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path: root/compiler/rustc_middle/src/ty/flags.rs
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-rw-r--r--compiler/rustc_middle/src/ty/flags.rs6
1 files changed, 6 insertions, 0 deletions
diff --git a/compiler/rustc_middle/src/ty/flags.rs b/compiler/rustc_middle/src/ty/flags.rs
index 39899f1d32b..704a197aa49 100644
--- a/compiler/rustc_middle/src/ty/flags.rs
+++ b/compiler/rustc_middle/src/ty/flags.rs
@@ -265,6 +265,12 @@ impl FlagComputation {
             ty::PredicateKind::Clause(ty::ClauseKind::Trait(trait_pred)) => {
                 self.add_args(trait_pred.trait_ref.args);
             }
+            ty::PredicateKind::Clause(ty::ClauseKind::HostEffect(ty::HostEffectPredicate {
+                trait_ref,
+                host: _,
+            })) => {
+                self.add_args(trait_ref.args);
+            }
             ty::PredicateKind::Clause(ty::ClauseKind::RegionOutlives(ty::OutlivesPredicate(
                 a,
                 b,