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-rw-r--r--library/alloc/src/alloc.rs8
1 files changed, 1 insertions, 7 deletions
diff --git a/library/alloc/src/alloc.rs b/library/alloc/src/alloc.rs
index 3a797bd5e..6f2ba957b 100644
--- a/library/alloc/src/alloc.rs
+++ b/library/alloc/src/alloc.rs
@@ -14,8 +14,6 @@ use core::ptr::{self, NonNull};
#[doc(inline)]
pub use core::alloc::*;
-use core::marker::Destruct;
-
#[cfg(test)]
mod tests;
@@ -331,16 +329,12 @@ unsafe fn exchange_malloc(size: usize, align: usize) -> *mut u8 {
#[cfg_attr(not(test), lang = "box_free")]
#[inline]
-#[rustc_const_unstable(feature = "const_box", issue = "92521")]
// This signature has to be the same as `Box`, otherwise an ICE will happen.
// When an additional parameter to `Box` is added (like `A: Allocator`), this has to be added here as
// well.
// For example if `Box` is changed to `struct Box<T: ?Sized, A: Allocator>(Unique<T>, A)`,
// this function has to be changed to `fn box_free<T: ?Sized, A: Allocator>(Unique<T>, A)` as well.
-pub(crate) const unsafe fn box_free<T: ?Sized, A: ~const Allocator + ~const Destruct>(
- ptr: Unique<T>,
- alloc: A,
-) {
+pub(crate) unsafe fn box_free<T: ?Sized, A: Allocator>(ptr: Unique<T>, alloc: A) {
unsafe {
let size = size_of_val(ptr.as_ref());
let align = min_align_of_val(ptr.as_ref());