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Stabilize str::from_utf8_unchecked as const

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Jacob Pratt 2021-06-11 01:55:47 -04:00
parent 72868e017b
commit fe7487a79e
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library/core/src/str/converts.rs
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@ -156,7 +156,7 @@ pub fn from_utf8_mut(v: &mut [u8]) -> Result<&mut str, Utf8Error> {
/// ```
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_unstable(feature = "const_str_from_utf8_unchecked", issue = "75196")]
#[rustc_const_stable(feature = "const_str_from_utf8_unchecked", since = "1.55.0")]
#[rustc_allow_const_fn_unstable(const_fn_transmute)]
pub const unsafe fn from_utf8_unchecked(v: &[u8]) -> &str {
// SAFETY: the caller must guarantee that the bytes `v` are valid UTF-8.