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-rw-r--r--compiler/rustc_feature/src/accepted.rs6
-rw-r--r--compiler/rustc_feature/src/active.rs4
-rw-r--r--library/alloc/src/boxed.rs2
-rw-r--r--library/alloc/src/collections/btree/map.rs14
-rw-r--r--library/alloc/src/collections/btree/set.rs10
-rw-r--r--library/core/src/error.rs2
-rw-r--r--library/core/src/hint.rs2
-rw-r--r--library/core/src/num/int_macros.rs32
-rw-r--r--library/core/src/num/uint_macros.rs16
-rw-r--r--library/core/src/option.rs2
-rw-r--r--library/core/src/time.rs8
-rw-r--r--library/proc_macro/src/lib.rs2
-rw-r--r--library/std/src/time.rs2
13 files changed, 51 insertions, 51 deletions
diff --git a/compiler/rustc_feature/src/accepted.rs b/compiler/rustc_feature/src/accepted.rs
index c2aa096a993..1646727a1c8 100644
--- a/compiler/rustc_feature/src/accepted.rs
+++ b/compiler/rustc_feature/src/accepted.rs
@@ -54,9 +54,9 @@ declare_features! (
     /// Allows using ADX intrinsics from `core::arch::{x86, x86_64}`.
     (accepted, adx_target_feature, "1.61.0", Some(44839), None),
     /// Allows explicit discriminants on non-unit enum variants.
-    (accepted, arbitrary_enum_discriminant, "CURRENT_RUSTC_VERSION", Some(60553), None),
+    (accepted, arbitrary_enum_discriminant, "1.66.0", Some(60553), None),
     /// Allows using `sym` operands in inline assembly.
-    (accepted, asm_sym, "CURRENT_RUSTC_VERSION", Some(93333), None),
+    (accepted, asm_sym, "1.66.0", Some(93333), None),
     /// Allows the definition of associated constants in `trait` or `impl` blocks.
     (accepted, associated_consts, "1.20.0", Some(29646), None),
     /// Allows using associated `type`s in `trait`s.
@@ -174,7 +174,7 @@ declare_features! (
     // FIXME: explain `globs`.
     (accepted, globs, "1.0.0", None, None),
     /// Allows using `..=X` as a pattern.
-    (accepted, half_open_range_patterns, "CURRENT_RUSTC_VERSION", Some(67264), None),
+    (accepted, half_open_range_patterns, "1.66.0", Some(67264), None),
     /// Allows using the `u128` and `i128` types.
     (accepted, i128_type, "1.26.0", Some(35118), None),
     /// Allows the use of `if let` expressions.
diff --git a/compiler/rustc_feature/src/active.rs b/compiler/rustc_feature/src/active.rs
index 09a747662e2..8ca5bfead66 100644
--- a/compiler/rustc_feature/src/active.rs
+++ b/compiler/rustc_feature/src/active.rs
@@ -309,7 +309,7 @@ declare_features! (
     /// Allows `async || body` closures.
     (active, async_closure, "1.37.0", Some(62290), None),
     /// Alows async functions to be declared, implemented, and used in traits.
-    (incomplete, async_fn_in_trait, "CURRENT_RUSTC_VERSION", Some(91611), None),
+    (incomplete, async_fn_in_trait, "1.66.0", Some(91611), None),
     /// Allows `extern "C-unwind" fn` to enable unwinding across ABI boundaries.
     (active, c_unwind, "1.52.0", Some(74990), None),
     /// Allows using C-variadics.
@@ -412,7 +412,7 @@ declare_features! (
     /// Allows non-trivial generic constants which have to have wfness manually propagated to callers
     (incomplete, generic_const_exprs, "1.56.0", Some(76560), None),
     /// Allows using `..=X` as a patterns in slices.
-    (active, half_open_range_patterns_in_slices, "CURRENT_RUSTC_VERSION", Some(67264), None),
+    (active, half_open_range_patterns_in_slices, "1.66.0", Some(67264), None),
     /// Allows `if let` guard in match arms.
