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stabilize const_int_from_str
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Skgland committed Jul 4, 2024
1 parent de4f5c2 commit 259c058
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Showing 4 changed files with 5 additions and 5 deletions.
1 change: 0 additions & 1 deletion core/src/lib.rs
Original file line number Diff line number Diff line change
Expand Up @@ -128,7 +128,6 @@
#![feature(const_hash)]
#![feature(const_heap)]
#![feature(const_index_range_slice_index)]
#![feature(const_int_from_str)]
#![feature(const_intrinsic_copy)]
#![feature(const_intrinsic_forget)]
#![feature(const_ipv4)]
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2 changes: 1 addition & 1 deletion core/src/num/error.rs
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Expand Up @@ -113,7 +113,7 @@ pub enum IntErrorKind {
impl ParseIntError {
/// Outputs the detailed cause of parsing an integer failing.
#[must_use]
#[rustc_const_unstable(feature = "const_int_from_str", issue = "59133")]
#[rustc_const_stable(feature = "const_int_from_str", since = "CURRENT_RUSTC_VERSION")]
#[stable(feature = "int_error_matching", since = "1.55.0")]
pub const fn kind(&self) -> &IntErrorKind {
&self.kind
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6 changes: 4 additions & 2 deletions core/src/num/mod.rs
Original file line number Diff line number Diff line change
Expand Up @@ -1387,6 +1387,7 @@ from_str_radix_int_impl! { isize i8 i16 i32 i64 i128 usize u8 u16 u32 u64 u128 }
#[doc(hidden)]
#[inline(always)]
#[unstable(issue = "none", feature = "std_internals")]
#[rustc_const_unstable(issue = "none", feature = "const_int_cannot_overflow")]
pub const fn can_not_overflow<T>(radix: u32, is_signed_ty: bool, digits: &[u8]) -> bool {
radix <= 16 && digits.len() <= mem::size_of::<T>() * 2 - is_signed_ty as usize
}
Expand All @@ -1410,6 +1411,7 @@ const fn from_str_radix_panic(radix: u32) {
intrinsics::const_eval_select((radix,), from_str_radix_panic_ct, from_str_radix_panic_rt);
}

#[allow_internal_unstable(const_int_cannot_overflow)]
macro_rules! from_str_radix {
($($int_ty:ty)+) => {$(
impl $int_ty {
Expand All @@ -1436,7 +1438,7 @@ macro_rules! from_str_radix {
#[doc = concat!("assert_eq!(", stringify!($int_ty), "::from_str_radix(\"A\", 16), Ok(10));")]
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_unstable(feature = "const_int_from_str", issue = "59133")]
#[rustc_const_stable(feature = "const_int_from_str", since = "CURRENT_RUSTC_VERSION")]
pub const fn from_str_radix(src: &str, radix: u32) -> Result<$int_ty, ParseIntError> {
use self::IntErrorKind::*;
use self::ParseIntError as PIE;
Expand Down Expand Up @@ -1566,7 +1568,7 @@ macro_rules! from_str_radix_size_impl {
#[doc = concat!("assert_eq!(", stringify!($size), "::from_str_radix(\"A\", 16), Ok(10));")]
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_unstable(feature = "const_int_from_str", issue = "59133")]
#[rustc_const_stable(feature = "const_int_from_str", since = "CURRENT_RUSTC_VERSION")]
pub const fn from_str_radix(src: &str, radix: u32) -> Result<$size, ParseIntError> {
match <$t>::from_str_radix(src, radix) {
Ok(x) => Ok(x as $size),
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1 change: 0 additions & 1 deletion core/tests/lib.rs
Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,6 @@
#![feature(const_hash)]
#![feature(const_heap)]
#![feature(const_intrinsic_copy)]
#![feature(const_int_from_str)]
#![feature(const_maybe_uninit_as_mut_ptr)]
#![feature(const_nonnull_new)]
#![feature(const_pointer_is_aligned)]
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