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-rw-r--r--compiler/rustc_hir/src/hir.rs32
-rw-r--r--compiler/rustc_hir_pretty/src/lib.rs1
-rw-r--r--compiler/rustc_middle/src/hir/map/mod.rs13
-rw-r--r--compiler/rustc_passes/src/reachable.rs3
4 files changed, 6 insertions, 43 deletions
diff --git a/compiler/rustc_hir/src/hir.rs b/compiler/rustc_hir/src/hir.rs
index a166337c0df..a9bd83a67c9 100644
--- a/compiler/rustc_hir/src/hir.rs
+++ b/compiler/rustc_hir/src/hir.rs
@@ -740,7 +740,7 @@ impl Crate<'_> {
                 OwnerNode::ForeignItem(item) => visitor.visit_foreign_item(item),
                 OwnerNode::ImplItem(item) => visitor.visit_impl_item(item),
                 OwnerNode::TraitItem(item) => visitor.visit_trait_item(item),
-                OwnerNode::MacroDef(_) | OwnerNode::Crate(_) => {}
+                OwnerNode::Crate(_) => {}
             }
         }
     }
@@ -755,7 +755,7 @@ impl Crate<'_> {
             Some(OwnerNode::ForeignItem(item)) => visitor.visit_foreign_item(item),
             Some(OwnerNode::ImplItem(item)) => visitor.visit_impl_item(item),
             Some(OwnerNode::TraitItem(item)) => visitor.visit_trait_item(item),
-            Some(OwnerNode::MacroDef(_)) | Some(OwnerNode::Crate(_)) | None => {}
+            Some(OwnerNode::Crate(_)) | None => {}
         })
     }
 
@@ -2970,7 +2970,6 @@ pub enum OwnerNode<'hir> {
     ForeignItem(&'hir ForeignItem<'hir>),
     TraitItem(&'hir TraitItem<'hir>),
     ImplItem(&'hir ImplItem<'hir>),
-    MacroDef(&'hir MacroDef<'hir>),
     Crate(&'hir Mod<'hir>),
 }
 
@@ -2980,8 +2979,7 @@ impl<'hir> OwnerNode<'hir> {
             OwnerNode::Item(Item { ident, .. })
             | OwnerNode::ForeignItem(ForeignItem { ident, .. })
             | OwnerNode::ImplItem(ImplItem { ident, .. })
-            | OwnerNode::TraitItem(TraitItem { ident, .. })
-            | OwnerNode::MacroDef(MacroDef { ident, .. }) => Some(*ident),
+            | OwnerNode::TraitItem(TraitItem { ident, .. }) => Some(*ident),
             OwnerNode::Crate(..) => None,
         }
     }
@@ -2992,7 +2990,6 @@ impl<'hir> OwnerNode<'hir> {
             | OwnerNode::ForeignItem(ForeignItem { span, .. })
             | OwnerNode::ImplItem(ImplItem { span, .. })
             | OwnerNode::TraitItem(TraitItem { span, .. })
-            | OwnerNode::MacroDef(MacroDef { span, .. })
             | OwnerNode::Crate(Mod { inner: span, .. }) => *span,
         }
     }
@@ -3036,8 +3033,7 @@ impl<'hir> OwnerNode<'hir> {
             OwnerNode::Item(Item { def_id, .. })
             | OwnerNode::TraitItem(TraitItem { def_id, .. })
             | OwnerNode::ImplItem(ImplItem { def_id, .. })
-            | OwnerNode::ForeignItem(ForeignItem { def_id, .. })
-            | OwnerNode::MacroDef(MacroDef { def_id, .. }) => *def_id,
+            | OwnerNode::ForeignItem(ForeignItem { def_id, .. }) => *def_id,
             OwnerNode::Crate(..) => crate::CRATE_HIR_ID.owner,
         }
     }
@@ -3069,13 +3065,6 @@ impl<'hir> OwnerNode<'hir> {
             _ => panic!(),
         }
     }
-
-    pub fn expect_macro_def(self) -> &'hir MacroDef<'hir> {
-        match self {
-            OwnerNode::MacroDef(n) => n,
-            _ => panic!(),
-        }
-    }
 }
 
 impl<'hir> Into<OwnerNode<'hir>> for &'hir Item<'hir> {
@@ -3102,12 +3091,6 @@ impl<'hir> Into<OwnerNode<'hir>> for &'hir TraitItem<'hir> {
     }
 }
 
