mirror of
https://github.com/rust-lang/rust.git
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Remove the usage of the LengthAtMost32 trait
This commit is contained in:
Roman Proskuryakov
parent
7d4a92d4f8
commit
eff62069ad
@ -130,7 +130,6 @@
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#![stable(feature = "rust1", since = "1.0.0")]
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use core::any::Any;
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use core::array::LengthAtMost32;
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use core::borrow;
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use core::cmp::Ordering;
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use core::convert::{From, TryFrom};
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@ -871,10 +870,7 @@ impl From<Box<str>> for Box<[u8]> {
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}
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#[stable(feature = "box_from_array", since = "1.45.0")]
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impl<T, const N: usize> From<[T; N]> for Box<[T]>
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where
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[T; N]: LengthAtMost32,
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{
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impl<T, const N: usize> From<[T; N]> for Box<[T]> {
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/// Converts a `[T; N]` into a `Box<[T]>`
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///
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/// This conversion moves the array to newly heap-allocated memory.
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@ -890,10 +886,7 @@ where
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}
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#[stable(feature = "boxed_slice_try_from", since = "1.43.0")]
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impl<T, const N: usize> TryFrom<Box<[T]>> for Box<[T; N]>
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where
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[T; N]: LengthAtMost32,
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{
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impl<T, const N: usize> TryFrom<Box<[T]>> for Box<[T; N]> {
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type Error = Box<[T]>;
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fn try_from(boxed_slice: Box<[T]>) -> Result<Self, Self::Error> {
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@ -9,7 +9,6 @@
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// ignore-tidy-filelength
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use core::array::LengthAtMost32;
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use core::cmp::{self, Ordering};
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use core::fmt;
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use core::hash::{Hash, Hasher};
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@ -2799,9 +2798,9 @@ macro_rules! __impl_slice_eq1 {
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__impl_slice_eq1! { [] VecDeque<A>, Vec<B>, }
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__impl_slice_eq1! { [] VecDeque<A>, &[B], }
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__impl_slice_eq1! { [] VecDeque<A>, &mut [B], }
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__impl_slice_eq1! { [const N: usize] VecDeque<A>, [B; N], [B; N]: LengthAtMost32 }
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__impl_slice_eq1! { [const N: usize] VecDeque<A>, &[B; N], [B; N]: LengthAtMost32 }
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__impl_slice_eq1! { [const N: usize] VecDeque<A>, &mut [B; N], [B; N]: LengthAtMost32 }
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__impl_slice_eq1! { [const N: usize] VecDeque<A>, [B; N], }
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__impl_slice_eq1! { [const N: usize] VecDeque<A>, &[B; N], }
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__impl_slice_eq1! { [const N: usize] VecDeque<A>, &mut [B; N], }
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#[stable(feature = "rust1", since = "1.0.0")]
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impl<A: PartialOrd> PartialOrd for VecDeque<A> {
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@ -235,7 +235,6 @@ use crate::boxed::Box;
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use std::boxed::Box;
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use core::any::Any;
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use core::array::LengthAtMost32;
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use core::borrow;
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use core::cell::Cell;
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use core::cmp::Ordering;
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@ -1522,10 +1521,7 @@ where
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}
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#[stable(feature = "boxed_slice_try_from", since = "1.43.0")]
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impl<T, const N: usize> TryFrom<Rc<[T]>> for Rc<[T; N]>
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where
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[T; N]: LengthAtMost32,
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{
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impl<T, const N: usize> TryFrom<Rc<[T]>> for Rc<[T; N]> {
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type Error = Rc<[T]>;
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fn try_from(boxed_slice: Rc<[T]>) -> Result<Self, Self::Error> {
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@ -7,7 +7,6 @@
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//! [arc]: struct.Arc.html
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use core::any::Any;
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use core::array::LengthAtMost32;
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use core::borrow;
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use core::cmp::Ordering;
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use core::convert::{From, TryFrom};
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@ -2159,10 +2158,7 @@ where
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}
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#[stable(feature = "boxed_slice_try_from", since = "1.43.0")]
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impl<T, const N: usize> TryFrom<Arc<[T]>> for Arc<[T; N]>
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where
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[T; N]: LengthAtMost32,
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{
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impl<T, const N: usize> TryFrom<Arc<[T]>> for Arc<[T; N]> {
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type Error = Arc<[T]>;
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fn try_from(boxed_slice: Arc<[T]>) -> Result<Self, Self::Error> {
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@ -59,7 +59,6 @@
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#![stable(feature = "rust1", since = "1.0.0")]
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use core::array::LengthAtMost32;
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use core::cmp::{self, Ordering};
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use core::fmt;
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use core::hash::{Hash, Hasher};
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@ -2379,18 +2378,18 @@ __impl_slice_eq1! { [] &mut [A], Vec<B>, #[stable(feature = "partialeq_vec_for_r
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__impl_slice_eq1! { [] Cow<'_, [A]>, Vec<B> where A: Clone, #[stable(feature = "rust1", since = "1.0.0")] }
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__impl_slice_eq1! { [] Cow<'_, [A]>, &[B] where A: Clone, #[stable(feature = "rust1", since = "1.0.0")] }
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__impl_slice_eq1! { [] Cow<'_, [A]>, &mut [B] where A: Clone, #[stable(feature = "rust1", since = "1.0.0")] }
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__impl_slice_eq1! { [const N: usize] Vec<A>, [B; N] where [B; N]: LengthAtMost32, #[stable(feature = "rust1", since = "1.0.0")] }
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__impl_slice_eq1! { [const N: usize] Vec<A>, &[B; N] where [B; N]: LengthAtMost32, #[stable(feature = "rust1", since = "1.0.0")] }
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__impl_slice_eq1! { [const N: usize] Vec<A>, [B; N], #[stable(feature = "rust1", since = "1.0.0")] }
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__impl_slice_eq1! { [const N: usize] Vec<A>, &[B; N], #[stable(feature = "rust1", since = "1.0.0")] }
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// NOTE: some less important impls are omitted to reduce code bloat
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// FIXME(Centril): Reconsider this?
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//__impl_slice_eq1! { [const N: usize] Vec<A>, &mut [B; N], [B; N]: LengthAtMost32 }
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//__impl_slice_eq1! { [const N: usize] [A; N], Vec<B>, [A; N]: LengthAtMost32 }
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//__impl_slice_eq1! { [const N: usize] &[A; N], Vec<B>, [A; N]: LengthAtMost32 }
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//__impl_slice_eq1! { [const N: usize] &mut [A; N], Vec<B>, [A; N]: LengthAtMost32 }
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//__impl_slice_eq1! { [const N: usize] Cow<'a, [A]>, [B; N], [B; N]: LengthAtMost32 }
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//__impl_slice_eq1! { [const N: usize] Cow<'a, [A]>, &[B; N], [B; N]: LengthAtMost32 }
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//__impl_slice_eq1! { [const N: usize] Cow<'a, [A]>, &mut [B; N], [B; N]: LengthAtMost32 }
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//__impl_slice_eq1! { [const N: usize] Vec<A>, &mut [B; N], }
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//__impl_slice_eq1! { [const N: usize] [A; N], Vec<B>, }
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//__impl_slice_eq1! { [const N: usize] &[A; N], Vec<B>, }
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//__impl_slice_eq1! { [const N: usize] &mut [A; N], Vec<B>, }
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//__impl_slice_eq1! { [const N: usize] Cow<'a, [A]>, [B; N], }
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//__impl_slice_eq1! { [const N: usize] Cow<'a, [A]>, &[B; N], }
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//__impl_slice_eq1! { [const N: usize] Cow<'a, [A]>, &mut [B; N], }
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/// Implements comparison of vectors, lexicographically.
