Auto merge of #126273 - pietroalbini:pa-bootstrap-update, r=Mark-Simulacrum

Bump stage0 to 1.80.0

r? `@Mark-Simulacrum`

5 files changed, 14 insertions, 30 deletions

diff --git a/library/std/src/env.rs b/library/std/src/env.rs
index 295e782639b..2f35e721610 100644
--- a/library/std/src/env.rs
+++ b/library/std/src/env.rs
@@ -363,20 +363,12 @@ impl Error for VarError {
 /// }
 /// assert_eq!(env::var(key), Ok("VALUE".to_string()));
 /// ```
-#[cfg(not(bootstrap))]
 #[rustc_deprecated_safe_2024]
 #[stable(feature = "env", since = "1.0.0")]
 pub unsafe fn set_var<K: AsRef<OsStr>, V: AsRef<OsStr>>(key: K, value: V) {
     _set_var(key.as_ref(), value.as_ref())
 }
 
-#[cfg(bootstrap)]
-#[allow(missing_docs)]
-#[stable(feature = "env", since = "1.0.0")]
-pub fn set_var<K: AsRef<OsStr>, V: AsRef<OsStr>>(key: K, value: V) {
-    unsafe { _set_var(key.as_ref(), value.as_ref()) }
-}
-
 unsafe fn _set_var(key: &OsStr, value: &OsStr) {
     os_imp::setenv(key, value).unwrap_or_else(|e| {
         panic!("failed to set environment variable `{key:?}` to `{value:?}`: {e}")
@@ -438,20 +430,12 @@ unsafe fn _set_var(key: &OsStr, value: &OsStr) {
 /// }
 /// assert!(env::var(key).is_err());
 /// ```
-#[cfg(not(bootstrap))]
 #[rustc_deprecated_safe_2024]
 #[stable(feature = "env", since = "1.0.0")]
 pub unsafe fn remove_var<K: AsRef<OsStr>>(key: K) {
     _remove_var(key.as_ref())
 }
 
-#[cfg(bootstrap)]
-#[allow(missing_docs)]
-#[stable(feature = "env", since = "1.0.0")]
-pub fn remove_var<K: AsRef<OsStr>>(key: K) {
-    unsafe { _remove_var(key.as_ref()) }
-}
-
 unsafe fn _remove_var(key: &OsStr) {
     os_imp::unsetenv(key)
         .unwrap_or_else(|e| panic!("failed to remove environment variable `{key:?}`: {e}"))
diff --git a/library/std/src/io/mod.rs b/library/std/src/io/mod.rs
index f55ec1588f9..97b72f9664b 100644
--- a/library/std/src/io/mod.rs
+++ b/library/std/src/io/mod.rs
@@ -2058,7 +2058,7 @@ pub trait Seek {
     /// ```
     ///
     /// [`BufReader`]: crate::io::BufReader
-    #[stable(feature = "seek_seek_relative", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "seek_seek_relative", since = "1.80.0")]
     fn seek_relative(&mut self, offset: i64) -> Result<()> {
         self.seek(SeekFrom::Current(offset))?;
         Ok(())
diff --git a/library/std/src/prelude/common.rs b/library/std/src/prelude/common.rs
index ceee3e33c3e..055ab7eb6d9 100644
--- a/library/std/src/prelude/common.rs
+++ b/library/std/src/prelude/common.rs
@@ -14,7 +14,7 @@ pub use crate::ops::{Drop, Fn, FnMut, FnOnce};
 #[stable(feature = "rust1", since = "1.0.0")]
 #[doc(no_inline)]
 pub use crate::mem::drop;
-#[stable(feature = "size_of_prelude", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "size_of_prelude", since = "1.80.0")]
 #[doc(no_inline)]
 pub use crate::mem::{align_of, align_of_val, size_of, size_of_val};
 
