Initial commit: Go 1.23 release state

test/fixedbugs/issue35291.go

@@ -0,0 +1,14 @@
+// errorcheck
+
+// Copyright 2019 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 error message for duplicated index in slice literal
+
+package p
+
+var s = []string{
+	1: "dup",
+	1: "dup", // ERROR "duplicate index in slice literal: 1|duplicate value for index 1|duplicate index 1"
+}