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-rw-r--r--compiler/rustc_mir/src/lib.rs4
1 files changed, 0 insertions, 4 deletions
diff --git a/compiler/rustc_mir/src/lib.rs b/compiler/rustc_mir/src/lib.rs
index fa1f27daa80..c24c9a9b5ee 100644
--- a/compiler/rustc_mir/src/lib.rs
+++ b/compiler/rustc_mir/src/lib.rs
@@ -6,7 +6,6 @@ Rust MIR: a lowered representation of Rust.
 
 #![feature(assert_matches)]
 #![cfg_attr(bootstrap, feature(bindings_after_at))]
-#![feature(associated_type_defaults)]
 #![feature(bool_to_option)]
 #![feature(box_patterns)]
 #![feature(control_flow_enum)]
@@ -19,9 +18,7 @@ Rust MIR: a lowered representation of Rust.
 #![feature(min_specialization)]
 #![feature(slice_ptr_get)]
 #![feature(option_get_or_insert_default)]
-#![feature(once_cell)]
 #![feature(never_type)]
-#![feature(stmt_expr_attributes)]
 #![feature(trait_alias)]
 #![feature(trusted_len)]
 #![feature(trusted_step)]
@@ -33,7 +30,6 @@ extern crate tracing;
 extern crate rustc_middle;
 
 pub mod const_eval;
-pub mod dataflow;
 pub mod interpret;
 pub mod transform;
 pub mod util;