1  /* { dg-do compile } */
       2  /* { dg-options "-fgnu-tm -fdump-tree-ealias -O" } */
       3  
       4  typedef __UINTPTR_TYPE__ ptrcast;
       5  
       6  #if (__SIZEOF_POINTER__ == 4)
       7  #define TM_LOAD  __builtin__ITM_RU4
       8  #define TM_STORE __builtin__ITM_WU4
       9  #elif (__SIZEOF_POINTER__ == 8)
      10  #define TM_LOAD __builtin__ITM_RU8
      11  #define TM_STORE __builtin__ITM_WU8
      12  #else
      13  #error Add target support here
      14  #endif
      15  
      16  void candy ();
      17  
      18  struct mystruct_type {
      19    ptrcast *ptr;
      20  } *mystruct, *mystruct2;
      21  
      22  ptrcast *someptr, **pp;
      23  ptrcast ui;
      24  
      25  void tootsie_roll () __attribute__((transaction_wrap (candy)));
      26  void tootsie_roll ()
      27  {
      28    ui = TM_LOAD  (&mystruct);
      29    mystruct2 = (struct mystruct_type *) ui;
      30  
      31    pp = &mystruct2->ptr;
      32  }
      33  
      34  void foo()
      35  {
      36    candy();
      37  }
      38  
      39  /* { dg-final { scan-tree-dump-times "ui\..* = .*same as mystruct" 1 "ealias" } } */
      40  /* { dg-final { scan-tree-dump-times "mystruct.*ESCAPED" 1 "ealias" } } */
      41  /* { dg-final { scan-tree-dump-times "pp = .*same as mystruct" 1 "ealias" } } */