1 files changed, 47 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/callabi/vaarg-1.c b/gcc/testsuite/gcc.dg/callabi/vaarg-1.c
new file mode 100644
index 00000000000..1e745e56085
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/callabi/vaarg-1.c
@@ -0,0 +1,47 @@
+/* Test for cross x86_64<->w64 abi va_list calls.
+*/
+/* Origin: Kai Tietz <kai.tietz@onevision.com> */
+/* { dg-do run { target { x86_64-*-* } } } */
+/* { dg-options "-std=gnu99" } */
+#include "callabi.h"
+
+extern __SIZE_TYPE__ strlen (const char *);
+extern int sprintf (char *,const char *, ...);
+extern void abort (void);
+
+static
+void CALLABI_CROSS vdo_cpy (char *s, CROSS_VA_LIST argp)
+{
+  __SIZE_TYPE__ len;
+  char *r = s;
+  char *e;
+  *r = 0;
+  for (;;) {
+    e = CROSS_VA_ARG (argp,char *);
+    if (*e == 0) break;
+    sprintf (r,"%s", e);
+    r += strlen (r);
+  }
+}
+
+static
+void CALLABI_CROSS do_cpy (char *s, ...)
+{
+  CROSS_VA_LIST argp;
+  CROSS_VA_START (argp, s);
+  vdo_cpy (s, argp);
+  CROSS_VA_END (argp);
+}
+
+int main ()
+{
+  char s[256];
+
+  do_cpy (s, "1","2","3","4", "5", "6", "7", "");
+
+  if (s[0] != '1' || s[1] !='2' || s[2] != '3' || s[3] != '4'
+      || s[4] != '5' || s[5] != '6' || s[6] != '7' || s[7] != 0)
+    abort ();
+
+  return 0;
+}