Merge from rustc

9 files changed, 32 insertions, 69 deletions

diff --git a/src/tools/rustfmt/src/attr.rs b/src/tools/rustfmt/src/attr.rs
index 5c2068b6a22..381c938ae80 100644
--- a/src/tools/rustfmt/src/attr.rs
+++ b/src/tools/rustfmt/src/attr.rs
@@ -90,7 +90,7 @@ fn format_derive(
             let item_spans = attr.meta_item_list().map(|meta_item_list| {
                 meta_item_list
                     .into_iter()
-                    .map(|nested_meta_item| nested_meta_item.span())
+                    .map(|meta_item_inner| meta_item_inner.span())
             })?;
 
             let items = itemize_list(
@@ -243,17 +243,15 @@ fn rewrite_initial_doc_comments(
     Ok((0, None))
 }
 
-impl Rewrite for ast::NestedMetaItem {
+impl Rewrite for ast::MetaItemInner {
     fn rewrite(&self, context: &RewriteContext<'_>, shape: Shape) -> Option<String> {
         self.rewrite_result(context, shape).ok()
     }
 
     fn rewrite_result(&self, context: &RewriteContext<'_>, shape: Shape) -> RewriteResult {
         match self {
-            ast::NestedMetaItem::MetaItem(ref meta_item) => {
-                meta_item.rewrite_result(context, shape)
-            }
-            ast::NestedMetaItem::Lit(ref l) => {
+            ast::MetaItemInner::MetaItem(ref meta_item) => meta_item.rewrite_result(context, shape),
+            ast::MetaItemInner::Lit(ref l) => {
                 rewrite_literal(context, l.as_token_lit(), l.span, shape)
             }
         }
@@ -535,10 +533,10 @@ pub(crate) trait MetaVisitor<'ast> {
     fn visit_meta_list(
         &mut self,
         _meta_item: &'ast ast::MetaItem,
-        list: &'ast [ast::NestedMetaItem],
+        list: &'ast [ast::MetaItemInner],
     ) {
         for nm in list {
-            self.visit_nested_meta_item(nm);
+            self.visit_meta_item_inner(nm);
         }
     }
 
@@ -551,10 +549,10 @@ pub(crate) trait MetaVisitor<'ast> {
     ) {
     }
 
-    fn visit_nested_meta_item(&mut self, nm: &'ast ast::NestedMetaItem) {
+    fn visit_meta_item_inner(&mut self, nm: &'ast ast::MetaItemInner) {
         match nm {
-            ast::NestedMetaItem::MetaItem(ref meta_item) => self.visit_meta_item(meta_item),
-            ast::NestedMetaItem::Lit(ref lit) => self.visit_meta_item_lit(lit),
+            ast::MetaItemInner::MetaItem(ref meta_item) => self.visit_meta_item(meta_item),
+            ast::MetaItemInner::Lit(ref lit) => self.visit_meta_item_lit(lit),
         }
     }
 
