go source for verification 2026-05-22

test/interface/convert2.go

@@ -0,0 +1,24 @@
+// run
+
+// 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.
+
+// Test static interface conversion of interface value nil.
+
+package main
+
+type R interface { R() }
+type RW interface { R(); W() }
+
+var e interface {}
+var r R
+var rw RW
+
+func main() {
+	r = r
+	r = rw
+	e = r
+	e = rw
+	rw = rw
+}