Landing: 93491347888b

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Project / Subsystem

gcc / gcc

Date

2026-08-21

Author

Richard Biener

Commit

93491347888b75fa602a58a7e159b6a3d587c13f

Source

github

Perf win

Breaking

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All attributes

project: gcc
subsystem: gcc
patch_id: —
commit_hash: 93491347888b75fa602a58a7e159b6a3d587c13f
source_type: github
headline: Remove unused computation of nunits_vectype from vectorizer.
tldr: Unused computation of nunits_vectype removed from GCC's vectorizer, cleaning up dead code.
author: Richard Biener
outcome: committed
performance_win: false
breaking_change: false
series_id: —
series_parts: []
tags: • gcc
• optimizer
• vectorizer
• dead code
discussion_id_link: —
bugzilla_pr: —
url: https://github.com/gcc-mirror/gcc/commit/93491347888b75fa602a58a7e159b6a3d587c13f
date: 2026-08-21T00:00:00.000Z

The GCC vectorizer has had the computation of nunits_vectype removed from the vect_get_vector_types_for_stmt function. This change also eliminates related dead code, simplifying the vectorization process and improving compiler maintainability by removing obsolete functionality.