gcc/testsuite/gcc.dg/graphite/pr42771.c

   1 /* { dg-options "-O3 -fgraphite-identity" } */
   2
   3 extern int *A;
   4 extern int B[][4];
   5 extern void bar(void);
   6
   7 void foo(int im, int jm, int cond)
   8 {
   9   int i, j;
  10   if (cond) {
  11     for (i = 0; i < 256; i++)
  12       A[i] = 0;
  13     bar();
  14   }
  15   for (i = 0; i < im; i++)
  16     for (j = 1; j < jm; j++)
  17       if (jm != 8 || j != jm >> 1)
  18         B[j][0] ^= B[j-1][0];
  19 }