// +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 | |
} |