check for redeclaration of package name

R=r
DELTA=10  (10 added, 0 deleted, 0 changed)
OCL=28585
CL=28591

diff --git a/test/import1.go b/test/import1.go
new file mode 100644 (file)
index 0000000..caa1222
--- /dev/null
+++ b/test/import1.go
@@ -0,0 +1,14 @@
+// errchk $G -e $D/$F.go
+
+// 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.
+
+// check for import conflicts
+
+package main
+
+import (
+       "bufio";
+       bufio "os";     // ERROR "redeclaration"
+)