update version placeholders

(cherry picked from commit e4840ce59bdddb19394df008c5c26d9c493725f8)

7 files changed, 21 insertions, 21 deletions

diff --git a/library/core/src/error.rs b/library/core/src/error.rs
index 69ad7239954..94847685ec9 100644
--- a/library/core/src/error.rs
+++ b/library/core/src/error.rs
@@ -1099,5 +1099,5 @@ impl Error for crate::time::TryFromFloatSecsError {}
 #[stable(feature = "cstr_from_bytes_until_nul", since = "1.69.0")]
 impl Error for crate::ffi::FromBytesUntilNulError {}
 
-#[stable(feature = "get_many_mut", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "get_many_mut", since = "1.86.0")]
 impl Error for crate::slice::GetDisjointMutError {}
diff --git a/library/core/src/hint.rs b/library/core/src/hint.rs
index 76afb3b8e20..5ce282b05de 100644
--- a/library/core/src/hint.rs
+++ b/library/core/src/hint.rs
@@ -472,7 +472,7 @@ pub fn spin_loop() {
 /// During constant evaluation, `black_box` is treated as a no-op.
 #[inline]
 #[stable(feature = "bench_black_box", since = "1.66.0")]
-#[rustc_const_stable(feature = "const_black_box", since = "CURRENT_RUSTC_VERSION")]
+#[rustc_const_stable(feature = "const_black_box", since = "1.86.0")]
 pub const fn black_box<T>(dummy: T) -> T {
     crate::intrinsics::black_box(dummy)
 }
diff --git a/library/core/src/num/f32.rs b/library/core/src/num/f32.rs
index 4d42997369f..a200fd53186 100644
--- a/library/core/src/num/f32.rs
+++ b/library/core/src/num/f32.rs
@@ -741,8 +741,8 @@ impl f32 {
     /// [`MAX`]: Self::MAX
     #[inline]
     #[doc(alias = "nextUp")]
-    #[stable(feature = "float_next_up_down", since = "CURRENT_RUSTC_VERSION")]
-    #[rustc_const_stable(feature = "float_next_up_down", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "float_next_up_down", since = "1.86.0")]
+    #[rustc_const_stable(feature = "float_next_up_down", since = "1.86.0")]
     pub const fn next_up(self) -> Self {
         // Some targets violate Rust's assumption of IEEE semantics, e.g. by flushing
         // denormals to zero. This is in general unsound and unsupported, but here
@@ -792,8 +792,8 @@ impl f32 {
     /// [`MAX`]: Self::MAX
     #[inline]
     #[doc(alias = "nextDown")]
-    #[stable(feature = "float_next_up_down", since = "CURRENT_RUSTC_VERSION")]
-    #[rustc_const_stable(feature = "float_next_up_down", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "float_next_up_down", since = "1.86.0")]
+    #[rustc_const_stable(feature = "float_next_up_down", since = "1.86.0")]
     pub const fn next_down(self) -> Self {
         // Some targets violate Rust's assumption of IEEE semantics, e.g. by flushing
         // denormals to zero. This is in general unsound and unsupported, but here
diff --git a/library/core/src/num/f64.rs b/library/core/src/num/f64.rs
index 907971d303f..de63a462b61 100644
--- a/library/core/src/num/f64.rs
+++ b/library/core/src/num/f64.rs
@@ -758,8 +758,8 @@ impl f64 {
     /// [`MAX`]: Self::MAX
     #[inline]
     #[doc(alias = "nextUp")]
-    #[stable(feature = "float_next_up_down", since = "CURRENT_RUSTC_VERSION")]
-    #[rustc_const_stable(feature = "float_next_up_down", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "float_next_up_down", since = "1.86.0")]
+    #[rustc_const_stable(feature = "float_next_up_down", since = "1.86.0")]
     pub const fn next_up(self) -> Self {
         // Some targets violate Rust's assumption of IEEE semantics, e.g. by flushing
         // denormals to zero. This is in general unsound and unsupported, but here
@@ -809,8 +809,8 @@ impl f64 {
     /// [`MAX`]: Self::MAX
     #[inline]
     #[doc(alias = "nextDown")]
-    #[stable(feature = "float_next_up_down", since = "CURRENT_RUSTC_VERSION")]
-    #[rustc_const_stable(feature = "float_next_up_down", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "float_next_up_down", since = "1.86.0")]
+    #[rustc_const_stable(feature = "float_next_up_down", since = "1.86.0")]
     pub const fn next_down(self) -> Self {
         // Some targets violate Rust's assumption of IEEE semantics, e.g. by flushing
         // denormals to zero. This is in general unsound and unsupported, but here
diff --git a/library/core/src/num/nonzero.rs b/library/core/src/num/nonzero.rs
index 21bad6705ab..332f77bf53e 100644
--- a/library/core/src/num/nonzero.rs
+++ b/library/core/src/num/nonzero.rs
@@ -625,8 +625,8 @@ macro_rules! nonzero_integer {
             /// # }
             /// ```
             ///
-            #[stable(feature = "non_zero_count_ones", since = "CURRENT_RUSTC_VERSION")]
-            #[rustc_const_stable(feature = "non_zero_count_ones", since = "CURRENT_RUSTC_VERSION")]
+            #[stable(feature = "non_zero_count_ones", since = "1.86.0")]
+            #[rustc_const_stable(feature = "non_zero_count_ones", since = "1.86.0")]
             #[doc(alias = "popcount")]
             #[doc(alias = "popcnt")]
             #[must_use = "this returns the result of the operation, \
diff --git a/library/core/src/slice/mod.rs b/library/core/src/slice/mod.rs
index ed45e26256e..cc290f75f92 100644
--- a/library/core/src/slice/mod.rs
+++ b/library/core/src/slice/mod.rs
@@ -4569,7 +4569,7 @@ impl<T> [T] {
     ///
     /// [`get_disjoint_mut`]: slice::get_disjoint_mut
     /// [undefined behavior]: https://doc.rust-lang.org/reference/behavior-considered-undefined.html
-    #[stable(feature = "get_many_mut", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "get_many_mut", since = "1.86.0")]
     #[inline]
     pub unsafe fn get_disjoint_unchecked_mut<I, const N: usize>(
         &mut self,
@@ -4636,7 +4636,7 @@ impl<T> [T] {
     /// }
     /// assert_eq!(v, &[1, 11, 111]);
     /// ```
-    #[stable(feature = "get_many_mut", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "get_many_mut", since = "1.86.0")]
     #[inline]
     pub fn get_disjoint_mut<I, const N: usize>(
         &mut self,
@@ -5025,7 +5025,7 @@ fn get_disjoint_check_valid<I: GetDisjointMutIndex, const N: usize>(
 /// assert_eq!(v.get_disjoint_mut([0, 999]), Err(GetDisjointMutError::IndexOutOfBounds));
 /// assert_eq!(v.get_disjoint_mut([1, 1]), Err(GetDisjointMutError::OverlappingIndices));
 /// ```
-#[stable(feature = "get_many_mut", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "get_many_mut", since = "1.86.0")]
 #[derive(Debug, Clone, PartialEq, Eq)]
 pub enum GetDisjointMutError {
     /// An index provided was out-of-bounds for the slice.
@@ -5034,7 +5034,7 @@ pub enum GetDisjointMutError {
     OverlappingIndices,
 }
 
