Subversion Repositories openrisc_me

/* { dg-do compile } */

/* { dg-options "-O1 -fdump-tree-dom2" } */

struct rtx_def;

typedef struct rtx_def *rtx;

union rtunion_def

{

  int rtint;

};

typedef union rtunion_def rtunion;

struct rtx_def

{

  rtunion fld[1];

};

static int *uid_cuid;

static int max_uid_cuid;

rtx

bar (rtx r)

{

  rtx place = r;

  if (place->fld[0].rtint <= max_uid_cuid

      && (place->fld[0].rtint > max_uid_cuid ? insn_cuid (place) :

          uid_cuid[place->fld[0].rtint]))

    return r;

  return 0;

}

/* There should be two IF conditionals.  One tests <= max_uid_cuid, the

   other tets the value in uid_cuid.  If either is false the jumps

   are threaded to the return 0.  Which in turn means the path

   which combines the result of those two tests into a new test

   must always be true and it is optimized appropriately.  */

/* { dg-final { scan-tree-dump-times "if " 2 "dom2"} } */

/* { dg-final { cleanup-tree-dump "dom2" } } */