gcc/testsuite/gcc.dg/callabi/vaarg-3.c

   1 /* Test for cross x86_64<->w64 abi va_list calls.
   2 */
   3 /* Origin: Kai Tietz <kai.tietz@onevision.com> */
   4 /* { dg-do run { target { x86_64-*-* } } } */
   5 /* { dg-options "-std=gnu99" } */
   6 #include "callabi.h"
   7
   8 extern void abort (void);
   9
  10 #define SZ_ARGS 1ll,2ll,3ll,4ll,5ll,6ll,7ll,0ll
  11
  12 static
  13 int fct1 (CROSS_VA_LIST argp, ...)
  14 {
  15   long long p1,p2;
  16   int ret = 1;
  17   va_list argp_2;
  18
  19     __va_start (argp_2,argp);
  20   do {
  21     p1 = __va_arg (argp_2, long long);
  22     p2 = CROSS_VA_ARG (argp, long long);
  23     if (p1 != p2)
  24       ret = 0;
  25   } while (ret && p1 != 0);
  26   __va_end (argp_2);
  27   return ret;
  28 }
  29
  30 static
  31 int CALLABI_CROSS fct2 (int dummy, ...)
  32 {
  33   CROSS_VA_LIST argp;
  34   int ret = dummy;
  35
  36   CROSS_VA_START (argp, dummy);
  37   ret += fct1 (argp, SZ_ARGS);
  38   CROSS_VA_END (argp);
  39   return ret;
  40 }
  41
  42 int main()
  43 {
  44   if (fct2 (-1, SZ_ARGS) != 0)
  45     abort ();
  46   return 0;
  47 }