     (active, if_let_guard, "1.47.0", Some(51114), None),
     /// Allows `impl Trait` as output type in `Fn` traits in return position of functions.
diff --git a/library/alloc/src/boxed.rs b/library/alloc/src/boxed.rs
index 66f4c19e0f9..97186589a4f 100644
--- a/library/alloc/src/boxed.rs
+++ b/library/alloc/src/boxed.rs
@@ -1661,7 +1661,7 @@ impl<T, const N: usize> TryFrom<Box<[T]>> for Box<[T; N]> {
 }
 
 #[cfg(not(no_global_oom_handling))]
-#[stable(feature = "boxed_array_try_from_vec", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "boxed_array_try_from_vec", since = "1.66.0")]
 impl<T, const N: usize> TryFrom<Vec<T>> for Box<[T; N]> {
     type Error = Vec<T>;
 
diff --git a/library/alloc/src/collections/btree/map.rs b/library/alloc/src/collections/btree/map.rs
index c4c75e46a2a..8a771934712 100644
--- a/library/alloc/src/collections/btree/map.rs
+++ b/library/alloc/src/collections/btree/map.rs
@@ -580,7 +580,7 @@ impl<K, V> BTreeMap<K, V> {
     /// map.insert(1, "a");
     /// ```
     #[stable(feature = "rust1", since = "1.0.0")]
-    #[rustc_const_stable(feature = "const_btree_new", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_btree_new", since = "1.66.0")]
     #[must_use]
     pub const fn new() -> BTreeMap<K, V> {
         BTreeMap { root: None, length: 0, alloc: ManuallyDrop::new(Global), _marker: PhantomData }
@@ -711,7 +711,7 @@ impl<K, V, A: Allocator + Clone> BTreeMap<K, V, A> {
     /// map.insert(2, "a");
     /// assert_eq!(map.first_key_value(), Some((&1, &"b")));
     /// ```
-    #[stable(feature = "map_first_last", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "map_first_last", since = "1.66.0")]
     pub fn first_key_value(&self) -> Option<(&K, &V)>
     where
         K: Ord,
@@ -739,7 +739,7 @@ impl<K, V, A: Allocator + Clone> BTreeMap<K, V, A> {
     /// assert_eq!(*map.get(&1).unwrap(), "first");
     /// assert_eq!(*map.get(&2).unwrap(), "b");
     /// ```
-    #[stable(feature = "map_first_last", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "map_first_last", since = "1.66.0")]
     pub fn first_entry(&mut self) -> Option<OccupiedEntry<'_, K, V, A>>
     where
         K: Ord,
@@ -773,7 +773,7 @@ impl<K, V, A: Allocator + Clone> BTreeMap<K, V, A> {
     /// }
     /// assert!(map.is_empty());
     /// ```
-    #[stable(feature = "map_first_last", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "map_first_last", since = "1.66.0")]
     pub fn pop_first(&mut self) -> Option<(K, V)>
     where
         K: Ord,
@@ -796,7 +796,7 @@ impl<K, V, A: Allocator + Clone> BTreeMap<K, V, A> {
     /// map.insert(2, "a");
     /// assert_eq!(map.last_key_value(), Some((&2, &"a")));
     /// ```
-    #[stable(feature = "map_first_last", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "map_first_last", since = "1.66.0")]
     pub fn last_key_value(&self) -> Option<(&K, &V)>
     where
         K: Ord,
@@ -824,7 +824,7 @@ impl<K, V, A: Allocator + Clone> BTreeMap<K, V, A> {
     /// assert_eq!(*map.get(&1).unwrap(), "a");
     /// assert_eq!(*map.get(&2).unwrap(), "last");
     /// ```
-    #[stable(feature = "map_first_last", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "map_first_last", since = "1.66.0")]
     pub fn last_entry(&mut self) -> Option<OccupiedEntry<'_, K, V, A>>
     where
         K: Ord,
@@ -858,7 +858,7 @@ impl<K, V, A: Allocator + Clone> BTreeMap<K, V, A> {
     /// }
     /// assert!(map.is_empty());
     /// ```
-    #[stable(feature = "map_first_last", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "map_first_last", since = "1.66.0")]
     pub fn pop_last(&mut self) -> Option<(K, V)>
     where
         K: Ord,
diff --git a/library/alloc/src/collections/btree/set.rs b/library/alloc/src/collections/btree/set.rs
index b8e5cf8eb5a..4ddb2119252 100644
--- a/library/alloc/src/collections/btree/set.rs
+++ b/library/alloc/src/collections/btree/set.rs
@@ -343,7 +343,7 @@ impl<T> BTreeSet<T> {
     /// let mut set: BTreeSet<i32> = BTreeSet::new();
     /// ```
     #[stable(feature = "rust1", since = "1.0.0")]
-    #[rustc_const_stable(feature = "const_btree_new", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_btree_new", since = "1.66.0")]
     #[must_use]
     pub const fn new() -> BTreeSet<T> {
         BTreeSet { map: BTreeMap::new() }
@@ -796,7 +796,7 @@ impl<T, A: Allocator + Clone> BTreeSet<T, A> {
