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
|
// +build amd64
// run
// Copyright 2016 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 out int
var zero int
func main() {
wantPanic("test1", func() {
out = 1 / zero
})
wantPanic("test2", func() {
_ = 1 / zero
})
wantPanic("test3", func() {
v := 0
_ = 1 / v
})
wantPanic("test4", func() { divby(0) })
}
func wantPanic(test string, fn func()) {
defer func() {
if e := recover(); e == nil {
panic(test + ": expected panic")
}
}()
fn()
}
//go:noinline
func divby(v int) {
_ = 1 / v
}
|
