gcc/testsuite/gcc.dg/torture/pr36373-10.c

   1 /* { dg-do run } */
   2
   3 #if (__SIZEOF_LONG_LONG__ == __SIZEOF_POINTER__)
   4 typedef unsigned long long uintptr_t;
   5 #elif (__SIZEOF_LONG__ == __SIZEOF_POINTER__)
   6 typedef unsigned long uintptr_t;
   7 #elif (__SIZEOF_INT__ == __SIZEOF_POINTER__)
   8 typedef unsigned int uintptr_t;
   9 #else
  10 #error Add target support here
  11 #endif
  12
  13 void __attribute__((noinline))
  14 foo(uintptr_t l)
  15 {
  16   int *p = (int *)l;
  17   *p = 1;
  18 }
  19
  20 extern void abort (void);
  21 int main()
  22 {
  23   int b = 0;
  24   uintptr_t l = (uintptr_t)&b;
  25   foo(l);
  26   if (b != 1)
  27     abort ();
  28   return 0;
  29 }