Add tcx lifetime to Binder

Author: jackh726

compiler/rustc_infer/src/infer/canonical/canonicalizer.rs

@@ -293,7 +293,7 @@ impl<'cx, 'tcx> TypeFolder<'tcx> for Canonicalizer<'cx, 'tcx> {
         self.tcx
     }
 
-    fn fold_binder<T>(&mut self, t: ty::Binder<T>) -> ty::Binder<T>
+    fn fold_binder<T>(&mut self, t: ty::Binder<'tcx, T>) -> ty::Binder<'tcx, T>
     where
         T: TypeFoldable<'tcx>,
     {

compiler/rustc_infer/src/infer/combine.rs

@@ -545,9 +545,9 @@ impl TypeRelation<'tcx> for Generalizer<'_, 'tcx> {
 
     fn binders<T>(
         &mut self,
-        a: ty::Binder<T>,
-        b: ty::Binder<T>,
-    ) -> RelateResult<'tcx, ty::Binder<T>>
+        a: ty::Binder<'tcx, T>,
+        b: ty::Binder<'tcx, T>,
+    ) -> RelateResult<'tcx, ty::Binder<'tcx, T>>
     where
         T: Relate<'tcx>,
     {
@@ -840,9 +840,9 @@ impl TypeRelation<'tcx> for ConstInferUnifier<'_, 'tcx> {
 
     fn binders<T>(
         &mut self,
-        a: ty::Binder<T>,
-        b: ty::Binder<T>,
-    ) -> RelateResult<'tcx, ty::Binder<T>>
+        a: ty::Binder<'tcx, T>,
+        b: ty::Binder<'tcx, T>,
+    ) -> RelateResult<'tcx, ty::Binder<'tcx, T>>
     where
         T: Relate<'tcx>,
     {

compiler/rustc_infer/src/infer/equate.rs

@@ -124,9 +124,9 @@ impl TypeRelation<'tcx> for Equate<'combine, 'infcx, 'tcx> {
 
     fn binders<T>(
         &mut self,
-        a: ty::Binder<T>,
-        b: ty::Binder<T>,
-    ) -> RelateResult<'tcx, ty::Binder<T>>
+        a: ty::Binder<'tcx, T>,
+        b: ty::Binder<'tcx, T>,
+    ) -> RelateResult<'tcx, ty::Binder<'tcx, T>>
     where
         T: Relate<'tcx>,
     {

compiler/rustc_infer/src/infer/error_reporting/mod.rs

@@ -514,7 +514,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
 
             fn print_dyn_existential(
                 self,
-                _predicates: &'tcx ty::List<ty::Binder<ty::ExistentialPredicate<'tcx>>>,
+                _predicates: &'tcx ty::List<ty::Binder<'tcx, ty::ExistentialPredicate<'tcx>>>,
             ) -> Result<Self::DynExistential, Self::Error> {
                 Err(NonTrivialPath)
             }

compiler/rustc_infer/src/infer/glb.rs

@@ -85,9 +85,9 @@ impl TypeRelation<'tcx> for Glb<'combine, 'infcx, 'tcx> {
 
     fn binders<T>(
         &mut self,
-        a: ty::Binder<T>,
-        b: ty::Binder<T>,
-    ) -> RelateResult<'tcx, ty::Binder<T>>
+        a: ty::Binder<'tcx, T>,
+        b: ty::Binder<'tcx, T>,
+    ) -> RelateResult<'tcx, ty::Binder<'tcx, T>>
     where
         T: Relate<'tcx>,
     {

compiler/rustc_infer/src/infer/higher_ranked/mod.rs

@@ -11,10 +11,10 @@ use rustc_middle::ty::{self, Binder, TypeFoldable};
 impl<'a, 'tcx> CombineFields<'a, 'tcx> {
     pub fn higher_ranked_sub<T>(
         &mut self,
-        a: Binder<T>,
-        b: Binder<T>,
+        a: Binder<'tcx, T>,
+        b: Binder<'tcx, T>,
         a_is_expected: bool,
-    ) -> RelateResult<'tcx, Binder<T>>
+    ) -> RelateResult<'tcx, Binder<'tcx, T>>
     where
         T: Relate<'tcx>,
     {
@@ -69,7 +69,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
     /// the [rustc dev guide].
     ///
     /// [rustc dev guide]: https://rustc-dev-guide.rust-lang.org/traits/hrtb.html
-    pub fn replace_bound_vars_with_placeholders<T>(&self, binder: ty::Binder<T>) -> T
+    pub fn replace_bound_vars_with_placeholders<T>(&self, binder: ty::Binder<'tcx, T>) -> T
     where
         T: TypeFoldable<'tcx>,
     {

