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-rw-r--r--compiler/rustc_data_structures/src/lib.rs3
1 files changed, 0 insertions, 3 deletions
diff --git a/compiler/rustc_data_structures/src/lib.rs b/compiler/rustc_data_structures/src/lib.rs
index adbb98fa750..a8b9f479f1e 100644
--- a/compiler/rustc_data_structures/src/lib.rs
+++ b/compiler/rustc_data_structures/src/lib.rs
@@ -10,15 +10,12 @@
 #![feature(array_windows)]
 #![feature(control_flow_enum)]
 #![feature(in_band_lifetimes)]
-#![feature(unboxed_closures)]
 #![feature(generator_trait)]
-#![feature(fn_traits)]
 #![feature(min_specialization)]
 #![feature(auto_traits)]
 #![feature(nll)]
 #![feature(allow_internal_unstable)]
 #![feature(hash_raw_entry)]
-#![feature(stmt_expr_attributes)]
 #![feature(core_intrinsics)]
 #![feature(test)]
 #![feature(associated_type_bounds)]