Auto merge of #75947 - pietroalbini:bootstrap-update, r=Mark-Simulacrum

Bump version to 1.48 and update cfg(bootstrap)s

r? @Mark-Simulacrum

Author: bors

library/core/src/array/mod.rs

@@ -362,7 +362,6 @@ macro_rules! array_impl_default {
 
 array_impl_default! {32, T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T T}
 
-#[cfg(not(bootstrap))]
 #[lang = "array"]
 impl<T, const N: usize> [T; N] {
     /// Returns an array of the same size as `self`, with function `f` applied to each element

library/core/src/convert/mod.rs

@@ -385,7 +385,7 @@ pub trait Into<T>: Sized {
 ))]
 pub trait From<T>: Sized {
     /// Performs the conversion.
-    #[cfg_attr(not(bootstrap), lang = "from")]
+    #[lang = "from"]
     #[stable(feature = "rust1", since = "1.0.0")]
     fn from(_: T) -> Self;
 }

library/core/src/future/future.rs

@@ -96,7 +96,7 @@ pub trait Future {
     /// [`Context`]: ../task/struct.Context.html
     /// [`Waker`]: ../task/struct.Waker.html
     /// [`Waker::wake`]: ../task/struct.Waker.html#method.wake
-    #[cfg_attr(not(bootstrap), lang = "poll")]
+    #[lang = "poll"]
     #[stable(feature = "futures_api", since = "1.36.0")]
     fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output>;
 }

library/core/src/future/mod.rs

@@ -53,7 +53,7 @@ unsafe impl Sync for ResumeTy {}
 /// This function returns a `GenFuture` underneath, but hides it in `impl Trait` to give
 /// better error messages (`impl Future` rather than `GenFuture<[closure.....]>`).
 // This is `const` to avoid extra errors after we recover from `const async fn`
-#[cfg_attr(not(bootstrap), lang = "from_generator")]
+#[lang = "from_generator"]
 #[doc(hidden)]
 #[unstable(feature = "gen_future", issue = "50547")]
 #[inline]
@@ -86,7 +86,7 @@ where
     GenFuture(gen)
 }
 
-#[cfg_attr(not(bootstrap), lang = "get_context")]
+#[lang = "get_context"]
 #[doc(hidden)]
 #[unstable(feature = "gen_future", issue = "50547")]
 #[inline]

library/core/src/iter/traits/collect.rs

@@ -235,7 +235,7 @@ pub trait IntoIterator {
     /// assert_eq!(Some(3), iter.next());
     /// assert_eq!(None, iter.next());
     /// ```
-    #[cfg_attr(not(bootstrap), lang = "into_iter")]
+    #[lang = "into_iter"]
     #[stable(feature = "rust1", since = "1.0.0")]
     fn into_iter(self) -> Self::IntoIter;
 }

library/core/src/iter/traits/iterator.rs

@@ -130,7 +130,7 @@ pub trait Iterator {
     /// assert_eq!(None, iter.next());
     /// assert_eq!(None, iter.next());
     /// ```
-    #[cfg_attr(not(bootstrap), lang = "next")]
+    #[lang = "next"]
     #[stable(feature = "rust1", since = "1.0.0")]
     fn next(&mut self) -> Option<Self::Item>;
 

library/core/src/lib.rs

@@ -98,7 +98,7 @@
 #![feature(custom_inner_attributes)]
 #![feature(decl_macro)]
 #![feature(doc_cfg)]
-#![cfg_attr(not(bootstrap), feature(doc_spotlight))]
+#![feature(doc_spotlight)]
 #![feature(duration_consts_2)]
 #![feature(extern_types)]
 #![feature(fundamental)]

library/core/src/marker.rs

@@ -708,7 +708,7 @@ mod impls {
 pub trait DiscriminantKind {
     /// The type of the discriminant, which must satisfy the trait
     /// bounds required by `mem::Discriminant`.
-    #[cfg_attr(not(bootstrap), lang = "discriminant_type")]
+    #[lang = "discriminant_type"]
     type Discriminant: Clone + Copy + Debug + Eq + PartialEq + Hash + Send + Sync + Unpin;
 }
 

