some warnings in tests/

[Ralf Wildenhues]

Hello Simon,

OK to apply?  This makes tests/ 'gcc -Wall -Werror' proof.

Cheers,
Ralf

2006-11-13  Ralf Wildenhues  <address@hidden>

        * tests/test-gc.c (main): Remove unused variables.
        * tests/test-read-file.c: Include stdlib.h, for 'free'.

Index: tests/test-gc.c
===================================================================
RCS file: /cvsroot/gnulib/gnulib/tests/test-gc.c,v
retrieving revision 1.2
diff -u -r1.2 test-gc.c
--- tests/test-gc.c     13 Oct 2005 08:06:07 -0000      1.2
+++ tests/test-gc.c     13 Nov 2006 18:20:57 -0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2005 Free Software Foundation
+ * Copyright (C) 2005, 2006 Free Software Foundation
  * Written by Simon Josefsson
  *
  * This program is free software; you can redistribute it and/or modify
@@ -29,7 +29,6 @@
 main (int argc, char *argv[])
 {
   Gc_rc rc;
-  char buf1[8], buf2[8];
 
   rc = gc_init ();
   if (rc != GC_OK)
Index: tests/test-read-file.c
===================================================================
RCS file: /cvsroot/gnulib/gnulib/tests/test-read-file.c,v
retrieving revision 1.1
diff -u -r1.1 test-read-file.c
--- tests/test-read-file.c      16 Jun 2006 19:40:12 -0000      1.1
+++ tests/test-read-file.c      13 Nov 2006 18:20:57 -0000
@@ -24,6 +24,7 @@
 #include "read-file.h"
 
 #include <stdio.h>
+#include <stdlib.h>
 
 #define FILE1 "/etc/resolv.conf"
 #define FILE2 "/dev/null"