Auto merge of #144556 - matthiaskrgr:rollup-aayo3h5, r=matthiaskrgr

Rollup of 6 pull requests

Successful merges:

 - rust-lang/rust#143607 (Port the proc macro attributes to the new attribute parsing infrastructure)
 - rust-lang/rust#144471 (Remove `compiler-builtins-{no-asm,mangled-names}`)
 - rust-lang/rust#144495 (bump cargo_metadata)
 - rust-lang/rust#144523 (rustdoc: save target modifiers)
 - rust-lang/rust#144534 (check_static_item: explain should_check_for_sync choices)
 - rust-lang/rust#144535 (miri: for ABI mismatch errors, say which argument is the problem)

Failed merges:

 - rust-lang/rust#144536 (miri subtree update)

r? `@ghost`
`@rustbot` modify labels: rollup

1 files changed, 0 insertions, 66 deletions

diff --git a/compiler/rustc_expand/src/errors.rs b/compiler/rustc_expand/src/errors.rs
index 3ac5d213053..fd1391a554a 100644
--- a/compiler/rustc_expand/src/errors.rs
+++ b/compiler/rustc_expand/src/errors.rs
@@ -79,72 +79,6 @@ pub(crate) struct MacroBodyStability {
 }
 
 #[derive(Diagnostic)]
-#[diag(expand_attr_no_arguments)]
-pub(crate) struct AttrNoArguments {
-    #[primary_span]
-    pub span: Span,
-}
-
-#[derive(Diagnostic)]
-#[diag(expand_not_a_meta_item)]
-pub(crate) struct NotAMetaItem {
-    #[primary_span]
-    pub span: Span,
-}
-
-#[derive(Diagnostic)]
-#[diag(expand_only_one_word)]
-pub(crate) struct OnlyOneWord {
-    #[primary_span]
-    pub span: Span,
-}
-
-#[derive(Diagnostic)]
-#[diag(expand_cannot_be_name_of_macro)]
-pub(crate) struct CannotBeNameOfMacro<'a> {
-    #[primary_span]
-    pub span: Span,
-    pub trait_ident: Ident,
-    pub macro_type: &'a str,
-}
-
-#[derive(Diagnostic)]
-#[diag(expand_arg_not_attributes)]
-pub(crate) struct ArgumentNotAttributes {
-    #[primary_span]
-    pub span: Span,
-}
-
-#[derive(Diagnostic)]
-#[diag(expand_attributes_wrong_form)]
-pub(crate) struct AttributesWrongForm {
-    #[primary_span]
-    pub span: Span,
-}
-
-#[derive(Diagnostic)]
-#[diag(expand_attribute_meta_item)]
-pub(crate) struct AttributeMetaItem {
-    #[primary_span]
-    pub span: Span,
-}
-
-#[derive(Diagnostic)]
-#[diag(expand_attribute_single_word)]
-pub(crate) struct AttributeSingleWord {
-    #[primary_span]
-    pub span: Span,
-}
-
-#[derive(Diagnostic)]
-#[diag(expand_helper_attribute_name_invalid)]
-pub(crate) struct HelperAttributeNameInvalid {
-    #[primary_span]
-    pub span: Span,
-    pub name: Ident,
-}
-
-#[derive(Diagnostic)]
 #[diag(expand_feature_removed, code = E0557)]
 #[note]
 pub(crate) struct FeatureRemoved<'a> {