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#[stable(feature = "rust1", since = "1.0.0")]
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@ -2494,10 +2493,7 @@ impl<T: Clone> From<&mut [T]> for Vec<T> {
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}
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#[stable(feature = "vec_from_array", since = "1.44.0")]
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impl<T, const N: usize> From<[T; N]> for Vec<T>
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where
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[T; N]: LengthAtMost32,
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{
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impl<T, const N: usize> From<[T; N]> for Vec<T> {
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#[cfg(not(test))]
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fn from(s: [T; N]) -> Vec<T> {
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<[T]>::into_vec(box s)
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@ -1,6 +1,5 @@
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//! Defines the `IntoIter` owned iterator for arrays.
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use super::LengthAtMost32;
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use crate::{
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fmt,
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iter::{ExactSizeIterator, FusedIterator, TrustedLen},
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@ -13,10 +12,7 @@ use crate::{
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///
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/// [array]: ../../std/primitive.array.html
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#[unstable(feature = "array_value_iter", issue = "65798")]
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pub struct IntoIter<T, const N: usize>
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where
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[T; N]: LengthAtMost32,
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{
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pub struct IntoIter<T, const N: usize> {
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/// This is the array we are iterating over.
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///
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/// Elements with index `i` where `alive.start <= i < alive.end` have not
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@ -39,10 +35,7 @@ where
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alive: Range<usize>,
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}
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impl<T, const N: usize> IntoIter<T, N>
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where
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[T; N]: LengthAtMost32,
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{
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impl<T, const N: usize> IntoIter<T, N> {
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/// Creates a new iterator over the given `array`.
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///
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/// *Note*: this method might never get stabilized and/or removed in the
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@ -99,10 +92,7 @@ where
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}
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#[stable(feature = "array_value_iter_impls", since = "1.40.0")]
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impl<T, const N: usize> Iterator for IntoIter<T, N>
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where
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[T; N]: LengthAtMost32,
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{
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impl<T, const N: usize> Iterator for IntoIter<T, N> {
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type Item = T;
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fn next(&mut self) -> Option<Self::Item> {
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if self.alive.start == self.alive.end {
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@ -146,10 +136,7 @@ where
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}
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#[stable(feature = "array_value_iter_impls", since = "1.40.0")]
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impl<T, const N: usize> DoubleEndedIterator for IntoIter<T, N>
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where
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[T; N]: LengthAtMost32,
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{
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impl<T, const N: usize> DoubleEndedIterator for IntoIter<T, N> {
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fn next_back(&mut self) -> Option<Self::Item> {
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if self.alive.start == self.alive.end {
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return None;
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@ -182,10 +169,7 @@ where
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}
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#[stable(feature = "array_value_iter_impls", since = "1.40.0")]
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impl<T, const N: usize> Drop for IntoIter<T, N>
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where
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[T; N]: LengthAtMost32,
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{
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impl<T, const N: usize> Drop for IntoIter<T, N> {
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fn drop(&mut self) {
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// SAFETY: This is safe: `as_mut_slice` returns exactly the sub-slice
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// of elements that have not been moved out yet and that remain
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@ -195,10 +179,7 @@ where
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}
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#[stable(feature = "array_value_iter_impls", since = "1.40.0")]
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impl<T, const N: usize> ExactSizeIterator for IntoIter<T, N>
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where
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[T; N]: LengthAtMost32,
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{
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impl<T, const N: usize> ExactSizeIterator for IntoIter<T, N> {
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fn len(&self) -> usize {
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// Will never underflow due to the invariant `alive.start <=
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// alive.end`.
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@ -210,20 +191,17 @@ where
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}
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#[stable(feature = "array_value_iter_impls", since = "1.40.0")]
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impl<T, const N: usize> FusedIterator for IntoIter<T, N> where [T; N]: LengthAtMost32 {}
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impl<T, const N: usize> FusedIterator for IntoIter<T, N> {}
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// The iterator indeed reports the correct length. The number of "alive"
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// elements (that will still be yielded) is the length of the range `alive`.
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// This range is decremented in length in either `next` or `next_back`. It is
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// always decremented by 1 in those methods, but only if `Some(_)` is returned.
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#[stable(feature = "array_value_iter_impls", since = "1.40.0")]
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unsafe impl<T, const N: usize> TrustedLen for IntoIter<T, N> where [T; N]: LengthAtMost32 {}
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unsafe impl<T, const N: usize> TrustedLen for IntoIter<T, N> {}
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#[stable(feature = "array_value_iter_impls", since = "1.40.0")]
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impl<T: Clone, const N: usize> Clone for IntoIter<T, N>
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where
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[T; N]: LengthAtMost32,
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{
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impl<T: Clone, const N: usize> Clone for IntoIter<T, N> {
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fn clone(&self) -> Self {
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// SAFETY: each point of unsafety is documented inside the unsafe block
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unsafe {
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@ -249,10 +227,7 @@ where
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}
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#[stable(feature = "array_value_iter_impls", since = "1.40.0")]
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impl<T: fmt::Debug, const N: usize> fmt::Debug for IntoIter<T, N>
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where
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[T; N]: LengthAtMost32,
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{
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impl<T: fmt::Debug, const N: usize> fmt::Debug for IntoIter<T, N> {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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// Only print the elements that were not yielded yet: we cannot
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// access the yielded elements anymore.
