Initial commit: Go 1.23 release state

test/typeparam/issue48537.go

@@ -0,0 +1,21 @@
+// compile
+
+// Copyright 2021 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.
+
+package main
+
+func main() {
+}
+
+type C interface {
+	map[int]string
+}
+
+func f[A C]() A {
+	return A{
+		1: "a",
+		2: "b",
+	}
+}