X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc_hir_typeck%2Fsrc%2Fcoercion.rs;h=f0b349f0c98dd667f349083ab9555df2aa758589;hb=4fdc3eb1761ee50961e4da67b7ccda9d971f5f20;hp=b2d9d70fbd2acb4608f5dd878adb04aa0db22ca1;hpb=3dfb6ca8e26f6bb9232a4c6a7afef90f4abf54dd;p=rust.git

diff --git a/compiler/rustc_hir_typeck/src/coercion.rs b/compiler/rustc_hir_typeck/src/coercion.rs
index b2d9d70fbd2..f0b349f0c98 100644
--- a/compiler/rustc_hir_typeck/src/coercion.rs
+++ b/compiler/rustc_hir_typeck/src/coercion.rs
@@ -62,7 +62,9 @@
 use rustc_target::spec::abi::Abi;
 use rustc_trait_selection::infer::InferCtxtExt as _;
 use rustc_trait_selection::traits::error_reporting::TypeErrCtxtExt as _;
-use rustc_trait_selection::traits::{self, ObligationCause, ObligationCauseCode, ObligationCtxt};
+use rustc_trait_selection::traits::{
+    self, NormalizeExt, ObligationCause, ObligationCauseCode, ObligationCtxt,
+};
 
 use smallvec::{smallvec, SmallVec};
 use std::ops::Deref;
@@ -832,7 +834,7 @@ fn coerce_from_fn_item(&self, a: Ty<'tcx>, b: Ty<'tcx>) -> CoerceResult<'tcx> {
 
         let b = self.shallow_resolve(b);
         let InferOk { value: b, mut obligations } =
-            self.normalize_associated_types_in_as_infer_ok(self.cause.span, b);
+            self.at(&self.cause, self.param_env).normalize(b);
         debug!("coerce_from_fn_item(a={:?}, b={:?})", a, b);
 
         match b.kind() {
@@ -854,7 +856,7 @@ fn coerce_from_fn_item(&self, a: Ty<'tcx>, b: Ty<'tcx>) -> CoerceResult<'tcx> {
                 }
 
                 let InferOk { value: a_sig, obligations: o1 } =
-                    self.normalize_associated_types_in_as_infer_ok(self.cause.span, a_sig);
+                    self.at(&self.cause, self.param_env).normalize(a_sig);
                 obligations.extend(o1);
 
                 let a_fn_pointer = self.tcx.mk_fn_ptr(a_sig);
@@ -1141,8 +1143,7 @@ fn try_find_coercion_lub<E>(
                 return Err(TypeError::IntrinsicCast);
             }
             // The signature must match.
-            let a_sig = self.normalize_associated_types_in(new.span, a_sig);
-            let b_sig = self.normalize_associated_types_in(new.span, b_sig);
+            let (a_sig, b_sig) = self.normalize(new.span, (a_sig, b_sig));
             let sig = self
                 .at(cause, self.param_env)
                 .trace(prev_ty, new_ty)