-impl<'hir> Into<OwnerNode<'hir>> for &'hir MacroDef<'hir> {
-    fn into(self) -> OwnerNode<'hir> {
-        OwnerNode::MacroDef(self)
-    }
-}
-
 impl<'hir> Into<Node<'hir>> for OwnerNode<'hir> {
     fn into(self) -> Node<'hir> {
         match self {
@@ -3115,7 +3098,6 @@ impl<'hir> Into<Node<'hir>> for OwnerNode<'hir> {
             OwnerNode::ForeignItem(n) => Node::ForeignItem(n),
             OwnerNode::ImplItem(n) => Node::ImplItem(n),
             OwnerNode::TraitItem(n) => Node::TraitItem(n),
-            OwnerNode::MacroDef(n) => Node::MacroDef(n),
             OwnerNode::Crate(n) => Node::Crate(n),
         }
     }
@@ -3141,7 +3123,6 @@ pub enum Node<'hir> {
     Arm(&'hir Arm<'hir>),
     Block(&'hir Block<'hir>),
     Local(&'hir Local<'hir>),
-    MacroDef(&'hir MacroDef<'hir>),
 
     /// `Ctor` refers to the constructor of an enum variant or struct. Only tuple or unit variants
     /// with synthesized constructors.
@@ -3178,7 +3159,6 @@ impl<'hir> Node<'hir> {
             | Node::ForeignItem(ForeignItem { ident, .. })
             | Node::Field(FieldDef { ident, .. })
             | Node::Variant(Variant { ident, .. })
-            | Node::MacroDef(MacroDef { ident, .. })
             | Node::Item(Item { ident, .. })
             | Node::PathSegment(PathSegment { ident, .. }) => Some(*ident),
             Node::Lifetime(lt) => Some(lt.name.ident()),
@@ -3239,8 +3219,7 @@ impl<'hir> Node<'hir> {
             Node::Item(Item { def_id, .. })
             | Node::TraitItem(TraitItem { def_id, .. })
             | Node::ImplItem(ImplItem { def_id, .. })
-            | Node::ForeignItem(ForeignItem { def_id, .. })
-            | Node::MacroDef(MacroDef { def_id, .. }) => Some(HirId::make_owner(*def_id)),
+            | Node::ForeignItem(ForeignItem { def_id, .. }) => Some(HirId::make_owner(*def_id)),
             Node::Field(FieldDef { hir_id, .. })
             | Node::AnonConst(AnonConst { hir_id, .. })
             | Node::Expr(Expr { hir_id, .. })
@@ -3300,7 +3279,6 @@ impl<'hir> Node<'hir> {
             Node::ForeignItem(i) => Some(OwnerNode::ForeignItem(i)),
             Node::TraitItem(i) => Some(OwnerNode::TraitItem(i)),
             Node::ImplItem(i) => Some(OwnerNode::ImplItem(i)),
-            Node::MacroDef(i) => Some(OwnerNode::MacroDef(i)),
             Node::Crate(i) => Some(OwnerNode::Crate(i)),
             _ => None,
         }
diff --git a/compiler/rustc_hir_pretty/src/lib.rs b/compiler/rustc_hir_pretty/src/lib.rs
index 89e7f8c1de6..42e51f4bb48 100644
--- a/compiler/rustc_hir_pretty/src/lib.rs
+++ b/compiler/rustc_hir_pretty/src/lib.rs
@@ -120,7 +120,6 @@ impl<'a> State<'a> {
             // printing.
             Node::Ctor(..) => panic!("cannot print isolated Ctor"),
             Node::Local(a) => self.print_local_decl(&a),
-            Node::MacroDef(_) => panic!("cannot print MacroDef"),
             Node::Crate(..) => panic!("cannot print Crate"),
         }
     }
diff --git a/compiler/rustc_middle/src/hir/map/mod.rs b/compiler/rustc_middle/src/hir/map/mod.rs
index 82c2f32b824..62d0374fb52 100644
--- a/compiler/rustc_middle/src/hir/map/mod.rs
+++ b/compiler/rustc_middle/src/hir/map/mod.rs
@@ -266,7 +266,6 @@ impl<'hir> Map<'hir> {
                 ExprKind::Closure(.., Some(_)) => DefKind::Generator,
                 _ => bug!("def_kind: unsupported node: {}", self.node_to_string(hir_id)),
             },
-            Node::MacroDef(_) => DefKind::Macro(MacroKind::Bang),
             Node::GenericParam(param) => match param.kind {
                 GenericParamKind::Lifetime { .. } => DefKind::LifetimeParam,
                 GenericParamKind::Type { .. } => DefKind::TyParam,
@@ -636,8 +635,6 @@ impl<'hir> Map<'hir> {
     /// in a module, trait, or impl.
     pub fn get_parent_item(&self, hir_id: HirId) -> HirId {
         if let Some((hir_id, _node)) = self.parent_owner_iter(hir_id).next() {
-            // A MacroDef does not have children.
-            debug_assert!(!matches!(_node, OwnerNode::MacroDef(_)));
             hir_id
         } else {
             CRATE_HIR_ID
@@ -765,13 +762,6 @@ impl<'hir> Map<'hir> {
         }
     }
 
