linux-kernel - Re: [PATCH v2 1/4] perf build: enable -fno-strict-aliasing

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Message-ID: <CAP-5=fUA-AvH29tS25P3-C4U9Wbou931P+A-K=yTpULdxcaRbA@mail.gmail.com>
Date: Mon, 16 Jun 2025 18:00:16 -0700
From: Ian Rogers <irogers@...gle.com>
To: Eric Biggers <ebiggers@...nel.org>
Cc: linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
	Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>, 
	Mark Rutland <mark.rutland@....com>, 
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>, 
	Adrian Hunter <adrian.hunter@...el.com>, Liang Kan <kan.liang@...ux.intel.com>, 
	Yuzhuo Jing <yuzhuo@...gle.com>
Subject: Re: [PATCH v2 1/4] perf build: enable -fno-strict-aliasing

On Sun, Jun 15, 2025 at 6:14 PM Eric Biggers <ebiggers@...nel.org> wrote:
>
> As far as I know, the packed struct method of doing unaligned memory accesses is
> obsolete these days, and memcpy() generates the desired code on all supported
> architectures and compilers.

Thanks Eric, I sent:
https://lore.kernel.org/lkml/20250617005800.1410112-1-irogers@google.com/
let's see how it goes.

Thanks,
Ian