-#[stable(feature = "get_many_mut", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "get_many_mut", since = "1.86.0")]
 impl fmt::Display for GetDisjointMutError {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         let msg = match self {
diff --git a/library/core/src/str/mod.rs b/library/core/src/str/mod.rs
index fd2cd59f88e..5f47e0e31c1 100644
--- a/library/core/src/str/mod.rs
+++ b/library/core/src/str/mod.rs
@@ -365,7 +365,7 @@ impl str {
     /// ```
     #[must_use]
     #[stable(feature = "is_char_boundary", since = "1.9.0")]
-    #[rustc_const_stable(feature = "const_is_char_boundary", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_is_char_boundary", since = "1.86.0")]
     #[inline]
     pub const fn is_char_boundary(&self, index: usize) -> bool {
         // 0 is always ok.
@@ -822,7 +822,7 @@ impl str {
     #[inline]
     #[must_use]
     #[stable(feature = "str_split_at", since = "1.4.0")]
-    #[rustc_const_stable(feature = "const_str_split_at", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_str_split_at", since = "1.86.0")]
     pub const fn split_at(&self, mid: usize) -> (&str, &str) {
         match self.split_at_checked(mid) {
             None => slice_error_fail(self, 0, mid),
@@ -863,7 +863,7 @@ impl str {
     #[inline]
     #[must_use]
     #[stable(feature = "str_split_at", since = "1.4.0")]
-    #[rustc_const_stable(feature = "const_str_split_at", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_str_split_at", since = "1.86.0")]
     pub const fn split_at_mut(&mut self, mid: usize) -> (&mut str, &mut str) {
         // is_char_boundary checks that the index is in [0, .len()]
         if self.is_char_boundary(mid) {
@@ -903,7 +903,7 @@ impl str {
     #[inline]
     #[must_use]
     #[stable(feature = "split_at_checked", since = "1.80.0")]
-    #[rustc_const_stable(feature = "const_str_split_at", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_str_split_at", since = "1.86.0")]
     pub const fn split_at_checked(&self, mid: usize) -> Option<(&str, &str)> {
         // is_char_boundary checks that the index is in [0, .len()]
         if self.is_char_boundary(mid) {
@@ -944,7 +944,7 @@ impl str {
     #[inline]
     #[must_use]
     #[stable(feature = "split_at_checked", since = "1.80.0")]
-    #[rustc_const_stable(feature = "const_str_split_at", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_str_split_at", since = "1.86.0")]
     pub const fn split_at_mut_checked(&mut self, mid: usize) -> Option<(&mut str, &mut str)> {
         // is_char_boundary checks that the index is in [0, .len()]
         if self.is_char_boundary(mid) {