Checking HAS_AVX:
  init-arch 0
  cpuinfo (avx) 0
Checking HAS_FMA4:
  init-arch 0
  cpuinfo (fma4) 0
Checking HAS_SSE4_2:
  init-arch 0
  cpuinfo (sse4_2) 0
Checking HAS_SSE4_1:
  init-arch 0
  cpuinfo (sse4_1) 0
Checking HAS_SSSE3:
  init-arch 1
  cpuinfo (ssse3) 1
Checking HAS_POPCOUNT:
  init-arch 0
  cpuinfo (popcnt) 0
0 differences between /proc/cpuinfo and glibc code.