1 // run 2 3 // Copyright 2016 The Go Authors. All rights reserved. 4 // Use of this source code is governed by a BSD-style 5 // license that can be found in the LICENSE file. 6 7 // The linker can prune methods that are not directly called or 8 // assigned to interfaces, but only if reflect.Value.Method is 9 // never used. Test it here. 10 11 package main 12 13 import "reflect" 14 15 var called = false 16 17 type M int 18 19 func (m M) UniqueMethodName() { 20 called = true 21 } 22 23 var v M 24 25 func main() { 26 reflect.ValueOf(v).Method(0).Interface().(func())() 27 if !called { 28 panic("UniqueMethodName not called") 29 } 30 } 31
