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-rw-r--r--compiler/rustc_middle/src/lib.rs4
1 files changed, 3 insertions, 1 deletions
diff --git a/compiler/rustc_middle/src/lib.rs b/compiler/rustc_middle/src/lib.rs
index 667361b3ca0..ce2cb33c173 100644
--- a/compiler/rustc_middle/src/lib.rs
+++ b/compiler/rustc_middle/src/lib.rs
@@ -28,6 +28,8 @@
 #![allow(internal_features)]
 #![allow(rustc::diagnostic_outside_of_impl)]
 #![allow(rustc::untranslatable_diagnostic)]
+#![cfg_attr(not(bootstrap), allow(rustc::direct_use_of_rustc_type_ir))]
+#![cfg_attr(not(bootstrap), feature(sized_hierarchy))]
 #![doc(html_root_url = "https://doc.rust-lang.org/nightly/nightly-rustc/")]
 #![doc(rust_logo)]
 #![feature(allocator_api)]
@@ -38,12 +40,12 @@
 #![feature(box_patterns)]
 #![feature(closure_track_caller)]
 #![feature(core_intrinsics)]
-#![feature(coroutines)]
 #![feature(debug_closure_helpers)]
 #![feature(decl_macro)]
 #![feature(discriminant_kind)]
 #![feature(extern_types)]
 #![feature(file_buffered)]
+#![feature(gen_blocks)]
 #![feature(if_let_guard)]
 #![feature(intra_doc_pointers)]
 #![feature(iter_from_coroutine)]