gcc/testsuite/gcc.dg/vect/bb-slp-70.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "-mavx512vl -mavx512vpopcntdq" { target avx512vpopcntdq } } */
   3
   4 typedef unsigned uv4si __attribute__((vector_size(16)));
   5
   6 uv4si __attribute__((noinline))
   7 vpopctf (uv4si a)
   8 {
   9   uv4si r;
  10   r[2] = __builtin_popcount (a[2]);
  11   r[1] = __builtin_popcount (a[1]);
  12   r[0] = __builtin_popcount (a[0]);
  13   r[3] = __builtin_popcount (a[3]);
  14   return r;
  15 }
  16
  17 /* { dg-final { scan-tree-dump "optimized: basic block" "slp2" { target avx512vpopcntdq } } } */