re: "Wire" definitions and __packed

[matthew green <mrg%eterna.com.au@localhost>]

John Nemeth writes:
> On Oct 6,  3:01pm, matthew green wrote:
> }
> } >      X86 doesn't have alignment restrictions.  The platform
> } > practically lets you get away with murder, and thus is not useful
> } > as a test platform.
> } 
> } FWIW, this hasn't been true since at least 1999 (SSE.)  also,
> 
>      That only counts if somebody is using SSE, and I highly doubt
> that dhcpcd does.

GCC will emit SSE code even if you don't explicitly use them.
that's why we build kernels etc. with -mno-sse -mno-mmx, etc.
it could also be using an SSE enhanced functionality in libc.

you can never really be sure unless you control the entire
environment (like a kernel.)


.mrg.