8 files changed, 26 insertions, 42 deletions
diff --git a/library/core/src/cell.rs b/library/core/src/cell.rs
index bc3f7167fac..5fd60b75928 100644
--- a/library/core/src/cell.rs
+++ b/library/core/src/cell.rs
@@ -1310,11 +1310,7 @@ impl Clone for BorrowRef<'_> {
 ///
 /// See the [module-level documentation](self) for more.
 #[stable(feature = "rust1", since = "1.0.0")]
-#[cfg_attr(
-    not(bootstrap),
-    must_not_suspend = "holding a Ref across suspend \
-                      points can cause BorrowErrors"
-)]
+#[must_not_suspend = "holding a Ref across suspend points can cause BorrowErrors"]
 pub struct Ref<'b, T: ?Sized + 'b> {
     value: &'b T,
     borrow: BorrowRef<'b>,
@@ -1692,11 +1688,7 @@ impl<'b> BorrowRefMut<'b> {
 ///
 /// See the [module-level documentation](self) for more.
 #[stable(feature = "rust1", since = "1.0.0")]
-#[cfg_attr(
-    not(bootstrap),
-    must_not_suspend = "holding a RefMut across suspend \
-                      points can cause BorrowErrors"
-)]
+#[must_not_suspend = "holding a RefMut across suspend points can cause BorrowErrors"]
 pub struct RefMut<'b, T: ?Sized + 'b> {
     value: &'b mut T,
     borrow: BorrowRefMut<'b>,
diff --git a/library/core/src/future/into_future.rs b/library/core/src/future/into_future.rs
index cac1866188e..0912f8675fa 100644
--- a/library/core/src/future/into_future.rs
+++ b/library/core/src/future/into_future.rs
@@ -13,7 +13,7 @@ pub trait IntoFuture {
 
     /// Creates a future from a value.
     #[unstable(feature = "into_future", issue = "67644")]
-    #[cfg_attr(not(bootstrap), lang = "into_future")]
+    #[lang = "into_future"]
     fn into_future(self) -> Self::Future;
 }
 
diff --git a/library/core/src/lib.rs b/library/core/src/lib.rs
index d8ac816fb15..f88eb5e31b8 100644
--- a/library/core/src/lib.rs
+++ b/library/core/src/lib.rs
@@ -60,32 +60,29 @@
     test(no_crate_inject, attr(deny(warnings))),
     test(attr(allow(dead_code, deprecated, unused_variables, unused_mut)))
 )]
-#![cfg_attr(
-    not(bootstrap),
-    doc(cfg_hide(
-        not(test),
-        any(not(feature = "miri-test-libstd"), test, doctest),
-        no_fp_fmt_parse,
-        target_pointer_width = "16",
-        target_pointer_width = "32",
-        target_pointer_width = "64",
-        target_has_atomic = "8",
-        target_has_atomic = "16",
-        target_has_atomic = "32",
-        target_has_atomic = "64",
-        target_has_atomic = "ptr",
-        target_has_atomic_equal_alignment = "8",
-        target_has_atomic_equal_alignment = "16",
-        target_has_atomic_equal_alignment = "32",
-        target_has_atomic_equal_alignment = "64",
-        target_has_atomic_equal_alignment = "ptr",
-        target_has_atomic_load_store = "8",
-        target_has_atomic_load_store = "16",
-        target_has_atomic_load_store = "32",
-        target_has_atomic_load_store = "64",
-        target_has_atomic_load_store = "ptr",
-    ))
-)]
+#![doc(cfg_hide(
+    not(test),
+    any(not(feature = "miri-test-libstd"), test, doctest),
+    no_fp_fmt_parse,
+    target_pointer_width = "16",
+    target_pointer_width = "32",
+    target_pointer_width = "64",
+    target_has_atomic = "8",
+    target_has_atomic = "16",
+    target_has_atomic = "32",
+    target_has_atomic = "64",
+    target_has_atomic = "ptr",
+    target_has_atomic_equal_alignment = "8",
+    target_has_atomic_equal_alignment = "16",
+    target_has_atomic_equal_alignment = "32",
+    target_has_atomic_equal_alignment = "64",
+    target_has_atomic_equal_alignment = "ptr",
+    target_has_atomic_load_store = "8",
+    target_has_atomic_load_store = "16",
+    target_has_atomic_load_store = "32",
+    target_has_atomic_load_store = "64",
+    target_has_atomic_load_store = "ptr",
+))]
 #![no_core]
 //
 // Lints:
diff --git a/library/core/src/macros/mod.rs b/library/core/src/macros/mod.rs
index 488bb875c35..0cc428d6962 100644
--- a/library/core/src/macros/mod.rs
+++ b/library/core/src/macros/mod.rs
@@ -1003,7 +1003,6 @@ pub(crate) mod builtin {
     /// assert_eq!(s, b"ABCDEF");
     /// # }
     /// ```
-    #[cfg(not(bootstrap))]
     #[unstable(feature = "concat_bytes", issue = "87555")]
     #[rustc_builtin_macro]
     #[macro_export]
diff --git a/library/core/src/prelude/v1.rs b/library/core/src/prelude/v1.rs
index d91289fad20..b566e211cd8 100644
--- a/library/core/src/prelude/v1.rs
+++ b/library/core/src/prelude/v1.rs
@@ -65,7 +65,6 @@ pub use crate::{
     issue = "87555",
     reason = "`concat_bytes` is not stable enough for use and is subject to change"
 )]
-#[cfg(not(bootstrap))]
 #[doc(no_inline)]
 pub use crate::concat_bytes;
 
diff --git a/library/core/tests/cmp.rs b/library/core/tests/cmp.rs
index 58fee19ca74..2b234de6795 100644
--- a/library/core/tests/cmp.rs
+++ b/library/core/tests/cmp.rs
@@ -204,7 +204,6 @@ fn cmp_default() {
     assert_eq!(Fool(false), Fool(true));
 }
 
-#[cfg(not(bootstrap))]
 mod const_cmp {
     use super::*;
 
diff --git a/library/core/tests/intrinsics.rs b/library/core/tests/intrinsics.rs
index 7a2e4e29065..ff0a8fe27ae 100644
--- a/library/core/tests/intrinsics.rs
+++ b/library/core/tests/intrinsics.rs
@@ -37,7 +37,6 @@ fn test_assume_can_be_in_const_contexts() {
 }
 
 #[test]
-#[cfg(not(bootstrap))]
 const fn test_write_bytes_in_const_contexts() {
     use core::intrinsics::write_bytes;
 
diff --git a/library/core/tests/ptr.rs b/library/core/tests/ptr.rs
index b9c0d75b702..171d0d8dfb7 100644
--- a/library/core/tests/ptr.rs
+++ b/library/core/tests/ptr.rs
@@ -251,7 +251,6 @@ fn test_set_memory() {
 }
 
 #[test]
-#[cfg(not(bootstrap))]
 fn test_set_memory_const() {
     const XS: [u8; 20] = {
         let mut xs = [0u8; 20];