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@ -125,7 +125,6 @@ impl<T, const N: usize> BorrowMut<[T]> for [T; N] {
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impl<T, const N: usize> TryFrom<&[T]> for [T; N]
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where
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T: Copy,
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[T; N]: LengthAtMost32,
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{
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type Error = TryFromSliceError;
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@ -135,10 +134,7 @@ where
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}
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#[stable(feature = "try_from", since = "1.34.0")]
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impl<'a, T, const N: usize> TryFrom<&'a [T]> for &'a [T; N]
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where
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[T; N]: LengthAtMost32,
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{
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impl<'a, T, const N: usize> TryFrom<&'a [T]> for &'a [T; N] {
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type Error = TryFromSliceError;
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fn try_from(slice: &[T]) -> Result<&[T; N], TryFromSliceError> {
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@ -153,10 +149,7 @@ where
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}
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#[stable(feature = "try_from", since = "1.34.0")]
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impl<'a, T, const N: usize> TryFrom<&'a mut [T]> for &'a mut [T; N]
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where
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[T; N]: LengthAtMost32,
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{
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impl<'a, T, const N: usize> TryFrom<&'a mut [T]> for &'a mut [T; N] {
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type Error = TryFromSliceError;
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fn try_from(slice: &mut [T]) -> Result<&mut [T; N], TryFromSliceError> {
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@ -171,30 +164,21 @@ where
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}
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#[stable(feature = "rust1", since = "1.0.0")]
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impl<T: Hash, const N: usize> Hash for [T; N]
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where
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[T; N]: LengthAtMost32,
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{
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impl<T: Hash, const N: usize> Hash for [T; N] {
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fn hash<H: hash::Hasher>(&self, state: &mut H) {
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Hash::hash(&self[..], state)
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}
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}
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#[stable(feature = "rust1", since = "1.0.0")]
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impl<T: fmt::Debug, const N: usize> fmt::Debug for [T; N]
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where
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[T; N]: LengthAtMost32,
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{
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impl<T: fmt::Debug, const N: usize> fmt::Debug for [T; N] {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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fmt::Debug::fmt(&&self[..], f)
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}
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}
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#[stable(feature = "rust1", since = "1.0.0")]
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impl<'a, T, const N: usize> IntoIterator for &'a [T; N]
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where
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[T; N]: LengthAtMost32,
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{
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impl<'a, T, const N: usize> IntoIterator for &'a [T; N] {
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type Item = &'a T;
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type IntoIter = Iter<'a, T>;
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@ -204,10 +188,7 @@ where
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}
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#[stable(feature = "rust1", since = "1.0.0")]
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impl<'a, T, const N: usize> IntoIterator for &'a mut [T; N]
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where
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[T; N]: LengthAtMost32,
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{
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impl<'a, T, const N: usize> IntoIterator for &'a mut [T; N] {
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type Item = &'a mut T;
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type IntoIter = IterMut<'a, T>;
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@ -220,8 +201,6 @@ where
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impl<A, B, const N: usize> PartialEq<[B; N]> for [A; N]
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where
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A: PartialEq<B>,
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[A; N]: LengthAtMost32,
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[B; N]: LengthAtMost32,
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{
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#[inline]
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fn eq(&self, other: &[B; N]) -> bool {
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@ -237,7 +216,6 @@ where
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impl<A, B, const N: usize> PartialEq<[B]> for [A; N]
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where
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A: PartialEq<B>,
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[A; N]: LengthAtMost32,
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{
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#[inline]
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fn eq(&self, other: &[B]) -> bool {
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@ -253,7 +231,6 @@ where
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impl<A, B, const N: usize> PartialEq<[A; N]> for [B]
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where
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B: PartialEq<A>,
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[A; N]: LengthAtMost32,
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{
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#[inline]
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fn eq(&self, other: &[A; N]) -> bool {
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@ -269,7 +246,6 @@ where
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impl<'b, A, B, const N: usize> PartialEq<&'b [B]> for [A; N]
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where
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A: PartialEq<B>,
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[A; N]: LengthAtMost32,
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{
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#[inline]
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fn eq(&self, other: &&'b [B]) -> bool {
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@ -285,7 +261,6 @@ where
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impl<'b, A, B, const N: usize> PartialEq<[A; N]> for &'b [B]
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where
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B: PartialEq<A>,
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[A; N]: LengthAtMost32,
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{
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#[inline]
|
||||
fn eq(&self, other: &[A; N]) -> bool {
|
||||
@ -301,7 +276,6 @@ where
|
||||
impl<'b, A, B, const N: usize> PartialEq<&'b mut [B]> for [A; N]
|
||||
where
|
||||
A: PartialEq<B>,
|
||||
[A; N]: LengthAtMost32,
|
||||
{
|
||||
#[inline]
|
||||
fn eq(&self, other: &&'b mut [B]) -> bool {
|
||||
@ -317,7 +291,6 @@ where
|
||||
impl<'b, A, B, const N: usize> PartialEq<[A; N]> for &'b mut [B]
|
||||
where
|
||||
B: PartialEq<A>,
|
||||
[A; N]: LengthAtMost32,
|
||||
{
|
||||
#[inline]
|
||||
fn eq(&self, other: &[A; N]) -> bool {
|
||||
@ -334,13 +307,10 @@ where
|
||||
// __impl_slice_eq2! { [A; $N], &'b mut [B; $N] }
|
||||
|
||||
#[stable(feature = "rust1", since = "1.0.0")]
|
||||
impl<T: Eq, const N: usize> Eq for [T; N] where [T; N]: LengthAtMost32 {}
|
||||
impl<T: Eq, const N: usize> Eq for [T; N] {}
|
||||
|
||||
#[stable(feature = "rust1", since = "1.0.0")]
|
||||
impl<T: PartialOrd, const N: usize> PartialOrd for [T; N]
|
||||
where
|
||||
[T; N]: LengthAtMost32,
|
||||
{
|
||||
impl<T: PartialOrd, const N: usize> PartialOrd for [T; N] {
|
||||
#[inline]
|
||||
fn partial_cmp(&self, other: &[T; N]) -> Option<Ordering> {
|
||||
PartialOrd::partial_cmp(&&self[..], &&other[..])
|
||||
@ -365,10 +335,7 @@ where
|
||||
|
||||
/// Implements comparison of arrays lexicographically.
|
||||
#[stable(feature = "rust1", since = "1.0.0")]
|
||||
impl<T: Ord, const N: usize> Ord for [T; N]
|
||||
where
|
||||
[T; N]: LengthAtMost32,
|
||||
{
|
||||
impl<T: Ord, const N: usize> Ord for [T; N] {
|
||||
#[inline]
|
||||
fn cmp(&self, other: &[T; N]) -> Ordering {
|
||||
Ord::cmp(&&self[..], &&other[..])
|
||||
|
||||
@ -0,0 +1,40 @@
|
||||
// check-pass
|
||||
|
||||
pub fn yes_vec_partial_eq_array<A, B>() -> impl PartialEq<[B; 33]>
|
||||
where
|
||||
A: PartialEq<B>,
|
||||
{
|
||||
Vec::<A>::new()
|
||||
}
|
||||
|
||||
pub fn yes_vec_partial_eq_ref_array<'a, A, B>() -> impl PartialEq<&'a [B; 33]>
|
||||
where
|
||||
A: PartialEq<B>,
|
||||
{
|
||||
Vec::<A>::new()
|
||||
}
|
||||
|
||||
use std::collections::VecDeque;
|
||||
|
||||
pub fn yes_vecdeque_partial_eq_array<A, B>() -> impl PartialEq<[B; 33]>
|
||||
where
|
||||
A: PartialEq<B>,
|
||||
{
|
||||
VecDeque::<A>::new()
|
||||
}
|
||||
|
||||
pub fn yes_vecdeque_partial_eq_ref_array<'a, A, B>() -> impl PartialEq<&'a [B; 33]>
|
||||
where
|
||||
A: PartialEq<B>,
|
||||
{
|
||||
VecDeque::<A>::new()
|
||||
}
|
||||
|
||||
pub fn yes_vecdeque_partial_eq_ref_mut_array<'a, A, B>() -> impl PartialEq<&'a mut [B; 33]>
|
||||
where
|
||||
A: PartialEq<B>,
|
||||
{
|
||||
VecDeque::<A>::new()
|
||||
}
|
||||
|
||||
fn main() {}
|
||||
@ -1,43 +0,0 @@
|
||||
pub fn no_vec_partial_eq_array<A, B>() -> impl PartialEq<[B; 33]>
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
where
|
||||
A: PartialEq<B>,
|
||||
{
|
||||
Vec::<A>::new()
|
||||
}
|
||||
|
||||
pub fn no_vec_partial_eq_ref_array<'a, A, B>() -> impl PartialEq<&'a [B; 33]>
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
where
|
||||
A: PartialEq<B>,
|
||||
{
|
||||
Vec::<A>::new()
|
||||
}
|
||||
|
||||
use std::collections::VecDeque;
|
||||
|
||||
pub fn no_vecdeque_partial_eq_array<A, B>() -> impl PartialEq<[B; 33]>
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
where
|
||||
A: PartialEq<B>,
|
||||
{
|
||||
VecDeque::<A>::new()
|
||||
}
|
||||
|
||||
pub fn no_vecdeque_partial_eq_ref_array<'a, A, B>() -> impl PartialEq<&'a [B; 33]>
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
where
|
||||
A: PartialEq<B>,
|
||||
{
|
||||
VecDeque::<A>::new()
|
||||
}
|
||||
|
||||
pub fn no_vecdeque_partial_eq_ref_mut_array<'a, A, B>() -> impl PartialEq<&'a mut [B; 33]>
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
where
|
||||
A: PartialEq<B>,
|
||||
{
|
||||
VecDeque::<A>::new()
|
||||
}
|
||||
|
||||
fn main() {}
|
||||
@ -1,63 +0,0 @@
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/alloc-traits-no-impls-length-33.rs:1:43
|
||||
|
|
||||
LL | pub fn no_vec_partial_eq_array<A, B>() -> impl PartialEq<[B; 33]>
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[B; 33]`
|
||||
...
