fix: resolve aarch64 compilation issues

- Wrap naked_asm! in unsafe block for aarch64 entry_trampoline to comply with Rust 2024 edition requirements
- Remove problematic outline-atomics target feature flag that was causing warnings

Author: Mic92

.cargo/config.toml

@@ -4,7 +4,4 @@ rustflags = ["-C", "relocation-model=pie", "-Z", "plt=yes"]
 [target.'cfg(target_arch = "aarch64")']
 rustflags = [
 	"-C", "relocation-model=pie", "-Z", "plt=yes",
-
-	# <https://github.com/rust-lang/rust/issues/109064> :/
-	"-C", "target-feature=-outline-atomics",
 ]

src/arch.rs

@@ -156,19 +156,21 @@ pub const ENTRY_TRAMPOLINE: Option<unsafe extern "C" fn() -> !> = Some(entry_tra
 #[cfg(target_arch = "aarch64")]
 #[naked]
 unsafe extern "C" fn entry_trampoline() -> ! {
-    core::arch::naked_asm!(
-        "adrp x8, {context}",
-        "ldr x9, [x8, {env_entry_off}]", // .env_entry
-        "cbz x9, 2f",
-        "ldr x10, [x8, {env_string_off}]", // .env_string
-        "str x10, [x9]",
-        "2:",
-        "ldr x8, [x8]",
-        "br x8",
-        context = sym TRAMPOLINE_CONTEXT,
-        env_entry_off = const TrampolineContext::ENV_ENTRY_OFFSET,
-        env_string_off = const TrampolineContext::ENV_STRING_OFFSET,
-    )
+    unsafe {
+        core::arch::naked_asm!(
+            "adrp x8, {context}",
+            "ldr x9, [x8, {env_entry_off}]", // .env_entry
+            "cbz x9, 2f",
+            "ldr x10, [x8, {env_string_off}]", // .env_string
+            "str x10, [x9]",
+            "2:",
+            "ldr x8, [x8]",
+            "br x8",
+            context = sym TRAMPOLINE_CONTEXT,
+            env_entry_off = const TrampolineContext::ENV_ENTRY_OFFSET,
+            env_string_off = const TrampolineContext::ENV_STRING_OFFSET,
+        )
+    }
 }
 
 // !!!!