Initial commit: Go 1.23 release state

test/fixedbugs/issue4458.go

@@ -0,0 +1,20 @@
+// errorcheck
+
+// Copyright 2012 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.
+
+// Issue 4458: gc accepts invalid method expressions
+// like (**T).Method.
+
+package main
+
+type T struct{}
+
+func (T) foo() {}
+
+func main() {
+	av := T{}
+	pav := &av
+	(**T).foo(&pav) // ERROR "no method .*foo|requires named type or pointer to named|undefined"
+}