Subversion Repositories openrisc_2011-10-31

/* This code is from the beginning of combine_reloads in reload.c in

   GCC 3.1-20020117, with simplifications.  It compiled incorrectly

   for -O2 -fprefetch-loop-arrays for ix86 targets.  */

/* { dg-do run } */

/* { dg-options "-O2 -fprefetch-loop-arrays -w" } */

/* { dg-options "-O2 -fprefetch-loop-arrays -mtune=pentium3 -w" { target { { i?86-*-* x86_64-*-* } && ilp32 } } } */

struct reload

{

  int first_member;

  int out;

  int final_member;

};

int n_reloads;

struct reload rld[10];

static int

combine_reloads ()

{

  int i;

  int output_reload = -1;

  int secondary_out = -1;

  for (i = 0; i < n_reloads; i++)

    if (rld[i].out != 0)

      {

        if (output_reload >= 0)

          return output_reload;

        output_reload = i;

      }

  return output_reload;

}

int

main ()

{

  n_reloads = 4;

  rld[2].out = 2;

  if (combine_reloads () != 2)

    abort ();

  exit (0);

}