gcc/testsuite/gcc.c-torture/execute/pr38151.c

   1 void abort (void);
   2
   3 struct S2848
   4 {
   5   unsigned int a;
   6   _Complex int b;
   7   struct
   8   {
   9   } __attribute__ ((aligned)) c;
  10 };
  11
  12 struct S2848 s2848;
  13
  14 int fails;
  15
  16 void  __attribute__((noinline))
  17 check2848va (int z, ...)
  18 {
  19   struct S2848 arg;
  20   __builtin_va_list ap;
  21
  22   __builtin_va_start (ap, z);
  23
  24   arg = __builtin_va_arg (ap, struct S2848);
  25
  26   if (s2848.a != arg.a)
  27     ++fails;
  28   if (s2848.b != arg.b)
  29     ++fails;
  30
  31   __builtin_va_end (ap);
  32 }
  33
  34 int main (void)
  35 {
  36   s2848.a = 4027477739U;
  37   s2848.b = (723419448 + -218144346 * __extension__ 1i);
  38
  39   check2848va (1, s2848);
  40
  41   if (fails)
  42     abort ();
  43
  44   return 0;
  45 }
  46