|
||||
LL | Vec::<A>::new()
|
||||
| --------------- this returned value is of type `std::vec::Vec<A>`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::cmp::PartialEq<[B; 33]>` for `std::vec::Vec<A>`
|
||||
= note: the return type of a function must have a statically known size
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/alloc-traits-no-impls-length-33.rs:9:51
|
||||
|
|
||||
LL | pub fn no_vec_partial_eq_ref_array<'a, A, B>() -> impl PartialEq<&'a [B; 33]>
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[B; 33]`
|
||||
...
|
||||
LL | Vec::<A>::new()
|
||||
| --------------- this returned value is of type `std::vec::Vec<A>`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::cmp::PartialEq<&'a [B; 33]>` for `std::vec::Vec<A>`
|
||||
= note: the return type of a function must have a statically known size
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/alloc-traits-no-impls-length-33.rs:19:48
|
||||
|
|
||||
LL | pub fn no_vecdeque_partial_eq_array<A, B>() -> impl PartialEq<[B; 33]>
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[B; 33]`
|
||||
...
|
||||
LL | VecDeque::<A>::new()
|
||||
| -------------------- this returned value is of type `std::collections::VecDeque<A>`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::cmp::PartialEq<[B; 33]>` for `std::collections::VecDeque<A>`
|
||||
= note: the return type of a function must have a statically known size
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/alloc-traits-no-impls-length-33.rs:27:56
|
||||
|
|
||||
LL | pub fn no_vecdeque_partial_eq_ref_array<'a, A, B>() -> impl PartialEq<&'a [B; 33]>
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[B; 33]`
|
||||
...
|
||||
LL | VecDeque::<A>::new()
|
||||
| -------------------- this returned value is of type `std::collections::VecDeque<A>`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::cmp::PartialEq<&'a [B; 33]>` for `std::collections::VecDeque<A>`
|
||||
= note: the return type of a function must have a statically known size
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/alloc-traits-no-impls-length-33.rs:35:60
|
||||
|
|
||||
LL | pub fn no_vecdeque_partial_eq_ref_mut_array<'a, A, B>() -> impl PartialEq<&'a mut [B; 33]>
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[B; 33]`
|
||||
...
|
||||
LL | VecDeque::<A>::new()
|
||||
| -------------------- this returned value is of type `std::collections::VecDeque<A>`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::cmp::PartialEq<&'a mut [B; 33]>` for `std::collections::VecDeque<A>`
|
||||
= note: the return type of a function must have a statically known size
|
||||
|
||||
error: aborting due to 5 previous errors
|
||||
|
||||
For more information about this error, try `rustc --explain E0277`.
|
||||
@ -0,0 +1,25 @@
|
||||
// check-pass
|
||||
|
||||
use std::{convert::TryFrom, rc::Rc, sync::Arc};
|
||||
|
||||
pub fn yes_vec() {
|
||||
let v: Vec<_> = [0; 33].into();
|
||||
}
|
||||
|
||||
pub fn yes_box() {
|
||||
let boxed_slice = Box::new([0; 33]) as Box<[i32]>;
|
||||
let boxed_array = <Box<[i32; 33]>>::try_from(boxed_slice);
|
||||
let boxed_slice = <Box<[i32]>>::from([0; 33]);
|
||||
}
|
||||
|
||||
pub fn yes_rc() {
|
||||
let boxed_slice = Rc::new([0; 33]) as Rc<[i32]>;
|
||||
let boxed_array = <Rc<[i32; 33]>>::try_from(boxed_slice);
|
||||
}
|
||||
|
||||
pub fn yes_arc() {
|
||||
let boxed_slice = Arc::new([0; 33]) as Arc<[i32]>;
|
||||
let boxed_array = <Arc<[i32; 33]>>::try_from(boxed_slice);
|
||||
}
|
||||
|
||||
fn main() {}
|
||||
@ -1,33 +0,0 @@
|
||||
// ignore-tidy-linelength
|
||||
|
||||
use std::{convert::TryFrom, rc::Rc, sync::Arc};
|
||||
|
||||
pub fn no_vec() {
|
||||
let v: Vec<_> = [0; 33].into();
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
}
|
||||
|
||||
pub fn no_box() {
|
||||
let boxed_slice = Box::new([0; 33]) as Box<[i32]>;
|
||||
let boxed_array = <Box<[i32; 33]>>::try_from(boxed_slice);
|
||||
//~^ ERROR the trait bound `std::boxed::Box<[i32; 33]>: std::convert::From<std::boxed::Box<[i32]>>` is not satisfied
|
||||
//~^^ ERROR the trait bound `std::boxed::Box<[i32; 33]>: std::convert::TryFrom<std::boxed::Box<[i32]>>` is not satisfied
|
||||
let boxed_slice = <Box<[i32]>>::from([0; 33]);
|
||||
//~^ 15:42: 15:49: arrays only have std trait implementations for lengths 0..=32 [E0277]
|
||||
}
|
||||
|
||||
pub fn no_rc() {
|
||||
let boxed_slice = Rc::new([0; 33]) as Rc<[i32]>;
|
||||
let boxed_array = <Rc<[i32; 33]>>::try_from(boxed_slice);
|
||||
//~^ ERROR the trait bound `std::rc::Rc<[i32; 33]>: std::convert::From<std::rc::Rc<[i32]>>` is not satisfied
|
||||
//~^^ ERROR the trait bound `std::rc::Rc<[i32; 33]>: std::convert::TryFrom<std::rc::Rc<[i32]>>` is not satisfied
|
||||
}
|
||||
|
||||
pub fn no_arc() {
|
||||
let boxed_slice = Arc::new([0; 33]) as Arc<[i32]>;
|
||||
let boxed_array = <Arc<[i32; 33]>>::try_from(boxed_slice);
|
||||
//~^ ERROR the trait bound `std::sync::Arc<[i32; 33]>: std::convert::From<std::sync::Arc<[i32]>>` is not satisfied
|
||||
//~^^ ERROR the trait bound `std::sync::Arc<[i32; 33]>: std::convert::TryFrom<std::sync::Arc<[i32]>>` is not satisfied
|
||||
}
|
||||
|
||||
fn main() {}
|
||||
@ -1,97 +0,0 @@
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/alloc-types-no-impls-length-33.rs:6:29
|
||||
|
|
||||
LL | let v: Vec<_> = [0; 33].into();
|
||||
| ^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[{integer}; 33]`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::convert::From<[{integer}; 33]>` for `std::vec::Vec<{integer}>`
|
||||
= note: required because of the requirements on the impl of `std::convert::Into<std::vec::Vec<{integer}>>` for `[{integer}; 33]`
