Auto merge of #3711 - saethlin:rustup, r=saethlin

Manual Rustup

This bumps us to a rustc commit that doesn't have the chatty `./miri fmt` reported in https://rust-lang.zulipchat.com/#narrow/stream/269128-miri/topic/.22rewriting.20static.22.20printed.20during.20.2E.2Fmiri.20build

2 files changed, 17 insertions, 13 deletions

diff --git a/compiler/rustc_parse/src/parser/tests.rs b/compiler/rustc_parse/src/parser/tests.rs
index 3a4690670af..42392ad2163 100644
--- a/compiler/rustc_parse/src/parser/tests.rs
+++ b/compiler/rustc_parse/src/parser/tests.rs
@@ -322,9 +322,8 @@ error: foo
  --> test.rs:3:3
   |
 3 |      X0 Y0
-  |   ___^__-
-  |  |___|
-  | ||
+  |  ____^  -
+  | | ______|
 4 | ||   X1 Y1
 5 | ||   X2 Y2
   | ||____^__- `Y` is a good letter too
@@ -361,9 +360,8 @@ error: foo
  --> test.rs:3:3
   |
 3 |      X0 Y0
-  |   ___^__-
-  |  |___|
-  | ||
+  |  ____^  -
+  | | ______|
 4 | ||   Y1 X1
   | ||____-__^ `X` is a good letter
   |  |____|
@@ -445,10 +443,9 @@ error: foo
  --> test.rs:3:3
   |
 3 |       X0 Y0 Z0
-  |    ___^__-__-
-  |   |___|__|
-  |  ||___|
-  | |||
+  |  _____^  -  -
+  | | _______|  |
+  | || _________|
 4 | |||   X1 Y1 Z1
 5 | |||   X2 Y2 Z2
   | |||____^__-__- `Z` label
diff --git a/compiler/rustc_parse/src/validate_attr.rs b/compiler/rustc_parse/src/validate_attr.rs
index bcb1131cc19..3d5e6371f4c 100644
--- a/compiler/rustc_parse/src/validate_attr.rs
+++ b/compiler/rustc_parse/src/validate_attr.rs
@@ -4,8 +4,10 @@ use crate::{errors, parse_in};
 
 use rustc_ast::token::Delimiter;
 use rustc_ast::tokenstream::DelimSpan;
-use rustc_ast::MetaItemKind;
-use rustc_ast::{self as ast, AttrArgs, AttrArgsEq, Attribute, DelimArgs, MetaItem, Safety};
+use rustc_ast::{
+    self as ast, AttrArgs, AttrArgsEq, Attribute, DelimArgs, MetaItem, MetaItemKind,
+    NestedMetaItem, Safety,
+};
 use rustc_errors::{Applicability, FatalError, PResult};
 use rustc_feature::{
     AttributeSafety, AttributeTemplate, BuiltinAttribute, Features, BUILTIN_ATTRIBUTE_MAP,
@@ -184,9 +186,13 @@ pub(super) fn check_cfg_attr_bad_delim(psess: &ParseSess, span: DelimSpan, delim
 
 /// Checks that the given meta-item is compatible with this `AttributeTemplate`.
 fn is_attr_template_compatible(template: &AttributeTemplate, meta: &ast::MetaItemKind) -> bool {
+    let is_one_allowed_subword = |items: &[NestedMetaItem]| match items {
+        [item] => item.is_word() && template.one_of.iter().any(|&word| item.has_name(word)),
+        _ => false,
+    };
     match meta {
         MetaItemKind::Word => template.word,
-        MetaItemKind::List(..) => template.list.is_some(),
+        MetaItemKind::List(items) => template.list.is_some() || is_one_allowed_subword(items),
         MetaItemKind::NameValue(lit) if lit.kind.is_str() => template.name_value_str.is_some(),
         MetaItemKind::NameValue(..) => false,
     }
@@ -230,6 +236,7 @@ fn emit_malformed_attribute(
     if let Some(descr) = template.list {
         suggestions.push(format!("#{inner}[{name}({descr})]"));
     }
+    suggestions.extend(template.one_of.iter().map(|&word| format!("#{inner}[{name}({word})]")));
     if let Some(descr) = template.name_value_str {
         suggestions.push(format!("#{inner}[{name} = \"{descr}\"]"));
     }