Update subtree/library to 2025-02-10

Cargo.toml

@@ -3,6 +3,7 @@ resolver = "1"
 members = [
   "std",
   "sysroot",
+  "coretests",
 ]
 
 exclude = [
@@ -32,7 +33,7 @@ codegen-units = 10000
 [profile.release.package]
 addr2line.debug = 0
 addr2line.opt-level = "s"
-adler.debug = 0
+adler2.debug = 0
 gimli.debug = 0
 gimli.opt-level = "s"
 miniz_oxide.debug = 0

alloc/Cargo.toml

@@ -10,7 +10,7 @@ edition = "2021"
 
 [dependencies]
 core = { path = "../core" }
-compiler_builtins = { version = "=0.1.138", features = ['rustc-dep-of-std'] }
+compiler_builtins = { version = "=0.1.145", features = ['rustc-dep-of-std'] }
 
 [dev-dependencies]
 rand = { version = "0.8.5", default-features = false, features = ["alloc"] }

alloc/benches/btree/map.rs

@@ -353,6 +353,7 @@ pub fn iter_10k(b: &mut Bencher) {
 }
 
 #[bench]
+#[cfg_attr(target_os = "emscripten", ignore)] // hits an OOM
 pub fn iter_1m(b: &mut Bencher) {
     bench_iter(b, 1_000, 1_000_000);
 }

alloc/benches/lib.rs

@@ -4,8 +4,7 @@
 #![feature(iter_next_chunk)]
 #![feature(repr_simd)]
 #![feature(slice_partition_dedup)]
-#![cfg_attr(bootstrap, feature(strict_provenance))]
-#![cfg_attr(not(bootstrap), feature(strict_provenance_lints))]
+#![feature(strict_provenance_lints)]
 #![feature(test)]
 #![deny(fuzzy_provenance_casts)]
 

alloc/benches/slice.rs

@@ -366,14 +366,25 @@ rotate!(rotate_medium_half, gen_random, 9158, 9158 / 2);
 rotate!(rotate_medium_half_plus_one, gen_random, 9158, 9158 / 2 + 1);
 
 // Intended to use more RAM than the machine has cache
+#[cfg(not(target_os = "emscripten"))] // hits an OOM
 rotate!(rotate_huge_by1, gen_random, 5 * 1024 * 1024, 1);
+#[cfg(not(target_os = "emscripten"))] // hits an OOM
 rotate!(rotate_huge_by9199_u64, gen_random, 5 * 1024 * 1024, 9199);
+#[cfg(not(target_os = "emscripten"))] // hits an OOM
 rotate!(rotate_huge_by9199_bytes, gen_random_bytes, 5 * 1024 * 1024, 9199);
+#[cfg(not(target_os = "emscripten"))] // hits an OOM
 rotate!(rotate_huge_by9199_strings, gen_strings, 5 * 1024 * 1024, 9199);
+#[cfg(not(target_os = "emscripten"))] // hits an OOM
 rotate!(rotate_huge_by9199_big, gen_big_random, 5 * 1024 * 1024, 9199);
+#[cfg(not(target_os = "emscripten"))] // hits an OOM
 rotate!(rotate_huge_by1234577_u64, gen_random, 5 * 1024 * 1024, 1234577);
+#[cfg(not(target_os = "emscripten"))] // hits an OOM
 rotate!(rotate_huge_by1234577_bytes, gen_random_bytes, 5 * 1024 * 1024, 1234577);
+#[cfg(not(target_os = "emscripten"))] // hits an OOM
 rotate!(rotate_huge_by1234577_strings, gen_strings, 5 * 1024 * 1024, 1234577);
+#[cfg(not(target_os = "emscripten"))] // hits an OOM
 rotate!(rotate_huge_by1234577_big, gen_big_random, 5 * 1024 * 1024, 1234577);
+#[cfg(not(target_os = "emscripten"))] // hits an OOM
 rotate!(rotate_huge_half, gen_random, 5 * 1024 * 1024, 5 * 1024 * 1024 / 2);
+#[cfg(not(target_os = "emscripten"))] // hits an OOM
 rotate!(rotate_huge_half_plus_one, gen_random, 5 * 1024 * 1024, 5 * 1024 * 1024 / 2 + 1);

alloc/benches/vec.rs

@@ -547,6 +547,11 @@ fn bench_in_place_collect_droppable(b: &mut Bencher) {
     })
 }
 
+// node.js gives out of memory error to use with length 1_100_000
+#[cfg(target_os = "emscripten")]
+const LEN: usize = 4096;
+
+#[cfg(not(target_os = "emscripten"))]
 const LEN: usize = 16384;
 
 #[bench]

alloc/src/alloc.rs

@@ -10,9 +10,6 @@ use core::hint;
 #[cfg(not(test))]
 use core::ptr::{self, NonNull};
 
-#[cfg(test)]
-mod tests;
-
 extern "Rust" {
     // These are the magic symbols to call the global allocator. rustc generates
     // them to call `__rg_alloc` etc. if there is a `#[global_allocator]` attribute
@@ -342,7 +339,7 @@ unsafe impl Allocator for Global {
     }
 }
 
-/// The allocator for unique pointers.
+/// The allocator for `Box`.
 #[cfg(all(not(no_global_oom_handling), not(test)))]
 #[lang = "exchange_malloc"]
 #[inline]