[glib: 3/4] tests: Add a test to avoid a set-but-unused variable

[Sebastian Dröge <sdroege src gnome org>]

commit 6e446931a809d2fc8c5799151740dfcdf9b6309e
Author: Philip Withnall <pwithnall endlessos org>
Date:   Mon Nov 23 16:44:20 2020 +0000

    tests: Add a test to avoid a set-but-unused variable
    
    Spotted by `scan-build`.
    
    Signed-off-by: Philip Withnall <pwithnall endlessos org>

 glib/tests/timeout.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/glib/tests/timeout.c b/glib/tests/timeout.c
index 47f00ba89..fc836f312 100644
--- a/glib/tests/timeout.c
+++ b/glib/tests/timeout.c
@@ -126,6 +126,8 @@ test_far_future_ready_time (void)
   n_fds = 0;
   n_fds = g_main_context_query (context, priority, &timeout_, NULL, n_fds);
 
+  g_assert_cmpint (n_fds, >=, 0);
+
   /* The true timeout in milliseconds doesn't fit into a gint. We definitely
    * don't want poll() to block forever:
    */