diff --git a/src/tools/rustfmt/src/overflow.rs b/src/tools/rustfmt/src/overflow.rs
index fdc8e23e72b..728adff2c7d 100644
--- a/src/tools/rustfmt/src/overflow.rs
+++ b/src/tools/rustfmt/src/overflow.rs
@@ -78,7 +78,7 @@ pub(crate) enum OverflowableItem<'a> {
     Expr(&'a ast::Expr),
     GenericParam(&'a ast::GenericParam),
     MacroArg(&'a MacroArg),
-    NestedMetaItem(&'a ast::NestedMetaItem),
+    MetaItemInner(&'a ast::MetaItemInner),
     SegmentParam(&'a SegmentParam<'a>),
     FieldDef(&'a ast::FieldDef),
     TuplePatField(&'a TuplePatField<'a>),
@@ -123,7 +123,7 @@ impl<'a> OverflowableItem<'a> {
             OverflowableItem::Expr(expr) => f(*expr),
             OverflowableItem::GenericParam(gp) => f(*gp),
             OverflowableItem::MacroArg(macro_arg) => f(*macro_arg),
-            OverflowableItem::NestedMetaItem(nmi) => f(*nmi),
+            OverflowableItem::MetaItemInner(nmi) => f(*nmi),
             OverflowableItem::SegmentParam(sp) => f(*sp),
             OverflowableItem::FieldDef(sf) => f(*sf),
             OverflowableItem::TuplePatField(pat) => f(*pat),
@@ -138,9 +138,9 @@ impl<'a> OverflowableItem<'a> {
             OverflowableItem::Expr(expr) => is_simple_expr(expr),
             OverflowableItem::MacroArg(MacroArg::Keyword(..)) => true,
             OverflowableItem::MacroArg(MacroArg::Expr(expr)) => is_simple_expr(expr),
-            OverflowableItem::NestedMetaItem(nested_meta_item) => match nested_meta_item {
-                ast::NestedMetaItem::Lit(..) => true,
-                ast::NestedMetaItem::MetaItem(ref meta_item) => {
+            OverflowableItem::MetaItemInner(meta_item_inner) => match meta_item_inner {
+                ast::MetaItemInner::Lit(..) => true,
+                ast::MetaItemInner::MetaItem(ref meta_item) => {
                     matches!(meta_item.kind, ast::MetaItemKind::Word)
                 }
             },
@@ -184,12 +184,10 @@ impl<'a> OverflowableItem<'a> {
                 MacroArg::Item(..) => len == 1,
                 MacroArg::Keyword(..) => false,
             },
-            OverflowableItem::NestedMetaItem(nested_meta_item) if len == 1 => {
-                match nested_meta_item {
-                    ast::NestedMetaItem::Lit(..) => false,
-                    ast::NestedMetaItem::MetaItem(..) => true,
-                }
-            }
+            OverflowableItem::MetaItemInner(meta_item_inner) if len == 1 => match meta_item_inner {
+                ast::MetaItemInner::Lit(..) => false,
+                ast::MetaItemInner::MetaItem(..) => true,
+            },
             OverflowableItem::SegmentParam(SegmentParam::Type(ty)) => {
                 can_be_overflowed_type(context, ty, len)
             }
@@ -202,7 +200,7 @@ impl<'a> OverflowableItem<'a> {
     fn special_cases(&self, config: &Config) -> impl Iterator<Item = &(&'static str, usize)> {
         let base_cases = match self {
             OverflowableItem::MacroArg(..) => SPECIAL_CASE_MACROS,
-            OverflowableItem::NestedMetaItem(..) => SPECIAL_CASE_ATTR,
+            OverflowableItem::MetaItemInner(..) => SPECIAL_CASE_ATTR,
             _ => &[],
         };
         let additional_cases = match self {
@@ -261,7 +259,7 @@ macro_rules! impl_into_overflowable_item_for_rustfmt_types {
 impl_into_overflowable_item_for_ast_node!(
     Expr,
     GenericParam,
-    NestedMetaItem,
+    MetaItemInner,
     FieldDef,
     Ty,
     Pat,
diff --git a/src/tools/rustfmt/src/parse/macros/asm.rs b/src/tools/rustfmt/src/parse/macros/asm.rs
index 5ee083da539..58c8d21bd7a 100644
--- a/src/tools/rustfmt/src/parse/macros/asm.rs
+++ b/src/tools/rustfmt/src/parse/macros/asm.rs
@@ -7,5 +7,5 @@ use crate::rewrite::RewriteContext;
 pub(crate) fn parse_asm(context: &RewriteContext<'_>, mac: &ast::MacCall) -> Option<AsmArgs> {
     let ts = mac.args.tokens.clone();
     let mut parser = super::build_parser(context, ts);
-    parse_asm_args(&mut parser, mac.span(), false).ok()
+    parse_asm_args(&mut parser, mac.span(), ast::AsmMacro::Asm).ok()
 }
diff --git a/src/tools/rustfmt/src/parse/session.rs b/src/tools/rustfmt/src/parse/session.rs
index 9f27a05939e..54ad56ed3f3 100644
--- a/src/tools/rustfmt/src/parse/session.rs
+++ b/src/tools/rustfmt/src/parse/session.rs
@@ -46,7 +46,7 @@ impl SilentOnIgnoredFilesEmitter {
 }
 
 impl Translate for SilentOnIgnoredFilesEmitter {
-    fn fluent_bundle(&self) -> Option<&Lrc<rustc_errors::FluentBundle>> {
+    fn fluent_bundle(&self) -> Option<&rustc_errors::FluentBundle> {
         self.emitter.fluent_bundle()
     }
 
@@ -56,7 +56,7 @@ impl Translate for SilentOnIgnoredFilesEmitter {
 }
 
 impl Emitter for SilentOnIgnoredFilesEmitter {
-    fn source_map(&self) -> Option<&Lrc<SourceMap>> {
+    fn source_map(&self) -> Option<&SourceMap> {
         None
     }
 
@@ -344,7 +344,7 @@ mod tests {
         }
 
         impl Translate for TestEmitter {
-            fn fluent_bundle(&self) -> Option<&Lrc<rustc_errors::FluentBundle>> {
+            fn fluent_bundle(&self) -> Option<&rustc_errors::FluentBundle> {
                 None
             }
 
