From aa7d812f348da3e330cf3b99ee4a5ec373f2a38b Mon Sep 17 00:00:00 2001
From: cyrgani <ansgar.w.zielke@gmail.com>
Date: Tue, 17 Mar 2026 09:27:25 +0000
Subject: [PATCH 1/2] remove `internal_impls_macro` feature

---
 library/core/src/lib.rs    | 1 -
 library/core/src/marker.rs | 3 ---
 2 files changed, 4 deletions(-)

diff --git a/library/core/src/lib.rs b/library/core/src/lib.rs
index e12c43068245a..60da6662de849 100644
--- a/library/core/src/lib.rs
+++ b/library/core/src/lib.rs
@@ -107,7 +107,6 @@
 #![feature(core_intrinsics)]
 #![feature(coverage_attribute)]
 #![feature(disjoint_bitor)]
-#![feature(internal_impls_macro)]
 #![feature(link_cfg)]
 #![feature(offset_of_enum)]
 #![feature(panic_internals)]
diff --git a/library/core/src/marker.rs b/library/core/src/marker.rs
index becac514284e3..c79e8fc4060c1 100644
--- a/library/core/src/marker.rs
+++ b/library/core/src/marker.rs
@@ -52,9 +52,6 @@ use crate::pin::UnsafePinned;
 ///         u32,
 /// }
 /// ```
-#[unstable(feature = "internal_impls_macro", issue = "none")]
-// Allow implementations of `UnsizedConstParamTy` even though std cannot use that feature.
-#[allow_internal_unstable(const_param_ty_trait)]
 macro marker_impls {
     ( $(#[$($meta:tt)*])* $Trait:ident for $({$($bounds:tt)*})? $T:ty $(, $($rest:tt)*)? ) => {
         $(#[$($meta)*])* impl< $($($bounds)*)? > $Trait for $T {}

From e350a56cf9d7a013e1d1e52ab306bfc19324653a Mon Sep 17 00:00:00 2001
From: cyrgani <ansgar.w.zielke@gmail.com>
Date: Tue, 24 Feb 2026 13:48:09 +0000
Subject: [PATCH 2/2] move features into the correct section

---
 library/core/src/lib.rs |  2 +-
 library/std/src/lib.rs  | 16 ++++++++--------
 2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/library/core/src/lib.rs b/library/core/src/lib.rs
index 60da6662de849..8a9decd33b1c1 100644
--- a/library/core/src/lib.rs
+++ b/library/core/src/lib.rs
@@ -107,7 +107,6 @@
 #![feature(core_intrinsics)]
 #![feature(coverage_attribute)]
 #![feature(disjoint_bitor)]
-#![feature(link_cfg)]
 #![feature(offset_of_enum)]
 #![feature(panic_internals)]
 #![feature(pattern_type_macro)]
@@ -143,6 +142,7 @@
 #![feature(intra_doc_pointers)]
 #![feature(intrinsics)]
 #![feature(lang_items)]
+#![feature(link_cfg)]
 #![feature(link_llvm_intrinsics)]
 #![feature(macro_metavar_expr)]
 #![feature(macro_metavar_expr_concat)]
diff --git a/library/std/src/lib.rs b/library/std/src/lib.rs
index 6fcb28edc7d84..c8c8a6c897142 100644
--- a/library/std/src/lib.rs
+++ b/library/std/src/lib.rs
@@ -275,9 +275,7 @@
 #![feature(cfg_sanitizer_cfi)]
 #![feature(cfg_target_thread_local)]
 #![feature(cfi_encoding)]
-#![feature(const_default)]
 #![feature(const_trait_impl)]
-#![feature(core_float_math)]
 #![feature(decl_macro)]
 #![feature(deprecated_suggestion)]
 #![feature(doc_cfg)]
@@ -287,16 +285,11 @@
 #![feature(f16)]
 #![feature(f128)]
 #![feature(ffi_const)]
-#![feature(formatting_options)]
-#![feature(funnel_shifts)]
 #![feature(intra_doc_pointers)]
-#![feature(iter_advance_by)]
-#![feature(iter_next_chunk)]
 #![feature(lang_items)]
 #![feature(link_cfg)]
 #![feature(linkage)]
 #![feature(macro_metavar_expr_concat)]
-#![feature(maybe_uninit_fill)]
 #![feature(min_specialization)]
 #![feature(must_not_suspend)]
 #![feature(needs_panic_runtime)]
@@ -314,7 +307,6 @@
 #![feature(try_blocks)]
 #![feature(try_trait_v2)]
 #![feature(type_alias_impl_trait)]
-#![feature(uint_carryless_mul)]
 // tidy-alphabetical-end
 //
 // Library features (core):
@@ -325,6 +317,8 @@
 #![feature(char_internals)]
 #![feature(clone_to_uninit)]
 #![feature(const_convert)]
+#![feature(const_default)]
+#![feature(core_float_math)]
 #![feature(core_intrinsics)]
 #![feature(core_io_borrowed_buf)]
 #![feature(cstr_display)]
@@ -340,13 +334,18 @@
 #![feature(float_minimum_maximum)]
 #![feature(fmt_internals)]
 #![feature(fn_ptr_trait)]
+#![feature(formatting_options)]
+#![feature(funnel_shifts)]
 #![feature(generic_atomic)]
 #![feature(hasher_prefixfree_extras)]
 #![feature(hashmap_internals)]
 #![feature(hint_must_use)]
 #![feature(int_from_ascii)]
 #![feature(ip)]
+#![feature(iter_advance_by)]
+#![feature(iter_next_chunk)]
 #![feature(maybe_uninit_array_assume_init)]
+#![feature(maybe_uninit_fill)]
 #![feature(panic_can_unwind)]
 #![feature(panic_internals)]
 #![feature(pin_coerce_unsized_trait)]
@@ -364,6 +363,7 @@
 #![feature(sync_unsafe_cell)]
 #![feature(temporary_niche_types)]
 #![feature(ub_checks)]
+#![feature(uint_carryless_mul)]
 #![feature(used_with_arg)]
 // tidy-alphabetical-end
 //