Landing: 18f299849d3d

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Project / Subsystem

gcc / libstdc++

Date

2026-08-17

Author

Pietro Monteiro

Commit

18f299849d3dd151b62e2214dfebaa5ecdebe9b5

Source

github

Perf win

Breaking

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All attributes

project: gcc
subsystem: libstdc++
patch_id: —
commit_hash: 18f299849d3dd151b62e2214dfebaa5ecdebe9b5
source_type: github
headline: OpenBSD ctype_base masks use static_cast to prevent warnings
tldr: Explicitly casts ctype_base masks to prevent potential overflow warnings on OpenBSD.
author: Pietro Monteiro
outcome: committed
performance_win: false
breaking_change: false
series_id: —
series_parts: []
tags: • libstdc++
• openbsd
• warnings
discussion_id_link: —
bugzilla_pr: —
url: https://github.com/gcc-mirror/gcc/commit/18f299849d3dd151b62e2214dfebaa5ecdebe9b5
date: 2026-08-17T00:00:00.000Z

On OpenBSD, a previous fix for ctype_base masks caused warnings on platforms where char is signed. This change introduces static_cast<mask> to make the conversion of mask constants explicit, preventing potential overflow or signedness change warnings and ensuring type safety.