1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
// run
// Copyright 2009 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
var m = map[int]int{0: 0, 1: 0}
var nf = 0
var i int
func multi() (int, int) { return 1, 2 }
func xxx() {
var c chan int
x, ok := <-c
var m map[int]int
x, ok = m[1]
var i interface{}
var xx int
xx, ok = i.(int)
a, b := multi()
_, _, _, _, _ = x, ok, xx, a, b
}
func f() map[int]int {
nf++
return m
}
func g() *int {
nf++
return &i
}
func main() {
f()[0]++
f()[1] += 2
*g() %= 2
if nf != 3 {
println("too many calls:", nf)
panic("fail")
}
}
|
