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Clarify a comment.

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This commit is contained in:
Nicholas Nethercote 2024-08-21 15:32:57 +10:00
parent 6b678c57b6
commit deab741ab4
1 changed files with 5 additions and 3 deletions
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8
compiler/rustc_parse/src/parser/attr_wrapper.rs
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@ -510,9 +510,11 @@ fn make_attr_token_stream(
}
/// Tokens are needed if:
/// - any non-single-segment attributes (other than doc comments) are present; or
/// - any `cfg_attr` attributes are present;
/// - any single-segment, non-builtin attributes are present.
/// - any non-single-segment attributes (other than doc comments) are present,
/// e.g. `rustfmt::skip`; or
/// - any `cfg_attr` attributes are present; or
/// - any single-segment, non-builtin attributes are present, e.g. `derive`,
/// `test`, `global_allocator`.
fn needs_tokens(attrs: &[ast::Attribute]) -> bool {
attrs.iter().any(|attr| match attr.ident() {
None => !attr.is_doc_comment(),