gcc/testsuite/gcc.dg/tree-ssa/pr23848-3.c

   1 /* PR middle-end/23848 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fdump-tree-optimized" } */
   4
   5 void bar (int, char *, char *, char *, char *, int);
   6 void foo (int size)
   7 {
   8   int i;
   9   for (i = 0; i < size; i++)
  10     {
  11       char temp[size];
  12       temp[size-1] = '\0';
  13       {
  14         char temp2[size];
  15         {
  16           char temp3[size];
  17           {
  18             char temp4[size];
  19             bar (i, temp, temp2, temp3, temp4, size);
  20           }
  21         }
  22       }
  23     }
  24 }
  25
  26 /* { dg-final { scan-tree-dump-times "__builtin_stack_save" 1 "optimized"} } */
  27 /* { dg-final { scan-tree-dump-times "__builtin_stack_restore" 1 "optimized"} } */
  28 /* { dg-final { cleanup-tree-dump "optimized" } } */