gcc/testsuite/gcc.c-torture/execute/pr42614.c

   1 extern void *malloc(__SIZE_TYPE__);
   2 extern void abort(void);
   3 extern void free(void *);
   4
   5 typedef struct SEntry
   6 {
   7   unsigned char num;
   8 } TEntry;
   9
  10 typedef struct STable
  11 {
  12   TEntry data[2];
  13 } TTable;
  14
  15 TTable *init ()
  16 {
  17   return malloc(sizeof(TTable));
  18 }
  19
  20 void
  21 expect_func (int a, unsigned char *b) __attribute__ ((noinline));
  22
  23 static inline void
  24 inlined_wrong (TEntry *entry_p, int flag);
  25
  26 void
  27 inlined_wrong (TEntry *entry_p, int flag)
  28 {
  29   unsigned char index;
  30   entry_p->num = 0;
  31
  32   if (flag == 0)
  33     abort();
  34
  35   for (index = 0; index < 1; index++)
  36     entry_p->num++;
  37
  38   if (!entry_p->num)
  39     {
  40       abort();
  41     }
  42 }
  43
  44 void
  45 expect_func (int a, unsigned char *b)
  46 {
  47   if (abs ((a == 0)))
  48     abort ();
  49   if (abs ((b == 0)))
  50     abort ();
  51 }
  52
  53 int
  54 main ()
  55 {
  56   unsigned char index = 0;
  57   TTable *table_p = init();
  58   TEntry work;
  59
  60   inlined_wrong (&(table_p->data[1]), 1);
  61   expect_func (1, &index);
  62   inlined_wrong (&work, 1);
  63
  64   free (table_p);
  65
  66   return 0;
  67 }
  68