|
||||
|
||||
error[E0277]: the trait bound `std::boxed::Box<[i32; 33]>: std::convert::From<std::boxed::Box<[i32]>>` is not satisfied
|
||||
--> $DIR/alloc-types-no-impls-length-33.rs:12:23
|
||||
|
|
||||
LL | let boxed_array = <Box<[i32; 33]>>::try_from(boxed_slice);
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::convert::From<std::boxed::Box<[i32]>>` is not implemented for `std::boxed::Box<[i32; 33]>`
|
||||
|
|
||||
= help: the following implementations were found:
|
||||
<std::boxed::Box<(dyn std::error::Error + 'a)> as std::convert::From<E>>
|
||||
<std::boxed::Box<(dyn std::error::Error + 'static)> as std::convert::From<&str>>
|
||||
<std::boxed::Box<(dyn std::error::Error + 'static)> as std::convert::From<std::borrow::Cow<'a, str>>>
|
||||
<std::boxed::Box<(dyn std::error::Error + 'static)> as std::convert::From<std::string::String>>
|
||||
and 22 others
|
||||
= note: required because of the requirements on the impl of `std::convert::Into<std::boxed::Box<[i32; 33]>>` for `std::boxed::Box<[i32]>`
|
||||
= note: required because of the requirements on the impl of `std::convert::TryFrom<std::boxed::Box<[i32]>>` for `std::boxed::Box<[i32; 33]>`
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/alloc-types-no-impls-length-33.rs:15:42
|
||||
|
|
||||
LL | let boxed_slice = <Box<[i32]>>::from([0; 33]);
|
||||
| ^^^^^^^
|
||||
| |
|
||||
| expected an implementor of trait `std::convert::From<[{integer}; 33]>`
|
||||
| help: consider borrowing here: `&[0; 33]`
|
||||
|
|
||||
= note: the trait bound `[i32; 33]: std::convert::From<[{integer}; 33]>` is not satisfied
|
||||
= note: required because of the requirements on the impl of `std::convert::From<[i32; 33]>` for `std::boxed::Box<[i32]>`
|
||||
= note: required by `std::convert::From::from`
|
||||
|
||||
error[E0277]: the trait bound `std::boxed::Box<[i32; 33]>: std::convert::TryFrom<std::boxed::Box<[i32]>>` is not satisfied
|
||||
--> $DIR/alloc-types-no-impls-length-33.rs:12:23
|
||||
|
|
||||
LL | let boxed_array = <Box<[i32; 33]>>::try_from(boxed_slice);
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::convert::TryFrom<std::boxed::Box<[i32]>>` is not implemented for `std::boxed::Box<[i32; 33]>`
|
||||
|
|
||||
= help: the following implementations were found:
|
||||
<std::boxed::Box<[T; N]> as std::convert::TryFrom<std::boxed::Box<[T]>>>
|
||||
|
||||
error[E0277]: the trait bound `std::rc::Rc<[i32; 33]>: std::convert::From<std::rc::Rc<[i32]>>` is not satisfied
|
||||
--> $DIR/alloc-types-no-impls-length-33.rs:21:23
|
||||
|
|
||||
LL | let boxed_array = <Rc<[i32; 33]>>::try_from(boxed_slice);
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::convert::From<std::rc::Rc<[i32]>>` is not implemented for `std::rc::Rc<[i32; 33]>`
|
||||
|
|
||||
= help: the following implementations were found:
|
||||
<std::rc::Rc<B> as std::convert::From<std::borrow::Cow<'a, B>>>
|
||||
<std::rc::Rc<T> as std::convert::From<T>>
|
||||
<std::rc::Rc<T> as std::convert::From<std::boxed::Box<T>>>
|
||||
<std::rc::Rc<[T]> as std::convert::From<&[T]>>
|
||||
and 9 others
|
||||
= note: required because of the requirements on the impl of `std::convert::Into<std::rc::Rc<[i32; 33]>>` for `std::rc::Rc<[i32]>`
|
||||
= note: required because of the requirements on the impl of `std::convert::TryFrom<std::rc::Rc<[i32]>>` for `std::rc::Rc<[i32; 33]>`
|
||||
|
||||
error[E0277]: the trait bound `std::rc::Rc<[i32; 33]>: std::convert::TryFrom<std::rc::Rc<[i32]>>` is not satisfied
|
||||
--> $DIR/alloc-types-no-impls-length-33.rs:21:23
|
||||
|
|
||||
LL | let boxed_array = <Rc<[i32; 33]>>::try_from(boxed_slice);
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::convert::TryFrom<std::rc::Rc<[i32]>>` is not implemented for `std::rc::Rc<[i32; 33]>`
|
||||
|
|
||||
= help: the following implementations were found:
|
||||
<std::rc::Rc<[T; N]> as std::convert::TryFrom<std::rc::Rc<[T]>>>
|
||||
|
||||
error[E0277]: the trait bound `std::sync::Arc<[i32; 33]>: std::convert::From<std::sync::Arc<[i32]>>` is not satisfied
|
||||
--> $DIR/alloc-types-no-impls-length-33.rs:28:23
|
||||
|
|
||||
LL | let boxed_array = <Arc<[i32; 33]>>::try_from(boxed_slice);
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::convert::From<std::sync::Arc<[i32]>>` is not implemented for `std::sync::Arc<[i32; 33]>`
|
||||
|
|
||||
= help: the following implementations were found:
|
||||
<std::sync::Arc<B> as std::convert::From<std::borrow::Cow<'a, B>>>
|
||||
<std::sync::Arc<T> as std::convert::From<T>>
|
||||
<std::sync::Arc<T> as std::convert::From<std::boxed::Box<T>>>
|
||||
<std::sync::Arc<[T]> as std::convert::From<&[T]>>
|
||||
and 9 others
|
||||
= note: required because of the requirements on the impl of `std::convert::Into<std::sync::Arc<[i32; 33]>>` for `std::sync::Arc<[i32]>`
|
||||
= note: required because of the requirements on the impl of `std::convert::TryFrom<std::sync::Arc<[i32]>>` for `std::sync::Arc<[i32; 33]>`
|
||||
|
||||
error[E0277]: the trait bound `std::sync::Arc<[i32; 33]>: std::convert::TryFrom<std::sync::Arc<[i32]>>` is not satisfied
|
||||
--> $DIR/alloc-types-no-impls-length-33.rs:28:23
|
||||
|
|
||||
LL | let boxed_array = <Arc<[i32; 33]>>::try_from(boxed_slice);
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::convert::TryFrom<std::sync::Arc<[i32]>>` is not implemented for `std::sync::Arc<[i32; 33]>`
|
||||
|
|
||||
= help: the following implementations were found:
|
||||
<std::sync::Arc<[T; N]> as std::convert::TryFrom<std::sync::Arc<[T]>>>
|
||||
|
||||
error: aborting due to 8 previous errors
|
||||
|
||||
For more information about this error, try `rustc --explain E0277`.
