Do not include const_ptr_sub_ptr in this stabilization

rust-lang · Aug 25, 2022 · 69ad634 · 69ad634
1 parent ad93272
commit 69ad634
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diff --git a/library/core/src/intrinsics.rs b/library/core/src/intrinsics.rs
@@ -2017,7 +2017,7 @@ extern "rust-intrinsic" {
     pub fn ptr_offset_from<T>(ptr: *const T, base: *const T) -> isize;
 
     /// See documentation of `<*const T>::sub_ptr` for details.
-    #[rustc_const_stable(feature = "const_ptr_offset_from", since = "1.65.0")]
+    #[rustc_const_unstable(feature = "const_ptr_sub_ptr", issue = "95892")]
     pub fn ptr_offset_from_unsigned<T>(ptr: *const T, base: *const T) -> usize;
 
     /// See documentation of `<*const T>::guaranteed_eq` for details.

diff --git a/src/test/ui/consts/offset_from_ub.rs b/src/test/ui/consts/offset_from_ub.rs
@@ -1,3 +1,4 @@
+#![feature(const_ptr_sub_ptr)]
 #![feature(core_intrinsics)]
 
 use std::intrinsics::{ptr_offset_from, ptr_offset_from_unsigned};