count-one-bits: port to MSC; support types wider than 64 bits

[gnulib.git] / tests / test-wchar.c

diff --git a/tests/test-wchar.c b/tests/test-wchar.c
index 19da7d9..92ae8f2 100644 (file)
--- a/tests/test-wchar.c
+++ b/tests/test-wchar.c
@@ -1,5 +1,5 @@
 /* Test of <wchar.h> substitute.
-   Copyright (C) 2007-2008 Free Software Foundation, Inc.
+   Copyright (C) 2007-2013 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -20,12 +20,18 @@
 
 #include <wchar.h>
 
+#include "verify.h"
+
 /* Check that the types wchar_t and wint_t are defined.  */
 wchar_t a = 'c';
 wint_t b = 'x';
 
+/* Check that NULL can be passed through varargs as a pointer type,
+   per POSIX 2008.  */
+verify (sizeof NULL == sizeof (void *));
+
 int
-main ()
+main (void)
 {
   return 0;
 }