gdb: add logging in fetch_inferior_event to see the result of do_target_wait

Change-Id: I3a7c3d34d5e13345ce281de052893efefa349892

diff --git a/gdb/infrun.c b/gdb/infrun.c
index 159a13b3a238bb69c8fd45ac71d2185b40535e4a..ad7ff7f1a89dd01b01586e27573bd1557c5628b9 100644 (file)
--- a/gdb/infrun.c
+++ b/gdb/infrun.c
@@ -3890,7 +3890,12 @@ fetch_inferior_event ()
                             target_execution_direction ());
 
     if (!do_target_wait (minus_one_ptid, ecs, TARGET_WNOHANG))
-      return;
+      {
+       infrun_log_debug ("do_target_wait returned false");
+       return;
+      }
+
+    infrun_log_debug ("do_target_wait returned true");
 
     gdb_assert (ecs->ws.kind != TARGET_WAITKIND_IGNORE);