}
		mbase := collectInlCands(string(b))

		// Redo the build with -cover, also with "-m".
		args = []string{"build", "-gcflags=runtime=-m", mode, "runtime"}
		cmd = testenv.Command(t, testenv.GoToolPath(t), args...)
		b, err = cmd.CombinedOutput()
		if err != nil {
			t.Fatalf("build failed (%v): %s", err, b)
		}
		mcov := collectInlCands(string(b))