TypingMode 🤔

compiler/rustc_trait_selection/src/traits/auto_trait.rs

@@ -10,6 +10,7 @@ use rustc_infer::infer::DefineOpaqueTypes;
 use rustc_middle::mir::interpret::ErrorHandled;
 use rustc_middle::ty::{Region, RegionVid};
 use tracing::debug;
+use ty::TypingMode;
 
 use super::*;
 use crate::errors::UnableToConstructConstantValue;
@@ -79,7 +80,7 @@ impl<'tcx> AutoTraitFinder<'tcx> {
 
         let trait_ref = ty::TraitRef::new(tcx, trait_did, [ty]);
 
-        let infcx = tcx.infer_ctxt().build();
+        let infcx = tcx.infer_ctxt().build(TypingMode::non_body_analysis());
         let mut selcx = SelectionContext::new(&infcx);
         for polarity in [ty::PredicatePolarity::Positive, ty::PredicatePolarity::Negative] {
             let result = selcx.select(&Obligation::new(
@@ -99,7 +100,7 @@ impl<'tcx> AutoTraitFinder<'tcx> {
             }
         }
 
-        let infcx = tcx.infer_ctxt().build();
+        let infcx = tcx.infer_ctxt().build(TypingMode::non_body_analysis());
         let mut fresh_preds = FxIndexSet::default();
 
         // Due to the way projections are handled by SelectionContext, we need to run