[Bug driver/60233] AVX instructions emitted with -march=native on host without AVX support

[steven at uplinklabs dot net]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60233

--- Comment #3 from Steven Noonan <steven at uplinklabs dot net> ---
Created attachment 32148
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32148&action=edit
CPUID dump

Adding both /proc/cpuinfo and a dump from a userspace utility using the CPUID
instruction (since /proc/cpuinfo is assembled with information obtained via PV
CPUID hypercall).