check in the bugs and fixed bugs

SVN=121543
diff --git a/test/fixedbugs/bug007.go b/test/fixedbugs/bug007.go
new file mode 100644
index 0000000..bd970de
--- /dev/null
+++ b/test/fixedbugs/bug007.go
@@ -0,0 +1,22 @@
+// $G $D/$F.go && $L $F.$A && ./$A.out
+
+// Copyright 2009 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 main
+
+type (
+	Point struct { x, y float };
+	Polar Point
+)
+
+func main() {
+}
+
+/*
+bug7.go:5: addtyp: renaming Point to Polar
+main.go.c:14: error: redefinition of typedef ‘_T_2’
+main.go.c:13: error: previous declaration of ‘_T_2’ was here
+main.go.c:16: error: redefinition of ‘struct _T_2’
+*/