gcc/testsuite/gcc.dg/graphite/pr68493.c

   1 /* { dg-options "-O1 -floop-nest-optimize" } */
   2
   3 int ce[2];
   4 int o5;
   5 int p7;
   6
   7 int foo (void)
   8 {
   9   int j1;
  10   ce[0] = 0;
  11   for (j1 = 0; j1 < 2; ++j1)
  12     for (o5 = 1; o5 >= 0; --o5)
  13       p7 += ce[o5];
  14   return 0;
  15 }
  16
  17 int du;
  18
  19 int bar (void)
  20 {
  21   int u7[2];
  22   int ar;
  23
  24   for (ar = 0; ar < 2; ++ar) {
  25     int xo;
  26
  27     for (xo = 0; xo < 2; ++xo) {
  28       du += u7[ar];
  29       u7[0] = 0;
  30     }
  31   }
  32
  33   return 0;
  34 }