From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:13 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 compiler/rustc_middle/src/ty/parameterized.rs | 47 +++++++++++++--------------
 1 file changed, 23 insertions(+), 24 deletions(-)

(limited to 'compiler/rustc_middle/src/ty/parameterized.rs')

diff --git a/compiler/rustc_middle/src/ty/parameterized.rs b/compiler/rustc_middle/src/ty/parameterized.rs
index 9e69544d2..24f3d1acf 100644
--- a/compiler/rustc_middle/src/ty/parameterized.rs
+++ b/compiler/rustc_middle/src/ty/parameterized.rs
@@ -1,15 +1,10 @@
 use rustc_data_structures::fx::FxHashMap;
-use rustc_hir::def_id::{DefId, DefIndex};
+use rustc_hir::def_id::DefIndex;
 use rustc_index::vec::{Idx, IndexVec};
 
-use crate::middle::exported_symbols::ExportedSymbol;
-use crate::mir::Body;
-use crate::ty::{
-    self, Clause, Const, FnSig, GeneratorDiagnosticData, GenericPredicates, Predicate, TraitRef, Ty,
-};
+use crate::ty;
 
 pub trait ParameterizedOverTcx: 'static {
-    #[allow(unused_lifetimes)]
     type Value<'tcx>;
 }
 
@@ -37,6 +32,10 @@ impl<T: ParameterizedOverTcx> ParameterizedOverTcx for ty::Binder<'static, T> {
     type Value<'tcx> = ty::Binder<'tcx, T::Value<'tcx>>;
 }
 
+impl<T: ParameterizedOverTcx> ParameterizedOverTcx for ty::EarlyBinder<T> {
+    type Value<'tcx> = ty::EarlyBinder<T::Value<'tcx>>;
+}
+
 #[macro_export]
 macro_rules! trivially_parameterized_over_tcx {
     ($($ty:ty),+ $(,)?) => {
@@ -66,9 +65,10 @@ trivially_parameterized_over_tcx! {
     ty::ImplPolarity,
     ty::ReprOptions,
     ty::TraitDef,
+    ty::UnusedGenericParams,
     ty::Visibility<DefIndex>,
     ty::adjustment::CoerceUnsizedInfo,
-    ty::fast_reject::SimplifiedTypeGen<DefId>,
+    ty::fast_reject::SimplifiedType,
     rustc_ast::Attribute,
     rustc_ast::DelimArgs,
     rustc_attr::ConstStability,
@@ -101,29 +101,28 @@ trivially_parameterized_over_tcx! {
     rustc_type_ir::Variance,
 }
 
-// HACK(compiler-errors): This macro rule can only take an ident,
-// not a path, due to parsing ambiguity reasons. That means we gotta
-// import all of these types above.
+// HACK(compiler-errors): This macro rule can only take a fake path,
+// not a real, due to parsing ambiguity reasons.
 #[macro_export]
 macro_rules! parameterized_over_tcx {
-    ($($ident:ident),+ $(,)?) => {
+    ($($($fake_path:ident)::+),+ $(,)?) => {
         $(
-            impl $crate::ty::ParameterizedOverTcx for $ident<'static> {
-                type Value<'tcx> = $ident<'tcx>;
+            impl $crate::ty::ParameterizedOverTcx for $($fake_path)::+<'static> {
+                type Value<'tcx> = $($fake_path)::+<'tcx>;
             }
         )*
     }
 }
 
 parameterized_over_tcx! {
-    Ty,
-    FnSig,
-    GenericPredicates,
-    TraitRef,
-    Const,
-    Predicate,
-    Clause,
-    GeneratorDiagnosticData,
-    Body,
-    ExportedSymbol,
+    crate::middle::exported_symbols::ExportedSymbol,
+    crate::mir::Body,
+    ty::Ty,
+    ty::FnSig,
+    ty::GenericPredicates,
+    ty::TraitRef,
+    ty::Const,
+    ty::Predicate,
+    ty::Clause,
+    ty::GeneratorDiagnosticData,
 }
-- 
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