library/core/src/ops/range.rs

@@ -36,7 +36,7 @@ use crate::hash::Hash;
 /// ```
 ///
 /// [slicing index]: crate::slice::SliceIndex
-#[cfg_attr(not(bootstrap), lang = "RangeFull")]
+#[lang = "RangeFull"]
 #[doc(alias = "..")]
 #[derive(Copy, Clone, Default, PartialEq, Eq, Hash)]
 #[stable(feature = "rust1", since = "1.0.0")]
@@ -69,7 +69,7 @@ impl fmt::Debug for RangeFull {
 /// assert_eq!(arr[1.. 3], [  1,2    ]);  // Range
 /// assert_eq!(arr[1..=3], [  1,2,3  ]);
 /// ```
-#[cfg_attr(not(bootstrap), lang = "Range")]
+#[lang = "Range"]
 #[doc(alias = "..")]
 #[derive(Clone, Default, PartialEq, Eq, Hash)] // not Copy -- see #27186
 #[stable(feature = "rust1", since = "1.0.0")]
@@ -172,7 +172,7 @@ impl<Idx: PartialOrd<Idx>> Range<Idx> {
 /// assert_eq!(arr[1.. 3], [  1,2    ]);
 /// assert_eq!(arr[1..=3], [  1,2,3  ]);
 /// ```
-#[cfg_attr(not(bootstrap), lang = "RangeFrom")]
+#[lang = "RangeFrom"]
 #[doc(alias = "..")]
 #[derive(Clone, PartialEq, Eq, Hash)] // not Copy -- see #27186
 #[stable(feature = "rust1", since = "1.0.0")]
@@ -253,7 +253,7 @@ impl<Idx: PartialOrd<Idx>> RangeFrom<Idx> {
 /// ```
 ///
 /// [slicing index]: crate::slice::SliceIndex
-#[cfg_attr(not(bootstrap), lang = "RangeTo")]
+#[lang = "RangeTo"]
 #[doc(alias = "..")]
 #[derive(Copy, Clone, PartialEq, Eq, Hash)]
 #[stable(feature = "rust1", since = "1.0.0")]
@@ -322,7 +322,7 @@ impl<Idx: PartialOrd<Idx>> RangeTo<Idx> {
 /// assert_eq!(arr[1.. 3], [  1,2    ]);
 /// assert_eq!(arr[1..=3], [  1,2,3  ]);  // RangeInclusive
 /// ```
-#[cfg_attr(not(bootstrap), lang = "RangeInclusive")]
+#[lang = "RangeInclusive"]
 #[doc(alias = "..=")]
 #[derive(Clone, PartialEq, Eq, Hash)] // not Copy -- see #27186
 #[stable(feature = "inclusive_range", since = "1.26.0")]
@@ -354,7 +354,7 @@ impl<Idx> RangeInclusive<Idx> {
     ///
     /// assert_eq!(3..=5, RangeInclusive::new(3, 5));
     /// ```
-    #[cfg_attr(not(bootstrap), lang = "range_inclusive_new")]
+    #[lang = "range_inclusive_new"]
     #[stable(feature = "inclusive_range_methods", since = "1.27.0")]
     #[inline]
     #[rustc_promotable]
@@ -543,7 +543,7 @@ impl<Idx: PartialOrd<Idx>> RangeInclusive<Idx> {
 /// ```
 ///
 /// [slicing index]: crate::slice::SliceIndex
-#[cfg_attr(not(bootstrap), lang = "RangeToInclusive")]
+#[lang = "RangeToInclusive"]
 #[doc(alias = "..=")]
 #[derive(Copy, Clone, PartialEq, Eq, Hash)]
 #[stable(feature = "inclusive_range", since = "1.26.0")]

library/core/src/ops/try.rs

@@ -43,19 +43,19 @@ pub trait Try {
     /// in the return type of the enclosing scope (which must itself implement
     /// `Try`). Specifically, the value `X::from_error(From::from(e))`
     /// is returned, where `X` is the return type of the enclosing function.
-    #[cfg_attr(not(bootstrap), lang = "into_result")]
+    #[lang = "into_result"]
     #[unstable(feature = "try_trait", issue = "42327")]
     fn into_result(self) -> Result<Self::Ok, Self::Error>;
 
     /// Wrap an error value to construct the composite result. For example,
     /// `Result::Err(x)` and `Result::from_error(x)` are equivalent.
-    #[cfg_attr(not(bootstrap), lang = "from_error")]
+    #[lang = "from_error"]
     #[unstable(feature = "try_trait", issue = "42327")]
     fn from_error(v: Self::Error) -> Self;
 
