[perl-Glib-Object-Introspection] Fix compilation warnings for debug variables

[Emmanuele Bassi <ebassi src gnome org>]

commit 8e9d1668817dccfbef5346ad9188159357ede09f
Author: Emmanuele Bassi <ebassi linux intel com>
Date:   Sat Feb 26 13:47:17 2011 +0000

    Fix compilation warnings for debug variables

 GObjectIntrospection.xs |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/GObjectIntrospection.xs b/GObjectIntrospection.xs
index bdc976a..92f25b0 100644
--- a/GObjectIntrospection.xs
+++ b/GObjectIntrospection.xs
@@ -1819,7 +1819,9 @@ _invoke (class, basename, namespace, method, ...)
 	gpointer *args = NULL;
 	gpointer func_pointer = NULL, instance = NULL;
 	const gchar *symbol = NULL;
+#ifdef NOISY
 	guint have_args;
+#endif
 	guint n_args, n_invoke_args;
 	guint n_in_args;
 	guint n_out_args;
@@ -1850,9 +1852,9 @@ _invoke (class, basename, namespace, method, ...)
 	if (is_constructor) {
 		stack_offset++;
 	}
-
+#ifdef NOISY
 	have_args = items - stack_offset;
-
+#endif
 	n_invoke_args = n_args =
 		g_callable_info_get_n_args ((GICallableInfo *) info);