Landing: ee5e63a6531d

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Project / Subsystem

gcc / tree-optimization

Date

2026-09-25

Author

Richard Biener

Commit

ee5e63a6531defa646b995592f577c05ed288d63

Source

github

Perf win

Yes

Breaking

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All attributes

project: gcc
subsystem: tree-optimization
patch_id: —
commit_hash: ee5e63a6531defa646b995592f577c05ed288d63
source_type: github
headline: Fix bogus INTEGER_INDUC_COND_REDUCTION detection
tldr: Correctly handle integer conditional reductions after adding new induction kinds.
author: Richard Biener
outcome: committed
performance_win: true
breaking_change: false
series_id: —
series_parts: []
tags: • optimization
• vectorization
discussion_id_link: —
bugzilla_pr: —
url: https://github.com/gcc-mirror/gcc/commit/ee5e63a6531defa646b995592f577c05ed288d63
date: 2026-09-25T00:00:00.000Z

The compiler incorrectly identified integer conditional reductions after new induction kinds were introduced. This change ensures that these reductions are unaffected by the new induction types. A new test case is added to verify the fix.