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Stabilize const_fn_transmute

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This commit is contained in:
Jacob Pratt
2021-06-03 02:11:14 -04:00
parent fd853c00e2
commit 36f02f3523
12 changed files with 15 additions and 47 deletions
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4
library/core/src/num/int_macros.rs
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@@ -2096,7 +2096,7 @@ macro_rules! int_impl {
#[rustc_const_stable(feature = "const_int_conversion", since = "1.44.0")]
// SAFETY: const sound because integers are plain old datatypes so we can always
// transmute them to arrays of bytes
#[rustc_allow_const_fn_unstable(const_fn_transmute)]
#[cfg_attr(bootstrap, rustc_allow_const_fn_unstable(const_fn_transmute))]
#[inline]
pub const fn to_ne_bytes(self) -> [u8; mem::size_of::<Self>()] {
// SAFETY: integers are plain old datatypes so we can always transmute them to
@@ -2202,7 +2202,7 @@ macro_rules! int_impl {
#[rustc_const_stable(feature = "const_int_conversion", since = "1.44.0")]
// SAFETY: const sound because integers are plain old datatypes so we can always
// transmute to them
#[rustc_allow_const_fn_unstable(const_fn_transmute)]
#[cfg_attr(bootstrap, rustc_allow_const_fn_unstable(const_fn_transmute))]
#[inline]
pub const fn from_ne_bytes(bytes: [u8; mem::size_of::<Self>()]) -> Self {
// SAFETY: integers are plain old datatypes so we can always transmute to them