ARROW-8166: [C++] fix AVX512 intrinsics fail with clang-8 #6673
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__m512i_u undeclared in clang while _mm512_storeu_epi32 undefined in gcc, using memcpy instead for the unaligned stroe. BM_PlainDecodingBoolean with gcc get same level result with previous. Signed-off-by: Frank Du <frank.du@intel.com>
wesm
approved these changes
Mar 20, 2020
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__m512i_u undeclared in clang while _mm512_storeu_epi32 undefined in gcc,
using memcpy instead for the unaligned stroe.
BM_PlainDecodingBoolean with gcc get same level result with previous.
Signed-off-by: Frank Du frank.du@intel.com