|
||||
@ -0,0 +1,66 @@
|
||||
// check-pass
|
||||
|
||||
pub fn yes_as_ref() -> impl AsRef<[u8]> {
|
||||
[0; 33]
|
||||
}
|
||||
|
||||
pub fn yes_as_mut() -> impl AsMut<[u8]> {
|
||||
[0; 33]
|
||||
}
|
||||
|
||||
pub fn yes_borrow() -> impl std::borrow::Borrow<[u8]> {
|
||||
[0; 33]
|
||||
}
|
||||
|
||||
pub fn yes_borrow_mut() -> impl std::borrow::BorrowMut<[u8]> {
|
||||
[0; 33]
|
||||
}
|
||||
|
||||
pub fn yes_try_from_slice() -> impl std::convert::TryFrom<&'static [u8]> {
|
||||
[0; 33]
|
||||
}
|
||||
|
||||
pub fn yes_ref_try_from_slice() -> impl std::convert::TryFrom<&'static [u8]> {
|
||||
let a: &'static _ = &[0; 33];
|
||||
a
|
||||
}
|
||||
|
||||
pub fn yes_hash() -> impl std::hash::Hash {
|
||||
[0; 33]
|
||||
}
|
||||
|
||||
pub fn yes_debug() -> impl std::fmt::Debug {
|
||||
[0; 33]
|
||||
}
|
||||
|
||||
pub fn yes_ref_into_iterator() -> impl IntoIterator<Item=&'static u8> {
|
||||
let a: &'static _ = &[0; 33];
|
||||
a
|
||||
}
|
||||
|
||||
pub fn yes_partial_eq() -> impl PartialEq<[u8; 33]> {
|
||||
[0; 33]
|
||||
}
|
||||
|
||||
pub fn yes_partial_eq_slice() -> impl PartialEq<[u8]> {
|
||||
[0; 33]
|
||||
}
|
||||
|
||||
pub fn yes_slice_partial_eq() -> impl PartialEq<[u8; 33]> {
|
||||
let a: &'static _ = &[0; 33];
|
||||
&a[..]
|
||||
}
|
||||
|
||||
pub fn yes_eq() -> impl Eq {
|
||||
[0; 33]
|
||||
}
|
||||
|
||||
pub fn yes_partial_ord() -> impl PartialOrd<[u8; 33]> {
|
||||
[0; 33]
|
||||
}
|
||||
|
||||
pub fn yes_ord() -> impl Ord {
|
||||
[0; 33]
|
||||
}
|
||||
|
||||
fn main() {}
|
||||
@ -1,29 +0,0 @@
|
||||
pub fn no_debug() {
|
||||
println!("{:?}", [0_usize; 33]);
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
}
|
||||
|
||||
pub fn no_hash() {
|
||||
use std::collections::HashSet;
|
||||
let mut set = HashSet::new();
|
||||
set.insert([0_usize; 33]);
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
}
|
||||
|
||||
pub fn no_partial_eq() -> bool {
|
||||
[0_usize; 33] == [1_usize; 33]
|
||||
//~^ ERROR binary operation `==` cannot be applied to type `[usize; 33]`
|
||||
}
|
||||
|
||||
pub fn no_partial_ord() -> bool {
|
||||
[0_usize; 33] < [1_usize; 33]
|
||||
//~^ ERROR binary operation `<` cannot be applied to type `[usize; 33]`
|
||||
}
|
||||
|
||||
pub fn no_into_iterator() {
|
||||
for _ in &[0_usize; 33] {
|
||||
//~^ ERROR the trait bound `&[usize; 33]: std::iter::IntoIterator` is not satisfied
|
||||
}
|
||||
}
|
||||
|
||||
fn main() {}
|
||||
@ -1,51 +0,0 @@
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/core-traits-no-impls-length-33.rs:2:22
|
||||
|
|
||||
LL | println!("{:?}", [0_usize; 33]);
|
||||
| ^^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[usize; 33]`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::fmt::Debug` for `[usize; 33]`
|
||||
= note: required by `std::fmt::Debug::fmt`
|
||||
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/core-traits-no-impls-length-33.rs:9:16
|
||||
|
|
||||
LL | set.insert([0_usize; 33]);
|
||||
| ^^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[usize; 33]`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::cmp::Eq` for `[usize; 33]`
|
||||
|
||||
error[E0369]: binary operation `==` cannot be applied to type `[usize; 33]`
|
||||
--> $DIR/core-traits-no-impls-length-33.rs:14:19
|
||||
|
|
||||
LL | [0_usize; 33] == [1_usize; 33]
|
||||
| ------------- ^^ ------------- [usize; 33]
|
||||
| |
|
||||
| [usize; 33]
|
||||
|
||||
error[E0369]: binary operation `<` cannot be applied to type `[usize; 33]`
|
||||
--> $DIR/core-traits-no-impls-length-33.rs:19:19
|
||||
|
|
||||
LL | [0_usize; 33] < [1_usize; 33]
|
||||
| ------------- ^ ------------- [usize; 33]
|
||||
| |
|
||||
| [usize; 33]
|
||||
|
||||
error[E0277]: the trait bound `&[usize; 33]: std::iter::IntoIterator` is not satisfied
|
||||
--> $DIR/core-traits-no-impls-length-33.rs:24:14
|
||||
|
|
||||
LL | for _ in &[0_usize; 33] {
|
||||
| ^^^^^^^^^^^^^^ the trait `std::iter::IntoIterator` is not implemented for `&[usize; 33]`
|
||||
|
|
||||
= help: the following implementations were found:
|
||||
<&'a [T; N] as std::iter::IntoIterator>
|
||||
<&'a [T] as std::iter::IntoIterator>
|
||||
<&'a mut [T; N] as std::iter::IntoIterator>
|
||||
<&'a mut [T] as std::iter::IntoIterator>
|
||||
= note: required by `std::iter::IntoIterator::into_iter`
|
||||
|
||||
error: aborting due to 5 previous errors
|
||||
|
||||
Some errors have detailed explanations: E0277, E0369.
|
||||
For more information about an error, try `rustc --explain E0277`.
