gcc/testsuite/gcc.dg/graphite/pr81373.c

   1 /* { dg-options "-fno-tree-scev-cprop -fgraphite-identity -O -fdump-tree-graphite-all" } */
   2
   3 void bar (void);
   4
   5 int toto()
   6 {
   7   int i, j, k;
   8   int a[101][100];
   9   int b[100];
  10
  11   for (i = 1; i < 100; i++)
  12     {
  13       for (j = 1; j < 100; j++)
  14         for (k = 1; k < 100; k++)
  15           a[j][k] = a[j+1][i-1] + 2;
  16
  17       b[i] = b[i-1] + 2;
  18
  19       bar ();
  20
  21       for (j = 1; j < 100; j++)
  22         a[j][i] = a[j+1][i-1] + 2;
  23
  24       b[i] = b[i-1] + 2;
  25
  26       bar ();
  27
  28       for (j = 1; j < 100; j++)
  29         a[j][i] = a[j+1][i-1] + 2;
  30
  31       b[i] = a[i-1][i] + 2;
  32
  33       for (j = 1; j < 100; j++)
  34         a[j][i] = a[j+1][i-1] + 2;
  35     }
  36
  37   return a[3][5] + b[1];
  38 }
  39
  40 /* { dg-final { scan-tree-dump-times "number of SCoPs: 2" 1 "graphite"} } */