Re: [Valgrind-users] SSE2 and "__memcmp_sse4_1 (vg_replace_strmem.c:1099)"

[Tom H. <to...@co...>]

On 28/11/17 12:05, Jeffrey Walton wrote:

> I suspect it is a valid finding but it kind of strikes me as odd that
> x86_64 without any -march or -m options is using SSE4. In fact, we
> build without -march and -m options because that's how distros want
> it.

That's fine - glibc has multiple versions of memcmp and other similar 
routines and selects the best one dynamically at run time based on the 
capabilities of the CPU that it is running one.

Tom

-- 
Tom Hughes (to...@co...)
http://compton.nu/