diff --git a/library/std/src/sync/lazy_lock.rs b/library/std/src/sync/lazy_lock.rs
index 7a2eed93dd4..b70c041fa42 100644
--- a/library/std/src/sync/lazy_lock.rs
+++ b/library/std/src/sync/lazy_lock.rs
@@ -64,7 +64,7 @@ union Data<T, F> {
 ///     println!("{}", *data.number);
 /// }
 /// ```
-#[stable(feature = "lazy_cell", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "lazy_cell", since = "1.80.0")]
 pub struct LazyLock<T, F = fn() -> T> {
     once: Once,
     data: UnsafeCell<Data<T, F>>,
@@ -85,8 +85,8 @@ impl<T, F: FnOnce() -> T> LazyLock<T, F> {
     /// assert_eq!(&*lazy, "HELLO, WORLD!");
     /// ```
     #[inline]
-    #[stable(feature = "lazy_cell", since = "CURRENT_RUSTC_VERSION")]
-    #[rustc_const_stable(feature = "lazy_cell", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "lazy_cell", since = "1.80.0")]
+    #[rustc_const_stable(feature = "lazy_cell", since = "1.80.0")]
     pub const fn new(f: F) -> LazyLock<T, F> {
         LazyLock { once: Once::new(), data: UnsafeCell::new(Data { f: ManuallyDrop::new(f) }) }
     }
@@ -152,7 +152,7 @@ impl<T, F: FnOnce() -> T> LazyLock<T, F> {
     /// assert_eq!(&*lazy, &92);
     /// ```
     #[inline]
-    #[stable(feature = "lazy_cell", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "lazy_cell", since = "1.80.0")]
     pub fn force(this: &LazyLock<T, F>) -> &T {
         this.once.call_once(|| {
             // SAFETY: `call_once` only runs this closure once, ever.
@@ -188,7 +188,7 @@ impl<T, F> LazyLock<T, F> {
     }
 }
 
-#[stable(feature = "lazy_cell", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "lazy_cell", since = "1.80.0")]
 impl<T, F> Drop for LazyLock<T, F> {
     fn drop(&mut self) {
         match self.once.state() {
@@ -201,7 +201,7 @@ impl<T, F> Drop for LazyLock<T, F> {
     }
 }
 
-#[stable(feature = "lazy_cell", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "lazy_cell", since = "1.80.0")]
 impl<T, F: FnOnce() -> T> Deref for LazyLock<T, F> {
     type Target = T;
 
@@ -216,7 +216,7 @@ impl<T, F: FnOnce() -> T> Deref for LazyLock<T, F> {
     }
 }
 
-#[stable(feature = "lazy_cell", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "lazy_cell", since = "1.80.0")]
 impl<T: Default> Default for LazyLock<T> {
     /// Creates a new lazy value using `Default` as the initializing function.
     #[inline]
@@ -225,7 +225,7 @@ impl<T: Default> Default for LazyLock<T> {
     }
 }
 
-#[stable(feature = "lazy_cell", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "lazy_cell", since = "1.80.0")]
 impl<T: fmt::Debug, F> fmt::Debug for LazyLock<T, F> {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         let mut d = f.debug_tuple("LazyLock");
@@ -239,13 +239,13 @@ impl<T: fmt::Debug, F> fmt::Debug for LazyLock<T, F> {
 
 // We never create a `&F` from a `&LazyLock<T, F>` so it is fine
 // to not impl `Sync` for `F`.
-#[stable(feature = "lazy_cell", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "lazy_cell", since = "1.80.0")]
 unsafe impl<T: Sync + Send, F: Send> Sync for LazyLock<T, F> {}
 // auto-derived `Send` impl is OK.
 
-#[stable(feature = "lazy_cell", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "lazy_cell", since = "1.80.0")]
 impl<T: RefUnwindSafe + UnwindSafe, F: UnwindSafe> RefUnwindSafe for LazyLock<T, F> {}
-#[stable(feature = "lazy_cell", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "lazy_cell", since = "1.80.0")]
 impl<T: UnwindSafe, F: UnwindSafe> UnwindSafe for LazyLock<T, F> {}
 
 #[cfg(test)]
diff --git a/library/std/src/sync/mod.rs b/library/std/src/sync/mod.rs
index 70e8f5f90c6..2a13b1a8ae2 100644
--- a/library/std/src/sync/mod.rs
+++ b/library/std/src/sync/mod.rs
@@ -182,7 +182,7 @@ pub use self::rwlock::{MappedRwLockReadGuard, MappedRwLockWriteGuard};
 #[stable(feature = "rust1", since = "1.0.0")]
 pub use self::rwlock::{RwLock, RwLockReadGuard, RwLockWriteGuard};
 
-#[stable(feature = "lazy_cell", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "lazy_cell", since = "1.80.0")]
 pub use self::lazy_lock::LazyLock;
 #[stable(feature = "once_cell", since = "1.70.0")]
 pub use self::once_lock::OnceLock;