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-rw-r--r--compiler/rustc_middle/src/ty/error.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_middle/src/ty/error.rs b/compiler/rustc_middle/src/ty/error.rs
index ce85c28ece8..71437ce1df9 100644
--- a/compiler/rustc_middle/src/ty/error.rs
+++ b/compiler/rustc_middle/src/ty/error.rs
@@ -4,6 +4,7 @@ use rustc_errors::pluralize;
 use rustc_hir as hir;
 use rustc_hir::def::{CtorOf, DefKind};
 use rustc_hir::def_id::DefId;
+use rustc_macros::{TypeFoldable, TypeVisitable};
 use rustc_span::symbol::Symbol;
 use rustc_target::spec::abi;
 use std::borrow::Cow;