Landing: 1e5aaad93d84

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Project / Subsystem

gcc / gcc

Date

2026-08-03

Author

Aldy Hernandez

Commit

1e5aaad93d8426a4112873e6ff7266f49153c535

Source

github

Perf win

Breaking

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All attributes

project: gcc
subsystem: gcc
patch_id: —
commit_hash: 1e5aaad93d8426a4112873e6ff7266f49153c535
source_type: github
headline: Convert float_widen_lhs_range to sub-ranges.
tldr: Refactors floating-point range widening to use sub-ranges for improved representation.
author: Aldy Hernandez
outcome: committed
performance_win: false
breaking_change: false
series_id: —
series_parts: []
tags: • optimization
• floating-point
• refactor
discussion_id_link: —
bugzilla_pr: —
url: https://github.com/gcc-mirror/gcc/commit/1e5aaad93d8426a4112873e6ff7266f49153c535
date: 2026-08-03T00:00:00.000Z

The float_widen_lhs_range function has been refactored to use sub-ranges, improving the representation and handling of floating-point range widening. This change, tested on ppc64le Linux, is part of ongoing work on the floating-point range analysis in GCC.