     /// assert_eq!(set.first(), Some(&1));
     /// ```
     #[must_use]
-    #[stable(feature = "map_first_last", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "map_first_last", since = "1.66.0")]
     pub fn first(&self) -> Option<&T>
     where
         T: Ord,
@@ -822,7 +822,7 @@ impl<T, A: Allocator + Clone> BTreeSet<T, A> {
     /// assert_eq!(set.last(), Some(&2));
     /// ```
     #[must_use]
-    #[stable(feature = "map_first_last", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "map_first_last", since = "1.66.0")]
     pub fn last(&self) -> Option<&T>
     where
         T: Ord,
@@ -846,7 +846,7 @@ impl<T, A: Allocator + Clone> BTreeSet<T, A> {
     /// }
     /// assert!(set.is_empty());
     /// ```
-    #[stable(feature = "map_first_last", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "map_first_last", since = "1.66.0")]
     pub fn pop_first(&mut self) -> Option<T>
     where
         T: Ord,
@@ -870,7 +870,7 @@ impl<T, A: Allocator + Clone> BTreeSet<T, A> {
     /// }
     /// assert!(set.is_empty());
     /// ```
-    #[stable(feature = "map_first_last", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "map_first_last", since = "1.66.0")]
     pub fn pop_last(&mut self) -> Option<T>
     where
         T: Ord,
diff --git a/library/core/src/error.rs b/library/core/src/error.rs
index b24ca037d1a..c9c7cdf4def 100644
--- a/library/core/src/error.rs
+++ b/library/core/src/error.rs
@@ -493,7 +493,7 @@ impl Error for crate::char::ParseCharError {
     }
 }
 
-#[stable(feature = "duration_checked_float", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "duration_checked_float", since = "1.66.0")]
 impl Error for crate::time::TryFromFloatSecsError {}
 
 #[stable(feature = "frombyteswithnulerror_impls", since = "1.17.0")]
diff --git a/library/core/src/hint.rs b/library/core/src/hint.rs
index 3412d3730d0..c53175ba4f3 100644
--- a/library/core/src/hint.rs
+++ b/library/core/src/hint.rs
@@ -220,7 +220,7 @@ pub fn spin_loop() {
 ///
 /// [`std::convert::identity`]: crate::convert::identity
 #[inline]
-#[stable(feature = "bench_black_box", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "bench_black_box", since = "1.66.0")]
 #[rustc_const_unstable(feature = "const_black_box", issue = "none")]
 pub const fn black_box<T>(dummy: T) -> T {
     crate::intrinsics::black_box(dummy)
diff --git a/library/core/src/num/int_macros.rs b/library/core/src/num/int_macros.rs
index 81f050cb283..914dca61bc0 100644
--- a/library/core/src/num/int_macros.rs
+++ b/library/core/src/num/int_macros.rs
@@ -467,8 +467,8 @@ macro_rules! int_impl {
         #[doc = concat!("assert_eq!(1", stringify!($SelfT), ".checked_add_unsigned(2), Some(3));")]
         #[doc = concat!("assert_eq!((", stringify!($SelfT), "::MAX - 2).checked_add_unsigned(3), None);")]
         /// ```
-        #[stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "mixed_integer_ops", since = "1.66.0")]
+        #[rustc_const_stable(feature = "mixed_integer_ops", since = "1.66.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]
@@ -535,8 +535,8 @@ macro_rules! int_impl {
         #[doc = concat!("assert_eq!(1", stringify!($SelfT), ".checked_sub_unsigned(2), Some(-1));")]
         #[doc = concat!("assert_eq!((", stringify!($SelfT), "::MIN + 2).checked_sub_unsigned(3), None);")]
         /// ```
-        #[stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "mixed_integer_ops", since = "1.66.0")]
+        #[rustc_const_stable(feature = "mixed_integer_ops", since = "1.66.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]
@@ -905,8 +905,8 @@ macro_rules! int_impl {
         #[doc = concat!("assert_eq!(1", stringify!($SelfT), ".saturating_add_unsigned(2), 3);")]
         #[doc = concat!("assert_eq!(", stringify!($SelfT), "::MAX.saturating_add_unsigned(100), ", stringify!($SelfT), "::MAX);")]
         /// ```
-        #[stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "mixed_integer_ops", since = "1.66.0")]
+        #[rustc_const_stable(feature = "mixed_integer_ops", since = "1.66.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]
@@ -951,8 +951,8 @@ macro_rules! int_impl {
         #[doc = concat!("assert_eq!(100", stringify!($SelfT), ".saturating_sub_unsigned(127), -27);")]
         #[doc = concat!("assert_eq!(", stringify!($SelfT), "::MIN.saturating_sub_unsigned(100), ", stringify!($SelfT), "::MIN);")]