     /// Wrap an OK value to construct the composite result. For example,
     /// `Result::Ok(x)` and `Result::from_ok(x)` are equivalent.
-    #[cfg_attr(not(bootstrap), lang = "from_ok")]
+    #[lang = "from_ok"]
     #[unstable(feature = "try_trait", issue = "42327")]
     fn from_ok(v: Self::Ok) -> Self;
 }

library/core/src/option.rs

@@ -144,11 +144,11 @@ use crate::{
 #[stable(feature = "rust1", since = "1.0.0")]
 pub enum Option<T> {
     /// No value
-    #[cfg_attr(not(bootstrap), lang = "None")]
+    #[lang = "None"]
     #[stable(feature = "rust1", since = "1.0.0")]
     None,
     /// Some value `T`
-    #[cfg_attr(not(bootstrap), lang = "Some")]
+    #[lang = "Some"]
     #[stable(feature = "rust1", since = "1.0.0")]
     Some(#[stable(feature = "rust1", since = "1.0.0")] T),
 }

library/core/src/pin.rs

@@ -555,7 +555,7 @@ impl<P: Deref> Pin<P> {
     ///  ```
     ///
     /// [`mem::swap`]: crate::mem::swap
-    #[cfg_attr(not(bootstrap), lang = "new_unchecked")]
+    #[lang = "new_unchecked"]
     #[stable(feature = "pin", since = "1.33.0")]
     #[inline(always)]
     pub unsafe fn new_unchecked(pointer: P) -> Pin<P> {

library/core/src/result.rs

@@ -240,12 +240,12 @@ use crate::{convert, fmt};
 #[stable(feature = "rust1", since = "1.0.0")]
 pub enum Result<T, E> {
     /// Contains the success value
-    #[cfg_attr(not(bootstrap), lang = "Ok")]
+    #[lang = "Ok"]
     #[stable(feature = "rust1", since = "1.0.0")]
     Ok(#[stable(feature = "rust1", since = "1.0.0")] T),
 
     /// Contains the error value
-    #[cfg_attr(not(bootstrap), lang = "Err")]
+    #[lang = "Err"]
     #[stable(feature = "rust1", since = "1.0.0")]
     Err(#[stable(feature = "rust1", since = "1.0.0")] E),
 }

library/core/src/task/poll.rs

@@ -10,7 +10,7 @@ use crate::result::Result;
 #[stable(feature = "futures_api", since = "1.36.0")]
 pub enum Poll<T> {
     /// Represents that a value is immediately ready.
-    #[cfg_attr(not(bootstrap), lang = "Ready")]
+    #[lang = "Ready"]
     #[stable(feature = "futures_api", since = "1.36.0")]
     Ready(#[stable(feature = "futures_api", since = "1.36.0")] T),
 
@@ -19,7 +19,7 @@ pub enum Poll<T> {
     /// When a function returns `Pending`, the function *must* also
     /// ensure that the current task is scheduled to be awoken when
     /// progress can be made.
-    #[cfg_attr(not(bootstrap), lang = "Pending")]
+    #[lang = "Pending"]
     #[stable(feature = "futures_api", since = "1.36.0")]
     Pending,
 }

library/std/src/lib.rs

@@ -247,7 +247,7 @@
 #![feature(doc_cfg)]
 #![feature(doc_keyword)]
 #![feature(doc_masked)]
-#![cfg_attr(not(bootstrap), feature(doc_spotlight))]
+#![feature(doc_spotlight)]
 #![feature(dropck_eyepatch)]
 #![feature(duration_constants)]
 #![feature(exact_size_is_empty)]

src/bootstrap/channel.rs

@@ -13,7 +13,7 @@ use build_helper::output;
 use crate::Build;
 
 // The version number
-pub const CFG_RELEASE_NUM: &str = "1.47.0";
+pub const CFG_RELEASE_NUM: &str = "1.48.0";
 
 pub struct GitInfo {
     inner: Option<Info>,

src/stage0.txt

@@ -12,7 +12,7 @@
 # source tarball for a stable release you'll likely see `1.x.0` for rustc and
 # `0.(x+1).0` for Cargo where they were released on `date`.
 
-date: 2020-07-16
+date: 2020-08-26
 rustc: beta
 cargo: beta