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Arun Raghavan authored
Turns out _mm_cvtsi128_si64() isn't available on 32-bit, so only build SSE 4.1 optimisations on x86-64 for now.
a1ae17ef
Turns out _mm_cvtsi128_si64() isn't available on 32-bit, so only build SSE 4.1 optimisations on x86-64 for now.