--- libgo/go/runtime/numcpu_bsdsunix_test.go.orig	2020-03-04 19:30:03.000000000 +1100
+++ libgo/go/runtime/numcpu_bsdsunix_test.go	2020-09-22 00:15:02.433291000 +1000
@@ -0,0 +1,15 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package runtime_test
+
+import "testing"
+
+func TestBSDSUniXNumCPU(t *testing.T) {
+	got := runTestProg(t, "testprog", "BSDSUniXNumCPU")
+	want := "OK\n"
+	if got != want {
+		t.Fatalf("expected %q, but got:\n%s", want, got)
+	}
+}