gcc/testsuite/gcc.dg/tree-ssa/20031106-6.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O1 -fdump-tree-optimized" } */
   3
   4 extern void link_error (void);
   5
   6 /* Check for copyprop on structs.  */
   7
   8 struct s
   9 {
  10   char d;
  11   int a, b;
  12   double m;
  13 };
  14
  15 struct s foo (struct s r)
  16 {
  17   struct s temp_struct1;
  18   struct s temp_struct2;
  19   struct s temp_struct3;
  20   temp_struct1 = r;
  21   temp_struct2 = temp_struct1;
  22   temp_struct3 = temp_struct2;
  23   return temp_struct3;
  24 }
  25
  26 /* There should be no references to any of "temp_struct*"
  27    temporaries.  */
  28 /* { dg-final { scan-tree-dump-times "temp_struct" 0 "optimized" { xfail *-*-* } } } */