         /// ```
-        #[stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "mixed_integer_ops", since = "1.66.0")]
+        #[rustc_const_stable(feature = "mixed_integer_ops", since = "1.66.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]
@@ -1129,8 +1129,8 @@ macro_rules! int_impl {
         #[doc = concat!("assert_eq!(100", stringify!($SelfT), ".wrapping_add_unsigned(27), 127);")]
         #[doc = concat!("assert_eq!(", stringify!($SelfT), "::MAX.wrapping_add_unsigned(2), ", stringify!($SelfT), "::MIN + 1);")]
         /// ```
-        #[stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "mixed_integer_ops", since = "1.66.0")]
+        #[rustc_const_stable(feature = "mixed_integer_ops", since = "1.66.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline(always)]
@@ -1169,8 +1169,8 @@ macro_rules! int_impl {
         #[doc = concat!("assert_eq!(0", stringify!($SelfT), ".wrapping_sub_unsigned(127), -127);")]
         #[doc = concat!("assert_eq!((-2", stringify!($SelfT), ").wrapping_sub_unsigned(", stringify!($UnsignedT), "::MAX), -1);")]
         /// ```
-        #[stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "mixed_integer_ops", since = "1.66.0")]
+        #[rustc_const_stable(feature = "mixed_integer_ops", since = "1.66.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline(always)]
@@ -1566,8 +1566,8 @@ macro_rules! int_impl {
         #[doc = concat!("assert_eq!((", stringify!($SelfT), "::MIN).overflowing_add_unsigned(", stringify!($UnsignedT), "::MAX), (", stringify!($SelfT), "::MAX, false));")]
         #[doc = concat!("assert_eq!((", stringify!($SelfT), "::MAX - 2).overflowing_add_unsigned(3), (", stringify!($SelfT), "::MIN, true));")]
         /// ```
-        #[stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "mixed_integer_ops", since = "1.66.0")]
+        #[rustc_const_stable(feature = "mixed_integer_ops", since = "1.66.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]
@@ -1648,8 +1648,8 @@ macro_rules! int_impl {
         #[doc = concat!("assert_eq!((", stringify!($SelfT), "::MAX).overflowing_sub_unsigned(", stringify!($UnsignedT), "::MAX), (", stringify!($SelfT), "::MIN, false));")]
         #[doc = concat!("assert_eq!((", stringify!($SelfT), "::MIN + 2).overflowing_sub_unsigned(3), (", stringify!($SelfT), "::MAX, true));")]
         /// ```
-        #[stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "mixed_integer_ops", since = "1.66.0")]
+        #[rustc_const_stable(feature = "mixed_integer_ops", since = "1.66.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]
diff --git a/library/core/src/num/uint_macros.rs b/library/core/src/num/uint_macros.rs
index 93f65c5c7aa..335cc512404 100644
--- a/library/core/src/num/uint_macros.rs
+++ b/library/core/src/num/uint_macros.rs
@@ -478,8 +478,8 @@ macro_rules! uint_impl {
         #[doc = concat!("assert_eq!(1", stringify!($SelfT), ".checked_add_signed(-2), None);")]
         #[doc = concat!("assert_eq!((", stringify!($SelfT), "::MAX - 2).checked_add_signed(3), None);")]
         /// ```
-        #[stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "mixed_integer_ops", since = "1.66.0")]
+        #[rustc_const_stable(feature = "mixed_integer_ops", since = "1.66.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]
@@ -1025,8 +1025,8 @@ macro_rules! uint_impl {
         #[doc = concat!("assert_eq!(1", stringify!($SelfT), ".saturating_add_signed(-2), 0);")]
         #[doc = concat!("assert_eq!((", stringify!($SelfT), "::MAX - 2).saturating_add_signed(4), ", stringify!($SelfT), "::MAX);")]
         /// ```
-        #[stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "mixed_integer_ops", since = "1.66.0")]
+        #[rustc_const_stable(feature = "mixed_integer_ops", since = "1.66.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]
@@ -1165,8 +1165,8 @@ macro_rules! uint_impl {
         #[doc = concat!("assert_eq!(1", stringify!($SelfT), ".wrapping_add_signed(-2), ", stringify!($SelfT), "::MAX);")]
         #[doc = concat!("assert_eq!((", stringify!($SelfT), "::MAX - 2).wrapping_add_signed(4), 1);")]
         /// ```
-        #[stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "mixed_integer_ops", since = "1.66.0")]
+        #[rustc_const_stable(feature = "mixed_integer_ops", since = "1.66.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]
