Apply cfg(bootstrap) replacement

Mark-Simulacrum · Mark-Simulacrum · commit 201f299ef603 · 2025-09-26T19:09:23.000-04:00
diff --git a/compiler/rustc_const_eval/src/lib.rs b/compiler/rustc_const_eval/src/lib.rs
@@ -1,7 +1,6 @@
 // tidy-alphabetical-start
 #![allow(internal_features)]
 #![allow(rustc::diagnostic_outside_of_impl)]
-#![cfg_attr(bootstrap, feature(strict_overflow_ops))]
 #![doc(rust_logo)]
 #![feature(array_try_map)]
 #![feature(assert_matches)]
diff --git a/compiler/rustc_index/src/idx.rs b/compiler/rustc_index/src/idx.rs
@@ -130,12 +130,6 @@ impl<I: Idx, T> IntoSliceIdx<I, [T]> for core::range::RangeFrom<I> {
 impl<I: Idx, T> IntoSliceIdx<I, [T]> for core::range::RangeInclusive<I> {
     type Output = core::range::RangeInclusive<usize>;
     #[inline]
-    #[cfg(bootstrap)]
-    fn into_slice_idx(self) -> Self::Output {
-        core::range::RangeInclusive { start: self.start.index(), end: self.end.index() }
-    }
-    #[inline]
-    #[cfg(not(bootstrap))]
     fn into_slice_idx(self) -> Self::Output {
         core::range::RangeInclusive { start: self.start.index(), last: self.last.index() }
     }
diff --git a/compiler/rustc_lint_defs/src/builtin.rs b/compiler/rustc_lint_defs/src/builtin.rs
@@ -2309,10 +2309,10 @@ declare_lint! {
     /// ### Example
     ///
     /// ```rust
-    /// #![cfg_attr(not(bootstrap), feature(sanitize))]
+    /// #![feature(sanitize)]
     ///
     /// #[inline(always)]
-    /// #[cfg_attr(not(bootstrap), sanitize(address = "off"))]
+    /// #[sanitize(address = "off")]
     /// fn x() {}
     ///
     /// fn main() {
@@ -4837,16 +4837,13 @@ declare_lint! {
     ///
     /// ### Example
     ///
-    #[cfg_attr(not(bootstrap), doc = "```rust,compile_fail")]
-    #[cfg_attr(bootstrap, doc = "```rust")]
+    /// ```rust,compile_fail
     /// #![doc = in_root!()]
     ///
     /// macro_rules! in_root { () => { "" } }
     ///
     /// fn main() {}
-    #[cfg_attr(not(bootstrap), doc = "```")]
-    #[cfg_attr(bootstrap, doc = "```")]
-    // ^ Needed to avoid tidy warning about odd number of backticks
+    /// ```
     ///
     /// {{produces}}
     ///
diff --git a/compiler/rustc_middle/src/lib.rs b/compiler/rustc_middle/src/lib.rs
@@ -29,7 +29,6 @@
 #![allow(rustc::diagnostic_outside_of_impl)]
 #![allow(rustc::direct_use_of_rustc_type_ir)]
 #![allow(rustc::untranslatable_diagnostic)]
-#![cfg_attr(bootstrap, feature(round_char_boundary))]
 #![doc(html_root_url = "https://doc.rust-lang.org/nightly/nightly-rustc/")]
 #![doc(rust_logo)]
 #![feature(allocator_api)]
diff --git a/compiler/rustc_span/src/lib.rs b/compiler/rustc_span/src/lib.rs
@@ -17,7 +17,6 @@
 
 // tidy-alphabetical-start
 #![allow(internal_features)]
-#![cfg_attr(bootstrap, feature(round_char_boundary))]
 #![doc(html_root_url = "https://doc.rust-lang.org/nightly/nightly-rustc/")]
 #![doc(rust_logo)]
 #![feature(array_windows)]
diff --git a/src/bootstrap/src/core/sanity.rs b/src/bootstrap/src/core/sanity.rs
@@ -33,11 +33,7 @@ pub struct Finder {
 //
 // Targets can be removed from this list once they are present in the stage0 compiler (usually by updating the beta compiler of the bootstrap).
 const STAGE0_MISSING_TARGETS: &[&str] = &[
-    "armv7a-vex-v5",
-    "riscv64a23-unknown-linux-gnu",
     // just a dummy comment so the list doesn't get onelined
-    "aarch64_be-unknown-hermit",
-    "aarch64_be-unknown-none-softfloat",
     "x86_64-unknown-motor",
 ];
 
diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs
@@ -1,5 +1,4 @@
 // tidy-alphabetical-start
-#![cfg_attr(bootstrap, feature(round_char_boundary))]
 #![doc(
     html_root_url = "https://doc.rust-lang.org/nightly/",
     html_playground_url = "https://play.rust-lang.org/"
diff --git a/src/tools/clippy/clippy_lints/src/lib.rs b/src/tools/clippy/clippy_lints/src/lib.rs
@@ -7,7 +7,6 @@
 #![feature(iter_intersperse)]
 #![feature(iter_partition_in_place)]
 #![feature(never_type)]
-#![cfg_attr(bootstrap, feature(round_char_boundary))]
 #![feature(rustc_private)]
 #![feature(stmt_expr_attributes)]
 #![feature(unwrap_infallible)]
diff --git a/src/tools/clippy/tests/missing-test-files.rs b/src/tools/clippy/tests/missing-test-files.rs
@@ -1,6 +1,5 @@
 #![warn(rust_2018_idioms, unused_lifetimes)]
 #![allow(clippy::assertions_on_constants)]
-#![cfg_attr(bootstrap, feature(path_file_prefix))]
 
 use std::cmp::Ordering;
 use std::ffi::OsStr;
diff --git a/src/tools/miri/src/lib.rs b/src/tools/miri/src/lib.rs
@@ -1,4 +1,3 @@
-#![cfg_attr(bootstrap, feature(strict_overflow_ops))]
 #![feature(abort_unwind)]
 #![feature(cfg_select)]
 #![feature(rustc_private)]
diff --git a/src/tools/miri/tests/panic/mir-validation.rs b/src/tools/miri/tests/panic/mir-validation.rs
@@ -9,11 +9,6 @@
 // and we don't even get a regular panic; rustc aborts with a different exit code instead.
 //@ignore-host: windows
 
-// FIXME: this tests a crash in rustc. For stage1, rustc is built with the downloaded standard
-// library which doesn't yet print the thread ID. Normalization can be removed at the stage bump.
-// For the grep: cfg(bootstrap)
-//@normalize-stderr-test: "thread 'rustc' panicked" -> "thread 'rustc' ($$TID) panicked"
-
 #![feature(custom_mir, core_intrinsics)]
 use core::intrinsics::mir::*;
 
diff --git a/tests/ui/track-diagnostics/track.rs b/tests/ui/track-diagnostics/track.rs
@@ -13,13 +13,8 @@
 // top of this file are present, then assume all args are present.
 //@ normalize-stderr: "note: compiler flags: .*-Z ui-testing.*-Z track-diagnostics" -> "note: compiler flags: ... -Z ui-testing ... -Z track-diagnostics"
 
-// FIXME: this tests a crash in rustc. For stage1, rustc is built with the downloaded standard
-// library which doesn't yet print the thread ID. Normalization can be removed at the stage bump.
-// For the grep: cfg(bootstrap)
-//@normalize-stderr: "thread 'rustc' panicked" -> "thread 'rustc' ($$TID) panicked"
-
 fn main() {
-    break rust
+    break rust;
     //~^ ERROR cannot find value `rust` in this scope
     //~| NOTE created at
     //~| ERROR `break` outside of a loop or labeled block
diff --git a/tests/ui/track-diagnostics/track.stderr b/tests/ui/track-diagnostics/track.stderr
@@ -1,23 +1,23 @@
 error[E0425]: cannot find value `rust` in this scope
   --> $DIR/track.rs:LL:CC
    |
-LL |     break rust
+LL |     break rust;
    |           ^^^^ not found in this scope
    |
    = note: -Ztrack-diagnostics: created at compiler/rustc_resolve/src/late/diagnostics.rs:LL:CC
 
 error[E0268]: `break` outside of a loop or labeled block
   --> $DIR/track.rs:LL:CC
    |
-LL |     break rust
+LL |     break rust;
    |     ^^^^^^^^^^ cannot `break` outside of a loop or labeled block
    |
    = note: -Ztrack-diagnostics: created at compiler/rustc_hir_typeck/src/loops.rs:LL:CC
 
 error: internal compiler error: It looks like you're trying to break rust; would you like some ICE?
   --> $DIR/track.rs:LL:CC
    |
-LL |     break rust
+LL |     break rust;
    |     ^^^^^^^^^^
    |
    = note: -Ztrack-diagnostics: created at compiler/rustc_hir_typeck/src/lib.rs:LL:CC

Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,4 @@`
`1`	`1`	`// tidy-alphabetical-start`
`2`		`-#![cfg_attr(bootstrap, feature(round_char_boundary))]`
`3`	`2`	`#![doc(`
`4`	`3`	`html_root_url = "https://doc.rust-lang.org/nightly/",`
`5`	`4`	`html_playground_url = "https://play.rust-lang.org/"`
Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,3 @@`
`1`		`-#![cfg_attr(bootstrap, feature(strict_overflow_ops))]`
`2`	`1`	`#![feature(abort_unwind)]`
`3`	`2`	`#![feature(cfg_select)]`
`4`	`3`	`#![feature(rustc_private)]`