remove allow(warnings)

diff --git a/compiler/rustc_trait_selection/src/traits/const_evaluatable.rs b/compiler/rustc_trait_selection/src/traits/const_evaluatable.rs
index 1a5139d34d3cc8556dfba08919a49e8fce1ed37e..b2e5ad52b0126737357d1cd8334ce59ce1c23f28 100644 (file)
--- a/compiler/rustc_trait_selection/src/traits/const_evaluatable.rs
+++ b/compiler/rustc_trait_selection/src/traits/const_evaluatable.rs
@@ -1,11 +1,9 @@
-#![allow(warnings)]
 use rustc_hir::def::DefKind;
 use rustc_index::bit_set::BitSet;
 use rustc_index::vec::IndexVec;
 use rustc_infer::infer::InferCtxt;
 use rustc_middle::mir::abstract_const::{Node, NodeId};
 use rustc_middle::mir::interpret::ErrorHandled;
-use rustc_middle::mir::visit::Visitor;
 use rustc_middle::mir::{self, Rvalue, StatementKind, TerminatorKind};
 use rustc_middle::ty::subst::Subst;
 use rustc_middle::ty::subst::SubstsRef;