sdcc/support/regression/tests/gcc-torture-execute-va-arg-4.c

   1 /*
   2 va-arg-4.c from the execute part of the gcc torture tests.
   3 */
   4
   5 #include <testfwk.h>
   6
   7 /* On the i960 any arg bigger than 16 bytes causes all subsequent args
   8    to be passed on the stack.  We test this.  */
   9
  10 #include <stdarg.h>
  11
  12 typedef struct {
  13   char a[32];
  14 } big;
  15
  16 void
  17 f (big x, char *s, ...)
  18 {
  19   va_list ap;
  20
  21   if (x.a[0] != 'a' || x.a[1] != 'b' || x.a[2] != 'c')
  22     ASSERT (0);
  23   va_start (ap, s);
  24   if (va_arg (ap, int) != 42)
  25     ASSERT (0);
  26   if (va_arg (ap, int) != 'x')
  27     ASSERT (0);
  28   if (va_arg (ap, int) != 0)
  29     ASSERT (0);
  30   va_end (ap);
  31 }
  32
  33 void
  34 testTortureExecute (void)
  35 {
  36   static big x = { "abc" };
  37
  38   f (x, "", 42, 'x', 0);
  39   return;
  40 }