Add a couple of clarifying comments.
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@ -20,8 +20,8 @@ mod tests;
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// The proc macro code for this is in `compiler/rustc_macros/src/symbols.rs`.
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symbols! {
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// After modifying this list adjust `is_special`, `is_used_keyword`/`is_unused_keyword`,
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// this should be rarely necessary though if the keywords are kept in alphabetic order.
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// If you modify this list, adjust `is_special` and `is_used_keyword`/`is_unused_keyword`.
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// But this should rarely be necessary if the keywords are kept in alphabetic order.
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Keywords {
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// Special reserved identifiers used internally for elided lifetimes,
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// unnamed method parameters, crate root module, error recovery etc.
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@ -893,7 +893,7 @@ symbols! {
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inline_const_pat,
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inout,
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instruction_set,
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integer_: "integer",
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integer_: "integer", // underscore to avoid clashing with the function `sym::integer` below
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integral,
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into_future,
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into_iter,
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