compiler/rustc_infer/src/infer/lub.rs

@@ -85,9 +85,9 @@ impl TypeRelation<'tcx> for Lub<'combine, 'infcx, 'tcx> {
 
     fn binders<T>(
         &mut self,
-        a: ty::Binder<T>,
-        b: ty::Binder<T>,
-    ) -> RelateResult<'tcx, ty::Binder<T>>
+        a: ty::Binder<'tcx, T>,
+        b: ty::Binder<'tcx, T>,
+    ) -> RelateResult<'tcx, ty::Binder<'tcx, T>>
     where
         T: Relate<'tcx>,
     {

compiler/rustc_infer/src/infer/mod.rs

@@ -1406,7 +1406,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
         &self,
         span: Span,
         lbrct: LateBoundRegionConversionTime,
-        value: ty::Binder<T>,
+        value: ty::Binder<'tcx, T>,
     ) -> (T, BTreeMap<ty::BoundRegion, ty::Region<'tcx>>)
     where
         T: TypeFoldable<'tcx>,

compiler/rustc_infer/src/infer/nll_relate/mod.rs

@@ -157,7 +157,7 @@ where
 
     fn create_scope(
         &mut self,
-        value: ty::Binder<impl Relate<'tcx>>,
+        value: ty::Binder<'tcx, impl Relate<'tcx>>,
         universally_quantified: UniversallyQuantified,
     ) -> BoundRegionScope<'tcx> {
         let mut scope = BoundRegionScope::default();
@@ -608,9 +608,9 @@ where
 
     fn binders<T>(
         &mut self,
-        a: ty::Binder<T>,
-        b: ty::Binder<T>,
-    ) -> RelateResult<'tcx, ty::Binder<T>>
+        a: ty::Binder<'tcx, T>,
+        b: ty::Binder<'tcx, T>,
+    ) -> RelateResult<'tcx, ty::Binder<'tcx, T>>
     where
         T: Relate<'tcx>,
     {
@@ -744,7 +744,7 @@ struct ScopeInstantiator<'me, 'tcx> {
 impl<'me, 'tcx> TypeVisitor<'tcx> for ScopeInstantiator<'me, 'tcx> {
     fn visit_binder<T: TypeFoldable<'tcx>>(
         &mut self,
-        t: &ty::Binder<T>,
+        t: &ty::Binder<'tcx, T>,
     ) -> ControlFlow<Self::BreakTy> {
         self.target_index.shift_in(1);
         t.super_visit_with(self);
@@ -997,9 +997,9 @@ where
 
     fn binders<T>(
         &mut self,
-        a: ty::Binder<T>,
-        _: ty::Binder<T>,
-    ) -> RelateResult<'tcx, ty::Binder<T>>
+        a: ty::Binder<'tcx, T>,
+        _: ty::Binder<'tcx, T>,
+    ) -> RelateResult<'tcx, ty::Binder<'tcx, T>>
     where
         T: Relate<'tcx>,
     {

compiler/rustc_infer/src/infer/sub.rs

@@ -162,9 +162,9 @@ impl TypeRelation<'tcx> for Sub<'combine, 'infcx, 'tcx> {
 
     fn binders<T>(
         &mut self,
-        a: ty::Binder<T>,
-        b: ty::Binder<T>,
-    ) -> RelateResult<'tcx, ty::Binder<T>>
+        a: ty::Binder<'tcx, T>,
+        b: ty::Binder<'tcx, T>,
+    ) -> RelateResult<'tcx, ty::Binder<'tcx, T>>
     where
         T: Relate<'tcx>,
     {