Landing: c090d57e3847

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Project / Subsystem

gcc / x86

Date

2026-08-19

Author

H.J. Lu

Commit

c090d57e384733d726fad8f61018a3c6d2c559f0

Source

github

Perf win

Breaking

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All attributes

project: gcc
subsystem: x86
patch_id: —
commit_hash: c090d57e384733d726fad8f61018a3c6d2c559f0
source_type: github
headline: x86: Compile AVX2 tests with -mno-avx512f
tldr: AVX2 tests now compile with AVX512F disabled to prevent failures.
author: H.J. Lu
outcome: committed
performance_win: false
breaking_change: false
series_id: —
series_parts: []
tags: • x86
• avx2
• avx512f
• testsuite
discussion_id_link: —
bugzilla_pr: —
url: https://github.com/gcc-mirror/gcc/commit/c090d57e384733d726fad8f61018a3c6d2c559f0
date: 2026-08-19T00:00:00.000Z

AVX2 tests that expect AVX2 instructions were failing when AVX512F was enabled by default. This commit modifies the test cases to explicitly disable AVX512F using the -mno-avx512f flag, ensuring they pass by preventing the generation of conflicting instructions.