Re: Question on BIGGEST_ALIGNMENT in GCC on NetBSD/m68k
> On May 26, 2025, at 8:05 AM, John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de> wrote:
>
> Now I'm wondering whether why some types on NetBSD such as double have 8 bytes
> alignment on a 32-bit system. Does anyone know the reasoning for that?
Because that’s what is specified in the System V ABI for m68k.
https://m680x0.github.io/ref/sysv-m68k-abi-part1.pdf
See Figure 3-1. “double” and “long double” are explicitly 8-byte aligned.
-- thorpej
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