1/* { dg-do compile } */ 2/* { dg-options "-mavx2 -O2" } */ 3/* { dg-final { scan-assembler "vphaddw\[ \\t\]+\[^\n\]*%ymm\[0-9\]" } } */ 4 5#include <immintrin.h> 6 7volatile __m256i x; 8 9void extern 10avx2_test (void) 11{ 12 x = _mm256_hadd_epi16 (x, x); 13} 14