-    pub fn expect_macro_def(&self, id: HirId) -> &'hir MacroDef<'hir> {
-        match self.tcx.hir_owner(id.expect_owner()) {
-            Some(Owner { node: OwnerNode::MacroDef(macro_def) }) => macro_def,
-            _ => bug!("expected macro def, found {}", self.node_to_string(id)),
-        }
-    }
-
     pub fn expect_expr(&self, id: HirId) -> &'hir Expr<'hir> {
         match self.find(id) {
             Some(Node::Expr(expr)) => expr,
@@ -791,7 +781,6 @@ impl<'hir> Map<'hir> {
             Node::GenericParam(param) => param.name.ident().name,
             Node::Binding(&Pat { kind: PatKind::Binding(_, _, l, _), .. }) => l.name,
             Node::Ctor(..) => self.name(self.get_parent_item(id)),
-            Node::MacroDef(md) => md.ident.name,
             _ => return None,
         })
     }
@@ -858,7 +847,6 @@ impl<'hir> Map<'hir> {
             Node::Infer(i) => i.span,
             Node::Visibility(v) => bug!("unexpected Visibility {:?}", v),
             Node::Local(local) => local.span,
-            Node::MacroDef(macro_def) => macro_def.span,
             Node::Crate(item) => item.inner,
         };
         Some(span)
@@ -1109,7 +1097,6 @@ fn hir_id_to_string(map: &Map<'_>, id: HirId) -> String {
         Some(Node::Lifetime(_)) => node_str("lifetime"),
         Some(Node::GenericParam(ref param)) => format!("generic_param {:?}{}", param, id_str),
         Some(Node::Visibility(ref vis)) => format!("visibility {:?}{}", vis, id_str),
-        Some(Node::MacroDef(_)) => format!("macro {}{}", path_str(), id_str),
         Some(Node::Crate(..)) => String::from("root_crate"),
         None => format!("unknown node{}", id_str),
     }
diff --git a/compiler/rustc_passes/src/reachable.rs b/compiler/rustc_passes/src/reachable.rs
index 7d22426609c..23f43233b79 100644
--- a/compiler/rustc_passes/src/reachable.rs
+++ b/compiler/rustc_passes/src/reachable.rs
@@ -310,8 +310,7 @@ impl<'tcx> ReachableContext<'tcx> {
             | Node::Ctor(..)
             | Node::Field(_)
             | Node::Ty(_)
-            | Node::Crate(_)
-            | Node::MacroDef(_) => {}
+            | Node::Crate(_) => {}
             _ => {
                 bug!(
                     "found unexpected node kind in worklist: {} ({:?})",