|
||||
@ -0,0 +1,41 @@
|
||||
// check-pass
|
||||
|
||||
#![feature(array_value_iter)]
|
||||
#![feature(trusted_len)]
|
||||
|
||||
use std::{
|
||||
array::IntoIter,
|
||||
fmt::Debug,
|
||||
iter::{ExactSizeIterator, FusedIterator, TrustedLen},
|
||||
};
|
||||
|
||||
pub fn yes_iterator() -> impl Iterator<Item = i32> {
|
||||
IntoIter::new([0i32; 32])
|
||||
}
|
||||
|
||||
pub fn yes_double_ended_iterator() -> impl DoubleEndedIterator {
|
||||
IntoIter::new([0i32; 32])
|
||||
}
|
||||
|
||||
pub fn yes_exact_size_iterator() -> impl ExactSizeIterator {
|
||||
IntoIter::new([0i32; 32])
|
||||
}
|
||||
|
||||
pub fn yes_fused_iterator() -> impl FusedIterator {
|
||||
IntoIter::new([0i32; 32])
|
||||
}
|
||||
|
||||
pub fn yes_trusted_len() -> impl TrustedLen {
|
||||
IntoIter::new([0i32; 32])
|
||||
}
|
||||
|
||||
pub fn yes_clone() -> impl Clone {
|
||||
IntoIter::new([0i32; 32])
|
||||
}
|
||||
|
||||
pub fn yes_debug() -> impl Debug {
|
||||
IntoIter::new([0i32; 32])
|
||||
}
|
||||
|
||||
|
||||
fn main() {}
|
||||
@ -1,53 +0,0 @@
|
||||
#![feature(array_value_iter)]
|
||||
#![feature(trusted_len)]
|
||||
|
||||
use std::{
|
||||
array::IntoIter,
|
||||
fmt::Debug,
|
||||
iter::{ExactSizeIterator, FusedIterator, TrustedLen},
|
||||
};
|
||||
|
||||
pub fn no_iterator() -> impl Iterator<Item = i32> {
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
IntoIter::new([0i32; 33])
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
}
|
||||
|
||||
pub fn no_double_ended_iterator() -> impl DoubleEndedIterator {
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
IntoIter::new([0i32; 33])
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
}
|
||||
|
||||
pub fn no_exact_size_iterator() -> impl ExactSizeIterator {
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
IntoIter::new([0i32; 33])
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
}
|
||||
|
||||
pub fn no_fused_iterator() -> impl FusedIterator {
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
IntoIter::new([0i32; 33])
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
}
|
||||
|
||||
pub fn no_trusted_len() -> impl TrustedLen {
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
IntoIter::new([0i32; 33])
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
}
|
||||
|
||||
pub fn no_clone() -> impl Clone {
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
IntoIter::new([0i32; 33])
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
}
|
||||
|
||||
pub fn no_debug() -> impl Debug {
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
IntoIter::new([0i32; 33])
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
}
|
||||
|
||||
|
||||
fn main() {}
|
||||
@ -1,143 +0,0 @@
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:12:19
|
||||
|
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
|
|
||||
= note: required by `std::array::IntoIter::<T, N>::new`
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:10:25
|
||||
|
|
||||
LL | pub fn no_iterator() -> impl Iterator<Item = i32> {
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
LL |
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ------------------------- this returned value is of type `std::array::IntoIter<i32, 33_usize>`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::iter::Iterator` for `std::array::IntoIter<i32, 33_usize>`
|
||||
= note: the return type of a function must have a statically known size
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:18:19
|
||||
|
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
|
|
||||
= note: required by `std::array::IntoIter::<T, N>::new`
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:16:38
|
||||
|
|
||||
LL | pub fn no_double_ended_iterator() -> impl DoubleEndedIterator {
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
LL |
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ------------------------- this returned value is of type `std::array::IntoIter<i32, 33_usize>`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::iter::DoubleEndedIterator` for `std::array::IntoIter<i32, 33_usize>`
|
||||
= note: the return type of a function must have a statically known size
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:24:19
|
||||
|
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
|
|
||||
= note: required by `std::array::IntoIter::<T, N>::new`
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:22:36
|
||||
|
|
||||
LL | pub fn no_exact_size_iterator() -> impl ExactSizeIterator {
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
LL |
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ------------------------- this returned value is of type `std::array::IntoIter<i32, 33_usize>`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::iter::ExactSizeIterator` for `std::array::IntoIter<i32, 33_usize>`
|
||||
= note: the return type of a function must have a statically known size
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:30:19
|
||||
|
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
|
|
||||
= note: required by `std::array::IntoIter::<T, N>::new`
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:28:31
|
||||
|
|
||||
LL | pub fn no_fused_iterator() -> impl FusedIterator {
|
||||
| ^^^^^^^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
LL |
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ------------------------- this returned value is of type `std::array::IntoIter<i32, 33_usize>`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::iter::FusedIterator` for `std::array::IntoIter<i32, 33_usize>`
|
||||
= note: the return type of a function must have a statically known size
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:36:19
|
||||
|
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
|
|
||||
= note: required by `std::array::IntoIter::<T, N>::new`
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:34:28
|
||||
|
|
||||
LL | pub fn no_trusted_len() -> impl TrustedLen {
|
||||
| ^^^^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
LL |
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ------------------------- this returned value is of type `std::array::IntoIter<i32, 33_usize>`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::iter::TrustedLen` for `std::array::IntoIter<i32, 33_usize>`
|
||||
= note: the return type of a function must have a statically known size
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:42:19
|
||||
|
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
|
|
||||
= note: required by `std::array::IntoIter::<T, N>::new`
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:40:22
|
||||
|
|
||||
LL | pub fn no_clone() -> impl Clone {
|
||||
| ^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
LL |
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ------------------------- this returned value is of type `std::array::IntoIter<i32, 33_usize>`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::clone::Clone` for `std::array::IntoIter<i32, 33_usize>`
|
||||
= note: the return type of a function must have a statically known size
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:48:19
|
||||
|
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
|
|
||||
= note: required by `std::array::IntoIter::<T, N>::new`
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/into-iter-no-impls-length-33.rs:46:22
|
||||
|
|
||||
LL | pub fn no_debug() -> impl Debug {
|
||||
| ^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[i32; 33]`
|
||||
LL |
|
||||
LL | IntoIter::new([0i32; 33])
|
||||
| ------------------------- this returned value is of type `std::array::IntoIter<i32, 33_usize>`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::fmt::Debug` for `std::array::IntoIter<i32, 33_usize>`
|
||||
= note: the return type of a function must have a statically known size
|
||||
|
||||
error: aborting due to 14 previous errors
|
||||
|
||||
For more information about this error, try `rustc --explain E0277`.
|
||||
@ -1,3 +1,5 @@
|
||||
// run-pass
|
||||
|
||||
#![feature(const_generics)]
|
||||
//~^ WARN the feature `const_generics` is incomplete
|
||||
|
||||
@ -5,6 +7,5 @@ use std::fmt::Debug;
|
||||
|
||||
#[derive(Debug)]
|
||||
struct S<T: Debug, const N: usize>([T; N]);
|
||||
//~^ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
|
||||
fn main() {}
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||
--> $DIR/broken-mir-2.rs:1:12
|
||||
--> $DIR/broken-mir-2.rs:3:12
|
||||
|
|
||||
LL | #![feature(const_generics)]
|
||||
| ^^^^^^^^^^^^^^
|
||||
@ -7,17 +7,5 @@ LL | #![feature(const_generics)]
|
||||
= note: `#[warn(incomplete_features)]` on by default
|
||||
= note: see issue #44580 <https://github.com/rust-lang/rust/issues/44580> for more information
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/broken-mir-2.rs:7:36
|
||||
|
|
||||
LL | struct S<T: Debug, const N: usize>([T; N]);
|
||||
| ^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[T; N]`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::fmt::Debug` for `[T; N]`
|
||||
= note: required because of the requirements on the impl of `std::fmt::Debug` for `&[T; N]`
|
||||
= note: required for the cast to the object type `dyn std::fmt::Debug`
|
||||
= note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
|
||||
warning: 1 warning emitted
|
||||
|
||||
error: aborting due to previous error; 1 warning emitted
|
||||
|
||||
For more information about this error, try `rustc --explain E0277`.
|
||||
|
||||
@ -1,9 +1,11 @@
|
||||
// run-pass
|
||||
|
||||
#![feature(const_generics)]
|
||||
//~^ WARN the feature `const_generics` is incomplete
|
||||
|
||||
#[derive(Debug)]
|
||||
struct X<const N: usize> {
|
||||
a: [u32; N], //~ ERROR arrays only have std trait implementations for lengths 0..=32
|
||||
a: [u32; N],
|
||||
}
|
||||
|
||||
fn main() {}
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||
--> $DIR/derive-debug-array-wrapper.rs:1:12
|
||||
--> $DIR/derive-debug-array-wrapper.rs:3:12
|
||||
|
|
||||
LL | #![feature(const_generics)]
|
||||
| ^^^^^^^^^^^^^^
|
||||
@ -7,17 +7,5 @@ LL | #![feature(const_generics)]
|
||||
= note: `#[warn(incomplete_features)]` on by default
|
||||
= note: see issue #44580 <https://github.com/rust-lang/rust/issues/44580> for more information
|
||||
|
||||
error[E0277]: arrays only have std trait implementations for lengths 0..=32
|
||||
--> $DIR/derive-debug-array-wrapper.rs:6:5
|
||||
|
|
||||
LL | a: [u32; N],
|
||||
| ^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[u32; N]`
|
||||
|
|
||||
= note: required because of the requirements on the impl of `std::fmt::Debug` for `[u32; N]`
|
||||
= note: required because of the requirements on the impl of `std::fmt::Debug` for `&[u32; N]`
|
||||
= note: required for the cast to the object type `dyn std::fmt::Debug`
|
||||
= note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
|
||||
warning: 1 warning emitted
|
||||
|
||||
error: aborting due to previous error; 1 warning emitted
|
||||
|
||||
For more information about this error, try `rustc --explain E0277`.
