Initial commit: Go 1.23 release state

test/fixedbugs/bug327.go

@@ -0,0 +1,24 @@
+// run
+
+// 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.
+
+// Conversion between identical interfaces.
+// Issue 1647.
+
+// The compiler used to not realize this was a no-op,
+// so it generated a call to the non-existent function runtime.convE2E.
+
+package main
+
+type (
+	a interface{}
+	b interface{}
+)
+
+func main() {
+	x := a(1)
+	z := b(x)
+	_ = z
+}