diff -Nru Python-3.6.0.orig/Modules/_blake2/impl/blake2s-load-xop.h Python-3.6.0/Modules/_blake2/impl/blake2s-load-xop.h
--- Python-3.6.0.orig/Modules/_blake2/impl/blake2s-load-xop.h	2016-12-23 03:21:21.000000000 +0100
+++ Python-3.6.0/Modules/_blake2/impl/blake2s-load-xop.h	2017-02-27 08:41:20.296148686 +0100
@@ -18,17 +18,6 @@
 
 #define TOB(x) ((x)*4*0x01010101 + 0x03020100) /* ..or not TOB */
 
-/* Basic VPPERM emulation, for testing purposes */
-/*static __m128i _mm_perm_epi8(const __m128i src1, const __m128i src2, const __m128i sel)
-{
-   const __m128i sixteen = _mm_set1_epi8(16);
-   const __m128i t0 = _mm_shuffle_epi8(src1, sel);
-   const __m128i s1 = _mm_shuffle_epi8(src2, _mm_sub_epi8(sel, sixteen));
-   const __m128i mask = _mm_or_si128(_mm_cmpeq_epi8(sel, sixteen),
-                                     _mm_cmpgt_epi8(sel, sixteen)); /* (>=16) = 0xff : 00 */
-   return _mm_blendv_epi8(t0, s1, mask);
-}*/
-
 #define LOAD_MSG_0_1(buf) \
 buf = _mm_perm_epi8(m0, m1, _mm_set_epi32(TOB(6),TOB(4),TOB(2),TOB(0)) );