@@ -1534,8 +1534,8 @@ macro_rules! uint_impl {
         #[doc = concat!("assert_eq!(1", stringify!($SelfT), ".overflowing_add_signed(-2), (", stringify!($SelfT), "::MAX, true));")]
         #[doc = concat!("assert_eq!((", stringify!($SelfT), "::MAX - 2).overflowing_add_signed(4), (1, true));")]
         /// ```
-        #[stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "mixed_integer_ops", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "mixed_integer_ops", since = "1.66.0")]
+        #[rustc_const_stable(feature = "mixed_integer_ops", since = "1.66.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]
diff --git a/library/core/src/option.rs b/library/core/src/option.rs
index a81dbc6924f..f284b435955 100644
--- a/library/core/src/option.rs
+++ b/library/core/src/option.rs
@@ -1720,7 +1720,7 @@ impl<T, U> Option<(T, U)> {
     /// assert_eq!(y.unzip(), (None, None));
     /// ```
     #[inline]
-    #[stable(feature = "unzip_option", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "unzip_option", since = "1.66.0")]
     #[rustc_const_unstable(feature = "const_option", issue = "67441")]
     pub const fn unzip(self) -> (Option<T>, Option<U>)
     where
diff --git a/library/core/src/time.rs b/library/core/src/time.rs
index 37c3611d0a9..ba1cb6efa04 100644
--- a/library/core/src/time.rs
+++ b/library/core/src/time.rs
@@ -1232,7 +1232,7 @@ impl fmt::Debug for Duration {
 /// }
 /// ```
 #[derive(Debug, Clone, PartialEq, Eq)]
-#[stable(feature = "duration_checked_float", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "duration_checked_float", since = "1.66.0")]
 pub struct TryFromFloatSecsError {
     kind: TryFromFloatSecsErrorKind,
 }
@@ -1250,7 +1250,7 @@ impl TryFromFloatSecsError {
     }
 }
 
-#[stable(feature = "duration_checked_float", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "duration_checked_float", since = "1.66.0")]
 impl fmt::Display for TryFromFloatSecsError {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         self.description().fmt(f)
@@ -1401,7 +1401,7 @@ impl Duration {
     /// let res = Duration::try_from_secs_f32(val);
     /// assert_eq!(res, Ok(Duration::new(1, 2_929_688)));
     /// ```
-    #[stable(feature = "duration_checked_float", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "duration_checked_float", since = "1.66.0")]
     #[rustc_const_unstable(feature = "duration_consts_float", issue = "72440")]
     #[inline]
     pub const fn try_from_secs_f32(secs: f32) -> Result<Duration, TryFromFloatSecsError> {
@@ -1478,7 +1478,7 @@ impl Duration {
     /// let res = Duration::try_from_secs_f64(val);
     /// assert_eq!(res, Ok(Duration::new(1, 2_929_688)));
     /// ```
-    #[stable(feature = "duration_checked_float", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "duration_checked_float", since = "1.66.0")]
     #[rustc_const_unstable(feature = "duration_consts_float", issue = "72440")]
     #[inline]
     pub const fn try_from_secs_f64(secs: f64) -> Result<Duration, TryFromFloatSecsError> {
diff --git a/library/proc_macro/src/lib.rs b/library/proc_macro/src/lib.rs
index 8001fcff648..0d3fc2c5244 100644
--- a/library/proc_macro/src/lib.rs
+++ b/library/proc_macro/src/lib.rs
@@ -546,7 +546,7 @@ impl Span {
     /// Note: The observable result of a macro should only rely on the tokens and
     /// not on this source text. The result of this function is a best effort to
     /// be used for diagnostics only.
-    #[stable(feature = "proc_macro_source_text", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "proc_macro_source_text", since = "1.66.0")]
     pub fn source_text(&self) -> Option<String> {
         self.0.source_text()
     }
diff --git a/library/std/src/time.rs b/library/std/src/time.rs
index 34e18b5fa87..ecd06ebf743 100644
--- a/library/std/src/time.rs
+++ b/library/std/src/time.rs
@@ -43,7 +43,7 @@ use crate::sys_common::{FromInner, IntoInner};
 #[stable(feature = "time", since = "1.3.0")]
 pub use core::time::Duration;
 
-#[stable(feature = "duration_checked_float", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "duration_checked_float", since = "1.66.0")]
 pub use core::time::TryFromFloatSecsError;
 
 /// A measurement of a monotonically nondecreasing clock.
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2026-04-23 18:30:07 +0000