gcc/testsuite/gcc.target/aarch64/sve/recip_1_run.c

/* { dg-do run { target aarch64_sve_hw } } */
/* { dg-options "-Ofast -mlow-precision-div" } */

#include "recip_1.c"

#define N 77

#define TEST_LOOP(TYPE)				\
  {						\
    TYPE a[N];					\
    for (int i = 0; i < N; ++i)			\
      a[i] = i + 1;				\
    test_##TYPE (a, N);				\
    for (int i = 0; i < N; ++i)			\
      {						\
	double diff = a[i] - 1.0 / (i + 1);	\
	if (__builtin_fabs (diff) > 0x1.0p-8)	\
	  __builtin_abort ();			\
      }						\
  }

int
main (void)
{
  TEST_ALL (TEST_LOOP);
  return 0;
}