OpenE2K/rust
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

const_int_pow will be stabilized in 1.50.0, not in 1.49.0

Browse Source 
Same for constctlz.
This commit is contained in:
Trevor Spiteri 2020-11-23 02:04:37 +01:00
parent aca37b65f1
commit a6bcf7a2b6
3 changed files with 15 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
library/core/src/intrinsics.rs
View File

@ -1486,7 +1486,7 @@ extern "rust-intrinsic" {
/// let num_leading = unsafe { ctlz_nonzero(x) };
/// assert_eq!(num_leading, 3);
/// ```
#[rustc_const_stable(feature = "constctlz", since = "1.49.0")]
#[rustc_const_stable(feature = "constctlz", since = "1.50.0")]
pub fn ctlz_nonzero<T: Copy>(x: T) -> T;
/// Returns the number of trailing unset bits (zeroes) in an integer type `T`.

10
library/core/src/num/int_macros.rs
View File

@ -791,7 +791,7 @@ $EndFeature, "
```"),
#[stable(feature = "no_panic_pow", since = "1.34.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
@ -974,7 +974,7 @@ assert_eq!(", stringify!($SelfT), "::MIN.saturating_pow(3), ", stringify!($SelfT
$EndFeature, "
```"),
#[stable(feature = "no_panic_pow", since = "1.34.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
@ -1340,7 +1340,7 @@ assert_eq!(3i8.wrapping_pow(6), -39);",
$EndFeature, "
```"),
#[stable(feature = "no_panic_pow", since = "1.34.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
@ -1707,7 +1707,7 @@ assert_eq!(3i8.overflowing_pow(5), (-13, true));",
$EndFeature, "
```"),
#[stable(feature = "no_panic_pow", since = "1.34.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
@ -1757,7 +1757,7 @@ assert_eq!(x.pow(5), 32);",
$EndFeature, "
```"),
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]

18
library/core/src/num/uint_macros.rs
View File

@ -749,7 +749,7 @@ Basic usage:
assert_eq!(", stringify!($SelfT), "::MAX.checked_pow(2), None);", $EndFeature, "
```"),
#[stable(feature = "no_panic_pow", since = "1.34.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
@ -865,7 +865,7 @@ assert_eq!(", stringify!($SelfT), "::MAX.saturating_pow(2), ", stringify!($SelfT
$EndFeature, "
```"),
#[stable(feature = "no_panic_pow", since = "1.34.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
@ -1159,7 +1159,7 @@ Basic usage:
assert_eq!(3u8.wrapping_pow(6), 217);", $EndFeature, "
```"),
#[stable(feature = "no_panic_pow", since = "1.34.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
@ -1484,7 +1484,7 @@ Basic usage:
assert_eq!(3u8.overflowing_pow(6), (217, true));", $EndFeature, "
```"),
#[stable(feature = "no_panic_pow", since = "1.34.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
@ -1532,7 +1532,7 @@ Basic usage:
", $Feature, "assert_eq!(2", stringify!($SelfT), ".pow(5), 32);", $EndFeature, "
```"),
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
#[must_use = "this returns the result of the operation, \
without modifying the original"]
#[inline]
@ -1648,7 +1648,7 @@ assert!(!10", stringify!($SelfT), ".is_power_of_two());", $EndFeature, "
// overflow cases it instead ends up returning the maximum value
// of the type, and can return 0 for 0.
#[inline]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
const fn one_less_than_next_power_of_two(self) -> Self {
if self <= 1 { return 0; }
@ -1677,7 +1677,7 @@ Basic usage:
assert_eq!(3", stringify!($SelfT), ".next_power_of_two(), 4);", $EndFeature, "
```"),
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
#[inline]
#[rustc_inherit_overflow_checks]
pub const fn next_power_of_two(self) -> Self {
@ -1703,7 +1703,7 @@ $EndFeature, "
```"),
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
pub const fn checked_next_power_of_two(self) -> Option<Self> {
self.one_less_than_next_power_of_two().checked_add(1)
}
@ -1728,7 +1728,7 @@ $EndFeature, "
```"),
#[unstable(feature = "wrapping_next_power_of_two", issue = "32463",
reason = "needs decision on wrapping behaviour")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.49.0")]
#[rustc_const_stable(feature = "const_int_pow", since = "1.50.0")]
pub const fn wrapping_next_power_of_two(self) -> Self {
self.one_less_than_next_power_of_two().wrapping_add(1)
}