Remove unnecessary `const_fn` feature gates

[rust.git] / src / librustc_mir / lib.rs

diff --git a/src/librustc_mir/lib.rs b/src/librustc_mir/lib.rs
index 30db1ce345ab3e763cdbc0f69c60e3b75e7b9274..d2565bf9c63d427270bd8b2eb45003b94000c6c5 100644 (file)
--- a/src/librustc_mir/lib.rs
+++ b/src/librustc_mir/lib.rs
@@ -13,7 +13,6 @@
 #![feature(box_syntax)]
 #![feature(crate_visibility_modifier)]
 #![feature(core_intrinsics)]
-#![feature(const_fn)]
 #![feature(decl_macro)]
 #![feature(drain_filter)]
 #![feature(exhaustive_patterns)]
@@ -29,15 +28,12 @@
 #![feature(range_is_empty)]
 #![feature(stmt_expr_attributes)]
 #![feature(trait_alias)]
-#![feature(matches_macro)]
 #![recursion_limit = "256"]
 
 #[macro_use]
 extern crate log;
 #[macro_use]
 extern crate rustc;
-#[macro_use]
-extern crate syntax;
 
 mod borrow_check;
 mod build;
@@ -55,6 +51,7 @@
 
 pub fn provide(providers: &mut Providers<'_>) {
     borrow_check::provide(providers);
+    const_eval::provide(providers);
     shim::provide(providers);
     transform::provide(providers);
     monomorphize::partitioning::provide(providers);