gcc/testsuite/gcc.dg/graphite/pr42521.c

   1 /* { dg-options "-O3 -fgraphite-identity" } */
   2
   3 extern int *A;
   4 extern int B[][4];
   5
   6 void foo(int im, int jm, int cond)
   7 {
   8   int i, j;
   9   if (cond)
  10     for (i = 0; i < 256; i++)
  11       A[i] = 0;
  12
  13   for (i = 0; i < im; i++)
  14     for (j = 1; j < jm; j++)
  15       if (jm != 8 || j != jm >> 1)
  16         B[j][0] ^= B[j-1][0];
  17
  18 }