Move eii macros to prelude.

Author: m-ou-se

library/core/src/lib.rs

@@ -233,13 +233,6 @@ pub mod autodiff {
     pub use crate::macros::builtin::autodiff;
 }
 
-#[cfg(not(bootstrap))]
-#[unstable(feature = "eii", issue = "none")]
-pub use crate::macros::builtin::eii;
-#[cfg(not(bootstrap))]
-#[unstable(feature = "eii_internals", issue = "none")]
-pub use crate::macros::builtin::eii_macro_for;
-
 #[unstable(feature = "contracts", issue = "128044")]
 pub mod contracts;
 

library/core/src/prelude/v1.rs

@@ -118,3 +118,11 @@ pub use crate::macros::builtin::deref;
     reason = "`type_alias_impl_trait` has open design concerns"
 )]
 pub use crate::macros::builtin::define_opaque;
+
+#[unstable(feature = "eii", issue = "none")]
+#[cfg(not(bootstrap))]
+pub use crate::macros::builtin::eii;
+
+#[unstable(feature = "eii_internals", issue = "none")]
+#[cfg(not(bootstrap))]
+pub use crate::macros::builtin::eii_macro_for;