Landing: 1bf052967ce0

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Project / Subsystem

gcc / gccrs

Date

2026-07-06

Author

Yap Zhi Heng

Commit

1bf052967ce09aca7cb20b35a85b7e4a07f147d7

Source

github

Perf win

Breaking

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All attributes

project: gcc
subsystem: gccrs
patch_id: —
commit_hash: 1bf052967ce09aca7cb20b35a85b7e4a07f147d7
source_type: github
headline: GCC Rust frontend avoids duplicate trailing semicolon warnings in macros
tldr: Fixes duplicate "trailing semicolon in macro used" warnings in GCC's Rust frontend.
author: Yap Zhi Heng
outcome: committed
performance_win: false
breaking_change: false
series_id: —
series_parts: []
tags: • gccrs
• rust
• warnings
• macros
discussion_id_link: —
bugzilla_pr: —
url: https://github.com/gcc-mirror/gcc/commit/1bf052967ce09aca7cb20b35a85b7e4a07f147d7
date: 2026-07-06T00:00:00.000Z

The GCC Rust frontend now prevents duplicate “trailing semicolon in macro used” warnings. This fix ensures that the warning is issued only once for a given location, improving the clarity of diagnostic messages for macro expansions.