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Diffstat (limited to 'compiler/rustc_middle/src/infer/mod.rs')
| -rw-r--r-- | compiler/rustc_middle/src/infer/mod.rs | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_middle/src/infer/mod.rs b/compiler/rustc_middle/src/infer/mod.rs index 1384611e146..f74f71b6b37 100644 --- a/compiler/rustc_middle/src/infer/mod.rs +++ b/compiler/rustc_middle/src/infer/mod.rs @@ -4,6 +4,7 @@ pub mod unify_key; use crate::ty::Region; use crate::ty::{OpaqueTypeKey, Ty}; use rustc_data_structures::sync::Lrc; +use rustc_macros::{HashStable, TypeFoldable, TypeVisitable}; use rustc_span::Span; /// Requires that `region` must be equal to one of the regions in `choice_regions`. |