From 9918693037dce8aa4bb6f08741b6812923486c18 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 19 Jun 2024 11:26:03 +0200
Subject: Merging upstream version 1.76.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 library/alloc/src/collections/binary_heap/mod.rs   | 11 +++++++++--
 library/alloc/src/collections/binary_heap/tests.rs |  2 --
 2 files changed, 9 insertions(+), 4 deletions(-)

(limited to 'library/alloc/src/collections/binary_heap')

diff --git a/library/alloc/src/collections/binary_heap/mod.rs b/library/alloc/src/collections/binary_heap/mod.rs
index 61c5950b0..00a101541 100644
--- a/library/alloc/src/collections/binary_heap/mod.rs
+++ b/library/alloc/src/collections/binary_heap/mod.rs
@@ -145,7 +145,7 @@
 
 use core::alloc::Allocator;
 use core::fmt;
-use core::iter::{FusedIterator, InPlaceIterable, SourceIter, TrustedLen};
+use core::iter::{FusedIterator, InPlaceIterable, SourceIter, TrustedFused, TrustedLen};
 use core::mem::{self, swap, ManuallyDrop};
 use core::num::NonZeroUsize;
 use core::ops::{Deref, DerefMut};
@@ -1542,6 +1542,10 @@ impl<T, A: Allocator> ExactSizeIterator for IntoIter<T, A> {
 #[stable(feature = "fused", since = "1.26.0")]
 impl<T, A: Allocator> FusedIterator for IntoIter<T, A> {}
 
+#[doc(hidden)]
+#[unstable(issue = "none", feature = "trusted_fused")]
+unsafe impl<T, A: Allocator> TrustedFused for IntoIter<T, A> {}
+
 #[stable(feature = "default_iters", since = "1.70.0")]
 impl<T> Default for IntoIter<T> {
     /// Creates an empty `binary_heap::IntoIter`.
@@ -1571,7 +1575,10 @@ unsafe impl<T, A: Allocator> SourceIter for IntoIter<T, A> {
 
 #[unstable(issue = "none", feature = "inplace_iteration")]
 #[doc(hidden)]
-unsafe impl<I, A: Allocator> InPlaceIterable for IntoIter<I, A> {}
+unsafe impl<I, A: Allocator> InPlaceIterable for IntoIter<I, A> {
+    const EXPAND_BY: Option<NonZeroUsize> = NonZeroUsize::new(1);
+    const MERGE_BY: Option<NonZeroUsize> = NonZeroUsize::new(1);
+}
 
 unsafe impl<I> AsVecIntoIter for IntoIter<I> {
     type Item = I;
diff --git a/library/alloc/src/collections/binary_heap/tests.rs b/library/alloc/src/collections/binary_heap/tests.rs
index 565a7b797..d4bc6226a 100644
--- a/library/alloc/src/collections/binary_heap/tests.rs
+++ b/library/alloc/src/collections/binary_heap/tests.rs
@@ -1,8 +1,6 @@
 use super::*;
 use crate::boxed::Box;
 use crate::testing::crash_test::{CrashTestDummy, Panic};
-use core::mem;
-use std::iter::TrustedLen;
 use std::panic::{catch_unwind, AssertUnwindSafe};
 
 #[test]
-- 
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