about summary refs log tree commit diff
path: root/compiler/rustc_middle/src/traits/solve.rs
diff options
context:
space:
mode:
Diffstat (limited to 'compiler/rustc_middle/src/traits/solve.rs')
-rw-r--r--compiler/rustc_middle/src/traits/solve.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_middle/src/traits/solve.rs b/compiler/rustc_middle/src/traits/solve.rs
index 13504c6ae93..13f26ab2b2b 100644
--- a/compiler/rustc_middle/src/traits/solve.rs
+++ b/compiler/rustc_middle/src/traits/solve.rs
@@ -1,5 +1,6 @@
 use rustc_ast_ir::try_visit;
 use rustc_data_structures::intern::Interned;
+use rustc_macros::{HashStable, TypeFoldable, TypeVisitable};
 use rustc_span::def_id::DefId;
 
 use crate::infer::canonical::{CanonicalVarValues, QueryRegionConstraints};