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From: "Alex Bennée" <alex.bennee@linaro.org>
To: Richard Henderson <richard.henderson@linaro.org>
Cc: qemu-devel@nongnu.org
Subject: Re: [PATCH] qemu/int128: Re-shuffle Int128Alias members
Date: Tue, 02 May 2023 09:44:11 +0100	[thread overview]
Message-ID: <87h6svt95r.fsf@linaro.org> (raw)
In-Reply-To: <20230501204625.277361-1-richard.henderson@linaro.org>


Richard Henderson <richard.henderson@linaro.org> writes:

> Clang 14, with --enable-tcg-interpreter errors with
>
> include/qemu/int128.h:487:16: error: alignment of field 'i' (128 bits)
>   does not match the alignment of the first field in transparent union;
>   transparent_union attribute ignored [-Werror,-Wignored-attributes]
>     __int128_t i;
>                ^
> include/qemu/int128.h:486:12: note: alignment of first field is 64 bits
>     Int128 s;
>            ^
> 1 error generated.
>
> By placing the __uint128_t member first, this is avoided.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>

-- 
Alex Bennée
Virtualisation Tech Lead @ Linaro


  reply	other threads:[~2023-05-02  8:44 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-01 20:46 [PATCH] qemu/int128: Re-shuffle Int128Alias members Richard Henderson
2023-05-02  8:44 ` Alex Bennée [this message]
2023-05-02 10:30   ` Richard Henderson

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