float_sret.c

////C: '-msoft-float'

/* test function which returns structure */

typedef struct ts {
  int      i;
  unsigned u;
  float    f;
} ts_t;

ts_t func(ts_t x)
{
  volatile ts_t tmp;
  tmp.i = (int)x.u;
  tmp.u = (unsigned)x.i;
  tmp.f = -x.f;
  return tmp;
}

int main(void)
{
  volatile ts_t A = {.i=1234,.u=4321,.f=1.2345F};

  A = func(A);

  return 0;
}