diff options
Diffstat (limited to 'compiler/rustc_infer/src/traits/engine.rs')
| -rw-r--r-- | compiler/rustc_infer/src/traits/engine.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/compiler/rustc_infer/src/traits/engine.rs b/compiler/rustc_infer/src/traits/engine.rs index 42333dc29bc..a12f7dc759c 100644 --- a/compiler/rustc_infer/src/traits/engine.rs +++ b/compiler/rustc_infer/src/traits/engine.rs @@ -1,5 +1,6 @@ use crate::infer::InferCtxt; use crate::traits::Obligation; +use rustc_data_structures::fx::FxHashMap; use rustc_hir as hir; use rustc_hir::def_id::DefId; use rustc_middle::ty::{self, ToPredicate, Ty, WithConstness}; @@ -73,6 +74,8 @@ pub trait TraitEngine<'tcx>: 'tcx { } fn pending_obligations(&self) -> Vec<PredicateObligation<'tcx>>; + + fn relationships(&mut self) -> &mut FxHashMap<ty::TyVid, ty::FoundRelationships>; } pub trait TraitEngineExt<'tcx> { |