1  /* PR18191 Struct member is not getting default-initialized.
       2     Origin: Grigory Zagorodnev  <grigory.zagorodnev@intel.com>  */
       3  
       4  /* { dg-do run } */
       5  
       6  extern int printf (__const char *__restrict __format, ...);
       7  
       8  typedef struct S {
       9    const char* s;
      10    int         i;
      11  } S;
      12  
      13  void
      14  foo (void)
      15  {
      16    S dummy[2];
      17    unsigned i;
      18  
      19    /* Put some garbage on the stack.  */
      20    for (i = 0; i < sizeof(dummy); i++)
      21      ((char *)&dummy)[i] = -1;
      22  }
      23  
      24  int
      25  bar (void)
      26  {
      27    /* Allocate object on the stack.  */
      28    S obj[2] = { {"m0"}, {"m1"} };
      29  
      30    /* Assume fields those not explicitly initialized
      31       are default initialized to 0 [8.5.1/7 and 8.5/5].  */
      32    if (obj[0].i == 0)
      33      return 0;
      34    else
      35      {
      36        printf("Failed: obj[0].i == '%d', expecting '0'\n", obj[0].i);
      37        return 1;
      38      }
      39  }
      40  
      41  int
      42  main (void)
      43  {
      44    foo();
      45    return bar();
      46  }
      47