@@ -354,7 +354,7 @@ mod tests {
         }
 
         impl Emitter for TestEmitter {
-            fn source_map(&self) -> Option<&Lrc<SourceMap>> {
+            fn source_map(&self) -> Option<&SourceMap> {
                 None
             }
 
diff --git a/src/tools/rustfmt/src/skip.rs b/src/tools/rustfmt/src/skip.rs
index d733f7068fd..cd3860d3d7f 100644
--- a/src/tools/rustfmt/src/skip.rs
+++ b/src/tools/rustfmt/src/skip.rs
@@ -116,8 +116,8 @@ fn get_skip_names(kind: &str, attrs: &[ast::Attribute]) -> Vec<String> {
         }
 
         if let Some(list) = attr.meta_item_list() {
-            for nested_meta_item in list {
-                if let Some(name) = nested_meta_item.ident() {
+            for meta_item_inner in list {
+                if let Some(name) = meta_item_inner.ident() {
                     skip_names.push(name.to_string());
                 }
             }
diff --git a/src/tools/rustfmt/src/spanned.rs b/src/tools/rustfmt/src/spanned.rs
index b4424e476ee..555a9240798 100644
--- a/src/tools/rustfmt/src/spanned.rs
+++ b/src/tools/rustfmt/src/spanned.rs
@@ -199,7 +199,7 @@ impl Spanned for MacroArg {
     }
 }
 
-impl Spanned for ast::NestedMetaItem {
+impl Spanned for ast::MetaItemInner {
     fn span(&self) -> Span {
         self.span()
     }
diff --git a/src/tools/rustfmt/src/types.rs b/src/tools/rustfmt/src/types.rs
index 07b483b2b37..f75c4f0fad7 100644
--- a/src/tools/rustfmt/src/types.rs
+++ b/src/tools/rustfmt/src/types.rs
@@ -951,8 +951,6 @@ impl Rewrite for ast::Ty {
             ast::TyKind::Tup(ref items) => {
                 rewrite_tuple(context, items.iter(), self.span, shape, items.len() == 1)
             }
-            ast::TyKind::AnonStruct(..) => Ok(context.snippet(self.span).to_owned()),
-            ast::TyKind::AnonUnion(..) => Ok(context.snippet(self.span).to_owned()),
             ast::TyKind::Path(ref q_self, ref path) => {
                 rewrite_path(context, PathContext::Type, q_self, path, shape)
             }
diff --git a/src/tools/rustfmt/src/utils.rs b/src/tools/rustfmt/src/utils.rs
index d1cfc6acc49..0ca34a79491 100644
--- a/src/tools/rustfmt/src/utils.rs
+++ b/src/tools/rustfmt/src/utils.rs
@@ -1,7 +1,7 @@
 use std::borrow::Cow;
 
 use rustc_ast::ast::{
-    self, Attribute, MetaItem, MetaItemKind, NestedMetaItem, NodeId, Path, Visibility,
+    self, Attribute, MetaItem, MetaItemInner, MetaItemKind, NodeId, Path, Visibility,
     VisibilityKind,
 };
 use rustc_ast::ptr;
@@ -257,10 +257,10 @@ fn is_skip(meta_item: &MetaItem) -> bool {
 }
 
 #[inline]
-fn is_skip_nested(meta_item: &NestedMetaItem) -> bool {
+fn is_skip_nested(meta_item: &MetaItemInner) -> bool {
     match meta_item {
-        NestedMetaItem::MetaItem(ref mi) => is_skip(mi),
-        NestedMetaItem::Lit(_) => false,
+        MetaItemInner::MetaItem(ref mi) => is_skip(mi),
+        MetaItemInner::Lit(_) => false,
     }
 }
 
diff --git a/src/tools/rustfmt/tests/target/anonymous-types.rs b/src/tools/rustfmt/tests/target/anonymous-types.rs
deleted file mode 100644
index e8c2d83878c..00000000000
--- a/src/tools/rustfmt/tests/target/anonymous-types.rs
+++ /dev/null
@@ -1,31 +0,0 @@
-// Test for issue 85480
-// Pretty print anonymous struct and union types
-
-// pp-exact
-// pretty-compare-only
-
-struct Foo {
-    _: union  {
-        _: struct  {
-            a: u8,
-            b: u16,
-        },
-        c: u32,
-    },
-    d: u64,
-    e: f32,
-}
-
-// Test for https://github.com/rust-lang/rust/issues/117942
-struct Foo {
-    _: union  {
-        #[rustfmt::skip]
-    f: String,
-    },
-    #[rustfmt::skip]
-    _: struct {
-    g: i32,
-    },
-}
-
-fn main() {}