gcc/testsuite/gcc.dg/torture/pr52429.c

   1 /* PR tree-optimization/52429 */
   2 /* { dg-do compile } */
   3 /* { dg-require-effective-target pthread } */
   4 /* { dg-options "-g -ftree-parallelize-loops=4" } */
   5
   6 double d[65536], e[65536];
   7
   8 void
   9 foo (void)
  10 {
  11   int i;
  12   double f, g;
  13   for (i = 0; i < 65536; i++)
  14     {
  15       f = e[i];
  16       goto lab1;
  17     lab2:
  18       d[i] = f * g;
  19       continue;
  20     lab1:
  21       g = d[i];
  22       goto lab2;
  23     }
  24 }