1 files changed, 10 insertions, 10 deletions

diff --git a/compiler/rustc_symbol_mangling/src/v0.rs b/compiler/rustc_symbol_mangling/src/v0.rs
index ecfe6861e..2cca480f2 100644
--- a/compiler/rustc_symbol_mangling/src/v0.rs
+++ b/compiler/rustc_symbol_mangling/src/v0.rs
@@ -218,7 +218,7 @@ impl<'tcx> SymbolMangler<'tcx> {
         let lifetimes = regions
             .into_iter()
             .map(|br| match br {
-                ty::BrAnon(i) => i,
+                ty::BrAnon(i, _) => i,
                 _ => bug!("symbol_names: non-anonymized region `{:?}` in `{:?}`", br, value),
             })
             .max()
@@ -335,7 +335,7 @@ impl<'tcx> Printer<'tcx> for &mut SymbolMangler<'tcx> {
 
             // Late-bound lifetimes use indices starting at 1,
             // see `BinderLevel` for more details.
-            ty::ReLateBound(debruijn, ty::BoundRegion { kind: ty::BrAnon(i), .. }) => {
+            ty::ReLateBound(debruijn, ty::BoundRegion { kind: ty::BrAnon(i, _), .. }) => {
                 let binder = &self.binders[self.binders.len() - 1 - debruijn.index()];
                 let depth = binder.lifetime_depths.start + i;
 
@@ -502,7 +502,7 @@ impl<'tcx> Printer<'tcx> for &mut SymbolMangler<'tcx> {
 
     fn print_dyn_existential(
         mut self,
-        predicates: &'tcx ty::List<ty::Binder<'tcx, ty::ExistentialPredicate<'tcx>>>,
+        predicates: &'tcx ty::List<ty::PolyExistentialPredicate<'tcx>>,
     ) -> Result<Self::DynExistential, Self::Error> {
         // Okay, so this is a bit tricky. Imagine we have a trait object like
         // `dyn for<'a> Foo<'a, Bar = &'a ()>`. When we mangle this, the
@@ -575,6 +575,7 @@ impl<'tcx> Printer<'tcx> for &mut SymbolMangler<'tcx> {
             // a path), even for it we still need to encode a placeholder, as
             // the path could refer back to e.g. an `impl` using the constant.
             ty::ConstKind::Unevaluated(_)
+            | ty::ConstKind::Expr(_)
             | ty::ConstKind::Param(_)
             | ty::ConstKind::Infer(_)
             | ty::ConstKind::Bound(..)
@@ -621,7 +622,7 @@ impl<'tcx> Printer<'tcx> for &mut SymbolMangler<'tcx> {
                 });
 
                 match inner_ty.kind() {
-                    ty::Str if *mutbl == hir::Mutability::Not => {
+                    ty::Str if mutbl.is_not() => {
                         match ct.kind() {
                             ty::ConstKind::Value(valtree) => {
                                 let slice =
@@ -654,8 +655,7 @@ impl<'tcx> Printer<'tcx> for &mut SymbolMangler<'tcx> {
                             .builtin_deref(true)
                             .expect("tried to dereference on non-ptr type")
                             .ty;
-                        let dereferenced_const =
-                            self.tcx.mk_const(ty::ConstS { kind: ct.kind(), ty: pointee_ty });
+                        let dereferenced_const = self.tcx.mk_const(ct.kind(), pointee_ty);
                         self = dereferenced_const.print(self)?;
                     }
                 }
@@ -690,15 +690,15 @@ impl<'tcx> Printer<'tcx> for &mut SymbolMangler<'tcx> {
                         self.push("V");
                         self = self.print_def_path(variant_def.def_id, substs)?;
 
-                        match variant_def.ctor_kind {
-                            CtorKind::Const => {
+                        match variant_def.ctor_kind() {
+                            Some(CtorKind::Const) => {
                                 self.push("U");
                             }
-                            CtorKind::Fn => {
+                            Some(CtorKind::Fn) => {
                                 self.push("T");
                                 self = print_field_list(self)?;
                             }
-                            CtorKind::Fictive => {
+                            None => {
                                 self.push("S");
                                 for (field_def, field) in iter::zip(&variant_def.fields, fields) {
                                     // HACK(eddyb) this mimics `path_append`,