gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/scev-7.c


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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-sccp-scev" } */

struct struct_t
{
  int* data;
};

void foo (struct struct_t* sp, int start, int end)
{
  int i;

  for (i = 1000; i+start > end; i--)
    sp->data[i+start] = 0;
}

/* { dg-final { scan-tree-dump-times "Simplify PEELED_CHREC into POLYNOMIAL_CHREC" 1 "sccp" } } */
/* { dg-final { cleanup-tree-dump "sccp" } } */