gcc/testsuite/gcc.c-torture/compile/20060202-1.c

   1 typedef unsigned int size_t;
   2 typedef const struct objc_selector
   3 {
   4   void *sel_id;
   5 }
   6  *SEL;
   7 typedef struct objc_object
   8 {
   9 }
  10  *id;
  11 typedef struct objc_class *Class;
  12 struct objc_class
  13 {
  14   struct sarray *dtable;
  15 };
  16 typedef size_t sidx;
  17 struct soffset
  18 {
  19   unsigned int boffset:(sizeof (size_t) * 8) / 2;
  20   unsigned int eoffset:(sizeof (size_t) * 8) / 2;
  21 };
  22 union sofftype
  23 {
  24   struct soffset off;
  25   sidx idx;
  26 };
  27 struct sarray
  28 {
  29   size_t capacity;
  30 };
  31 static __inline__ unsigned int
  32 soffset_decode (sidx indx)
  33 {
  34   union sofftype x;
  35   x.idx = indx;
  36   return x.off.eoffset + (x.off.boffset * (1 << 5));
  37 }
  38 static __inline__ void *
  39 sarray_get_safe (struct sarray *array, sidx indx)
  40 {
  41   if (soffset_decode (indx) < array->capacity)
  42     return (void *)sarray_get (array, indx);
  43 }
  44 void *
  45 get_imp (Class class, SEL sel)
  46 {
  47   void *res = sarray_get_safe (class->dtable, (size_t) sel->sel_id);
  48   if (res == 0)
  49     {
  50         {
  51           res = get_imp (class, sel);
  52         }
  53     }
  54 }