XPost: alt.folklore.computers
From: johnl@taugh.com
According to Lawrence D˙Oliveiro :
>On Fri, 2 Jan 2026 08:49:25 -0800, John Ames wrote:
>
>> ... it's not guaranteed that the compiler won't take liberties in
>> arranging members of a struct for optimization purposes ...
>
>The C23 spec (section 6.2.5, “Types”) does say the member objects of a
>struct type need to be “sequentially allocated”.
That language has been there a long time. It's in my copy of C11 and it
wasn't new then. It's probably always been there since we wrote code
that used the common struct prefix hack in K&R C.
--
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John Levine, johnl@taugh.com, Primary Perpetrator of "The Internet for
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