Re: [Valgrind-users] unhandled instruction bytes: 0xC5 0xF9 0x6E 0x45

[Alex B. <al...@al...>]

> On 27 Nov 2016, at 16:09, Danny Wilson <da...@to...> wrote:
> 
> The target machines uses an i5 CPU but the build machine is a core2 duo which is why I chose 'native'.  Not sure that was the right choice but it works (without Valgrind).
> 
> I've just tried -march as 'native', 'core2', and 'pentiumpro'.  All have the same result.

Tried building the application, or tried building the standard library? I think you said it was the latter where the illegal instructions were.

Your distribution might (or might not) have a pentium-pro compatible version for install. That should not have AVX instructions in (I would have thought).

-- 
Alex Bligh