gcc/testsuite/gcc.c-torture/execute/990628-1.c

   1 #include <stdlib.h>
   2
   3 struct {
   4     long sqlcode;
   5 } sqlca;
   6
   7
   8 struct data_record {
   9     int dummy;
  10     int a[100];
  11 } *data_ptr, data_tmp;
  12
  13
  14 int
  15 num_records()
  16 {
  17     return 1;
  18 }
  19
  20
  21 void
  22 fetch()
  23 {
  24     static int fetch_count;
  25
  26     __builtin_memset(&data_tmp, 0x55, sizeof(data_tmp));
  27     sqlca.sqlcode = (++fetch_count > 1 ? 100 : 0);
  28 }
  29
  30
  31 void
  32 load_data() {
  33     struct data_record *p;
  34     int num = num_records();
  35
  36     data_ptr = malloc(num * sizeof(struct data_record));
  37     __builtin_memset(data_ptr, 0xaa, num * sizeof(struct data_record));
  38
  39     fetch();
  40     p = data_ptr;
  41     while (sqlca.sqlcode == 0) {
  42         *p++ = data_tmp;
  43         fetch();
  44     }
  45 }
  46
  47 int
  48 main(void)
  49 {
  50     load_data();
  51     if (sizeof (int) == 2 && data_ptr[0].dummy != 0x5555)
  52       abort ();
  53     else if (sizeof (int) > 2 && data_ptr[0].dummy != 0x55555555)
  54       abort ();
  55     exit (0);
  56 }