[committed]: [testsuite] Really ensure printf/fprintf are available in dprintf.exp

[Yao Qi <yao@codesourcery.com>]

On 06/01/2012 08:48 PM, Yao Qi wrote:
> 2012-06-01  Yao Qi  <yao@codesourcery.com>
> 
> 	* gdb.base/dprintf.c (main): Add extra parameter.
> 	(bar): New function.  It is a dead function, but to ensure
> 	'malloc' is linked explicitly.

Patch attached is what I committed (with the typo fixed).
http://sourceware.org/ml/gdb-cvs/2012-06/msg00045.html

-- 
Yao (齐尧) 

2012-06-06  Yao Qi  <yao@codesourcery.com>
 
	* gdb.base/dprintf.c (main): Add extra parameter when calling
	printf and fprintf.
	(bar): New function.  It is a dead function, but to ensure
	'malloc' is linked explicitly.

RCS file: /cvs/src/src/gdb/testsuite/gdb.base/dprintf.c,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- src/gdb/testsuite/gdb.base/dprintf.c	2012/05/14 15:38:41	1.1
+++ src/gdb/testsuite/gdb.base/dprintf.c	2012/06/06 08:51:22	1.2
@@ -33,8 +33,8 @@
   int loc = 1234;
 
   /* Ensure these functions are available.  */
-  printf ("kickoff\n");
-  fprintf (stderr, "also to stderr\n");
+  printf ("kickoff %d\n", loc);
+  fprintf (stderr, "also to stderr %d\n", loc);
 
   foo (loc++);
   foo (loc++);
@@ -42,3 +42,17 @@
   return g;
 }
 
+#include <stdlib.h>
+/* Make sure function 'malloc' is linked into program.  One some bare-metal
+   port, if we don't use 'malloc', it will not be linked in program.  'malloc'
+   is needed, otherwise we'll see such error message
+
+   evaluation of this expression requires the program to have a function
+   "malloc".  */
+void
+bar (void)
+{
+  void *p = malloc (16);
+
+  free (p);
+}