Bug#894840: clang: baseline cpu violation on i386

Sylvestre Ledru sylvestre at debian.org
Wed Apr 4 21:08:16 BST 2018


severity 894840 normal
thanks

Hello,

On 04/04/2018 20:36, Andreas Beckmann wrote:
> Package: clang
> Version: baseline cpu violation on i386
> Severity: serious
> 
> Hi,
> 
> all clang versions (at least since wheezy) by default generate code for
> a cpu that is newer than the baseline cpu on i386. On clang-6.0 the
> default is apparently pentium4 which has sse2 (among other features),
> but that is not available on the baseline cpu, which is currently i686.
Sorry about that but this is by design and I am not planning to work on fixing that...

As this has been the case for a long time, it shows that it isn't a severe issue.

I think we (Debian) should instead have a discussion on having SSE2 as minimal req for intel-like cpu.
Other projects like Firefox or Chrome are making that a requirement too.

Cheers,
Sylvestre



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