|  | // compile | 
|  |  | 
|  | // Copyright 2020 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 p | 
|  |  | 
|  | func f() { | 
|  | if len([]int{})-1 < len([]int{}) { | 
|  | } | 
|  |  | 
|  | var st struct { | 
|  | i int | 
|  | } | 
|  | g := func() string { | 
|  | return "" | 
|  | } | 
|  | h := func(string) string { | 
|  | return g() + g() | 
|  | } | 
|  | s, i := "", 0 | 
|  |  | 
|  | st.i = len(s) | 
|  | i = len(h(s[i+0:i+1])) + len(s[len(s)+1:i+1]) | 
|  | s = s[(len(s[i+1:len(s)+1])+1):len(h(""))+1] + (s[i+1 : len([]int{})+i]) | 
|  | i = 1 + len([]int{len([]string{s[i+len([]int{}) : len(s)+i]})}) | 
|  |  | 
|  | var ch chan int | 
|  | ch <- len(h("")) - len(s) | 
|  | } |