Subversion Repositories openrisc

/* { dg-do compile } */

/* { dg-options "-O2 -fdump-tree-pre-stats" } */

double pcheck;

void foo(int n, int m, int b)

{

  int i, j;

  goto bb18;

start:

  i = 1;

  do {

    j = 1;

    do {

      double x = pcheck;

      x = x + 1;

      pcheck = x;

      j = j + 1;

    } while (j != m);

    i = i + 1;

  } while (i != n);

bb18:

  pcheck = 0.0;

  goto start;

}

/* We should have inserted two PHI nodes and the one in the i-loop

   should have 0.0 in the argument coming from the bb18 block.  */

/* { dg-final { scan-tree-dump "New PHIs: 2" "pre" } } */

/* { dg-final { scan-tree-dump "PHI <.*0\\\.0" "pre" } } */

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