gcc/testsuite/gcc.dg/graphite/pr71575-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -floop-nest-optimize" } */
   3
   4 void w(int x, double *y)
   5 {
   6   int i, j;
   7   double a;
   8   double c[32];
   9
  10   for (i = 0; i < x; i++) {
  11       for (j = 0; j < x - i; j++) {
  12           c[j] = y[i];
  13       }
  14       y[i] = a;
  15       a += c[0] + y[i];
  16   }
  17 }
  18
  19 void v(int x, double *y)
  20 {
  21   w(x, y);
  22 }