|
||||
|
||||
@ -6,7 +6,8 @@ impl<A, B> Foo<A, B> {
|
||||
pub fn crash() -> bool {
|
||||
[5; Self::HOST_SIZE] == [6; 0]
|
||||
//~^ ERROR constant expression depends on a generic parameter
|
||||
//~| ERROR binary operation `==` cannot be applied to type `[{integer}; _]`
|
||||
//~| ERROR constant expression depends on a generic parameter
|
||||
//~| ERROR can't compare `[{integer}; _]` with `[{integer}; 0]`
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -6,14 +6,22 @@ LL | [5; Self::HOST_SIZE] == [6; 0]
|
||||
|
|
||||
= note: this may fail depending on what value the parameter takes
|
||||
|
||||
error[E0369]: binary operation `==` cannot be applied to type `[{integer}; _]`
|
||||
error: constant expression depends on a generic parameter
|
||||
--> $DIR/too_generic_eval_ice.rs:7:30
|
||||
|
|
||||
LL | [5; Self::HOST_SIZE] == [6; 0]
|
||||
| -------------------- ^^ ------ [{integer}; 0]
|
||||
| |
|
||||
| [{integer}; _]
|
||||
| ^^
|
||||
|
|
||||
= note: this may fail depending on what value the parameter takes
|
||||
|
||||
error: aborting due to 2 previous errors
|
||||
error[E0277]: can't compare `[{integer}; _]` with `[{integer}; 0]`
|
||||
--> $DIR/too_generic_eval_ice.rs:7:30
|
||||
|
|
||||
LL | [5; Self::HOST_SIZE] == [6; 0]
|
||||
| ^^ no implementation for `[{integer}; _] == [{integer}; 0]`
|
||||
|
|
||||
= help: the trait `std::cmp::PartialEq<[{integer}; 0]>` is not implemented for `[{integer}; _]`
|
||||
|
||||
For more information about this error, try `rustc --explain E0369`.
|
||||
error: aborting due to 3 previous errors
|
||||
|
||||
For more information about this error, try `rustc --explain E0277`.
|
||||
|
||||
@ -13,10 +13,10 @@ fn main() {
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
big.iter();
|
||||
//~^ WARNING this method call currently resolves to `<&[T] as IntoIterator>::into_iter`
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
[0u8; 33].iter();
|
||||
//~^ WARNING this method call currently resolves to `<&[T] as IntoIterator>::into_iter`
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
|
||||
Box::new(small).iter();
|
||||
@ -26,10 +26,10 @@ fn main() {
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
Box::new(big).iter();
|
||||
//~^ WARNING this method call currently resolves to `<&[T] as IntoIterator>::into_iter`
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
Box::new([0u8; 33]).iter();
|
||||
//~^ WARNING this method call currently resolves to `<&[T] as IntoIterator>::into_iter`
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
|
||||
Box::new(Box::new(small)).iter();
|
||||
@ -39,10 +39,10 @@ fn main() {
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
Box::new(Box::new(big)).iter();
|
||||
//~^ WARNING this method call currently resolves to `<&[T] as IntoIterator>::into_iter`
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
Box::new(Box::new([0u8; 33])).iter();
|
||||
//~^ WARNING this method call currently resolves to `<&[T] as IntoIterator>::into_iter`
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
|
||||
// Expressions that should not
|
||||
|
||||
@ -13,10 +13,10 @@ fn main() {
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
big.into_iter();
|
||||
//~^ WARNING this method call currently resolves to `<&[T] as IntoIterator>::into_iter`
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
[0u8; 33].into_iter();
|
||||
//~^ WARNING this method call currently resolves to `<&[T] as IntoIterator>::into_iter`
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
|
||||
Box::new(small).into_iter();
|
||||
@ -26,10 +26,10 @@ fn main() {
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
Box::new(big).into_iter();
|
||||
//~^ WARNING this method call currently resolves to `<&[T] as IntoIterator>::into_iter`
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
Box::new([0u8; 33]).into_iter();
|
||||
//~^ WARNING this method call currently resolves to `<&[T] as IntoIterator>::into_iter`
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
|
||||
Box::new(Box::new(small)).into_iter();
|
||||
@ -39,10 +39,10 @@ fn main() {
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
Box::new(Box::new(big)).into_iter();
|
||||
//~^ WARNING this method call currently resolves to `<&[T] as IntoIterator>::into_iter`
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
Box::new(Box::new([0u8; 33])).into_iter();
|
||||
//~^ WARNING this method call currently resolves to `<&[T] as IntoIterator>::into_iter`
|
||||
//~^ WARNING this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter`
|
||||
//~| WARNING this was previously accepted by the compiler but is being phased out
|
||||
|
||||
// Expressions that should not
|
||||
|
||||
@ -17,7 +17,7 @@ LL | [1, 2].into_iter();
|
||||
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
|
||||
= note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
|
||||
|
||||
warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
|
||||
warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
|
||||
--> $DIR/into-iter-on-arrays-lint.rs:15:9
|
||||
|
|
||||
LL | big.into_iter();
|
||||
@ -26,7 +26,7 @@ LL | big.into_iter();
|
||||
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
|
||||
= note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
|
||||
|
||||
warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
|
||||
warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
|
||||
--> $DIR/into-iter-on-arrays-lint.rs:18:15
|
||||
|
|
||||
LL | [0u8; 33].into_iter();
|
||||
@ -53,7 +53,7 @@ LL | Box::new([1, 2]).into_iter();
|
||||
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
|
||||
= note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
|
||||
|
||||
warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
|
||||
warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
|
||||
--> $DIR/into-iter-on-arrays-lint.rs:28:19
|
||||
|
|
||||
LL | Box::new(big).into_iter();
|
||||
@ -62,7 +62,7 @@ LL | Box::new(big).into_iter();
|
||||
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
|
||||
= note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
|
||||
|
||||
warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
|
||||
warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
|
||||
--> $DIR/into-iter-on-arrays-lint.rs:31:25
|
||||
|
|
||||
LL | Box::new([0u8; 33]).into_iter();
|
||||
@ -89,7 +89,7 @@ LL | Box::new(Box::new([1, 2])).into_iter();
|
||||
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
|
||||
= note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
|
||||
|
||||
warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
|
||||
warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
|
||||
--> $DIR/into-iter-on-arrays-lint.rs:41:29
|
||||
|
|
||||
LL | Box::new(Box::new(big)).into_iter();
|
||||
@ -98,7 +98,7 @@ LL | Box::new(Box::new(big)).into_iter();
|
||||
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
|
||||
= note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
|
||||
|
||||
warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
|
||||
warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
|
||||
--> $DIR/into-iter-on-arrays-lint.rs:44:35
|
||||
|
|
||||
LL | Box::new(Box::new([0u8; 33])).into_iter();
|
||||
|
||||
Loading…
Reference in New Issue
Block a user