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macro_metavar_expr_concat: explain why idents are invalid#155757

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rust-bors[bot] merged 1 commit into

rust-lang:mainrust-lang/rust:mainfrom

mejrs:ident_helpmejrs/rust:ident_helpCopy head branch name to clipboard

Apr 26, 2026

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macro_metavar_expr_concat: explain why idents are invalid#155757
rust-bors[bot] merged 1 commit into
rust-lang:mainfrom
mejrs:ident_help

macro_metavar_expr_concat: explain why idents are invalid

b6c6dd1

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CI on: pull_request 14

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PR - pr-check-1

PR - pr-check-2

PR - tidy

PR - x86_64-gnu-llvm-21

PR - aarch64-gnu-llvm-21-1

PR - aarch64-gnu-llvm-21-2

PR - x86_64-gnu-tools

PR - x86_64-gnu-miri

PR - x86_64-gnu-gcc

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