doc: use ASCII in .texi files where UTF-8 isn't needed

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

diff --git a/tests/test-wchar.c b/tests/test-wchar.c
index 85b15b5..d9807ec 100644 (file)
--- a/tests/test-wchar.c
+++ b/tests/test-wchar.c
@@ -1,5 +1,5 @@
 /* Test of <wchar.h> substitute.
-   Copyright (C) 2007 Free Software Foundation, Inc.
+   Copyright (C) 2007-2014 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
@@ -20,8 +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;
 }