gcc/testsuite/gcc.dg/pr52448.c

   1 /* PR tree-optimization/52448 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -ftree-cselim -fdump-tree-cselim-details" } */
   4
   5 extern void perhaps_free_something (void);
   6
   7 void f1 (int *p, int a, int b, int cond, int cond2)
   8 {
   9   *p = a;
  10   if (cond)
  11     perhaps_free_something ();
  12   if (cond2)
  13     *p = b;
  14 }
  15
  16 void f2 (int *p, int a, int b, int *cond, int *cond2)
  17 {
  18   int i;
  19   *p = a;
  20   for (i = 0; cond[i]; i++)
  21     {
  22       if (cond2[i])
  23         *p = b;
  24       perhaps_free_something ();
  25     }
  26 }
  27
  28 /* None of the above conditional stores might be made unconditional.  */
  29 /* { dg-final { scan-tree-dump-not "cstore" "cselim" } } */