// run // 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 import "reflect" type T [129]byte func main() { m := map[string]T{} v := reflect.ValueOf(m) v.SetMapIndex(reflect.ValueOf("a"), reflect.ValueOf(T{})) g = m["a"] } var g T