![feature(int_to_from_bytes)]
let value = ", stringify!($SelfT), "::from_ne_bytes(if cfg!(target_endian = \"big\") { let value = ", stringify!($SelfT), "::from_ne_bytes(if cfg!(target_endian = \"big\") {
", $be_bytes, " ", $be_bytes, "
} else { } else {
@@ -3792,7 +3768,7 @@ let value = ", stringify!($SelfT), "::from_ne_bytes(if cfg!(target_endian = \"bi
}); });
assert_eq!(value, ", $swap_op, "); assert_eq!(value, ", $swap_op, ");
```"), ```"),
#[unstable(feature = "int_to_from_bytes", issue = "52963")] #[stable(feature = "int_to_from_bytes", since = "1.32.0")]
#[rustc_const_unstable(feature = "const_int_conversion")] #[rustc_const_unstable(feature = "const_int_conversion")]
#[inline] #[inline]
pub const fn from_ne_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self { pub const fn from_ne_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self {

2
src/test/run-pass/const-int-conversion.rs
View File

@@ -8,7 +8,7 @@
// option. This file may not be copied, modified, or distributed // option. This file may not be copied, modified, or distributed
// except according to those terms. // except according to those terms.
#![feature(const_int_conversion, const_int_ops, reverse_bits, int_to_from_bytes)] #![feature(const_int_conversion, const_int_ops, reverse_bits)]
const REVERSE: u32 = 0x12345678_u32.reverse_bits(); const REVERSE: u32 = 0x12345678_u32.reverse_bits();
const FROM_BE_BYTES: i32 = i32::from_be_bytes([0x12, 0x34, 0x56, 0x78]); const FROM_BE_BYTES: i32 = i32::from_be_bytes([0x12, 0x34, 0x56, 0x78]);

2
src/test/ui/consts/const-int-conversion.rs
View File

@@ -8,7 +8,7 @@
// option. This file may not be copied, modified, or distributed // option. This file may not be copied, modified, or distributed
// except according to those terms. // except according to those terms.
#![feature(reverse_bits, int_to_from_bytes)] #![feature(reverse_bits)]
fn main() { fn main() {
let x: &'static i32 = &(5_i32.reverse_bits()); let x: &'static i32 = &(5_i32.reverse_bits());