[patch] Fix a value leak by VAROBJ

[Jan Kratochvil]

Hi,

a memory leak.  install_new_value() already release_value()s `var->value'.

No regressions on x86_64-unknown-linux-gnu (there is now a recent regression
on HEAD for gdb.base/sigbpt.exp but it is unrelated to this patch).


Thanks,
Jan


gdb/
2009-03-09  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* varobj.c (free_variable): Call value_free.

--- gdb/varobj.c	5 Feb 2009 17:28:21 -0000	1.123
+++ gdb/varobj.c	9 Mar 2009 17:35:49 -0000
@@ -1512,6 +1512,8 @@ new_root_variable (void)
 static void
 free_variable (struct varobj *var)
 {
+  value_free (var->value);
+
   /* Free the expression if this is a root variable. */
   if (is_root_p (var))
     {