Landing: 726353ff4e49

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Project / Subsystem

gcc / gcc/algol68

Date

2026-07-05

Author

Jose E. Marchesi

Commit

726353ff4e49a057376fb6b2e5b241aa1ba391b3

Source

github

Perf win

Breaking

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All attributes

project: gcc
subsystem: gcc/algol68
patch_id: —
commit_hash: 726353ff4e49a057376fb6b2e5b241aa1ba391b3
source_type: github
headline: a68: Check for overflow in bits denotations
tldr: Algol68 compiler checks for overflow in bit denotations to prevent invalid values.
author: Jose E. Marchesi
outcome: committed
performance_win: false
breaking_change: false
series_id: —
series_parts: []
tags: • gcc
• algol68
• compiler
• safety
discussion_id_link: —
bugzilla_pr: —
url: https://github.com/gcc-mirror/gcc/commit/726353ff4e49a057376fb6b2e5b241aa1ba391b3
date: 2026-07-05T00:00:00.000Z

The Algol68 compiler now checks for overflow when processing bit denotations. This change prevents the compiler from accepting bit denotations that are too large for the target bit modes, ensuring more robust code generation. It also includes new test cases to verify this functionality.