Mark the neon intrinsics as inline(always).

The inline(always) attribute is now applied to the call site when a
function has target features enabled so that it can determine that the
call is safe to inline.

library/stdarch/crates/core_arch/src/lib.rs

@@ -32,6 +32,7 @@
     x86_amx_intrinsics,
     f16,
     aarch64_unstable_target_feature,
+    target_feature_inline_always,
     bigint_helper_methods,
     funnel_shifts,
     avx10_target_feature,

library/stdarch/crates/stdarch-gen-arm/src/intrinsic.rs

@@ -1736,7 +1736,7 @@ fn create_tokens(intrinsic: &Intrinsic, endianness: Endianness, tokens: &mut Tok
         );
     }
 
-    tokens.append_all(quote! { #[inline] });
+    tokens.append_all(quote! { #[inline(always)] });
 
     match endianness {
         Endianness::Little => tokens.append_all(quote! { #[cfg(target_endian = "little")] }),