diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 93a3840a4..07c9a1b8d 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,8 @@
+2004-03-26  Christopher Faylor  <cgf@redhat.com>
+
+	* sigproc.cc (wait_sig): Report if not trying to send signal due to
+	queued signal.
+
 2004-03-25  Christopher Faylor  <cgf@redhat.com>
 
 	* path.cc (normalize_posix_path): Reorganize to short circuit to DOS
diff --git a/winsup/cygwin/sigproc.cc b/winsup/cygwin/sigproc.cc
index 077557511..4dc9bdb9e 100644
--- a/winsup/cygwin/sigproc.cc
+++ b/winsup/cygwin/sigproc.cc
@@ -1162,7 +1162,9 @@ wait_sig (VOID *self)
 	default:
 	  if (pack.si.si_signo < 0)
 	    sig_clear (-pack.si.si_signo);
-	  else if (!sigq.sigs[pack.si.si_signo].si.si_signo)
+	  else if (sigq.sigs[pack.si.si_signo].si.si_signo)
+	    sigproc_printf ("sig %d already queued", pack.si.si_signo);
+	  else
 	    {
 	      int sig = pack.si.si_signo;
 	      int sigres = pack.process ();