bug324.go: test case for issue 1550

Also: renamed fixedbugs/bug322.go to fixedbugs/bug323.go
because we already have a bugs/bug322.go and bug322.dir.

R=rsc
CC=golang-dev
https://golang.org/cl/4219044
diff --git a/test/bugs/bug324.go b/test/bugs/bug324.go
new file mode 100644
index 0000000..8b4e292
--- /dev/null
+++ b/test/bugs/bug324.go
@@ -0,0 +1,8 @@
+// $G $D/$F.dir/p.go && errchk $G $D/$F.dir/main.go
+
+// Copyright 2011 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.
+
+// Test case for issue 1550
+ignored