Re: Rustc unsoundness on i386
On Sat, Nov 23, 2024 at 10:30 PM Fabian Grünbichler
<debian@fabian.gruenbichler.email> wrote:
> A) move i386 rustc to Rust's i586 target (which doesn't have SSE out of the box), instead of the i686-with-SSE2-disabled it currently uses
> B) bump the i386 baseline in Debian to require SSE2, and stop disabling SSE2 there in rustc
> C) disable all optimizations for Rust code on i386 (not really an option I think, just here for completeness sake)
>
For reference, golang had a similar problem 3 years ago[1]. We decided
to downgrade the baseline for golang on i386.
[1] https://lists.debian.org/debian-devel/2021/04/msg00165.html
--
Shengjing Zhu
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