go asan_global4_fail 源码
golang asan_global4_fail 代码
文件路径：/misc/cgo/testsanitizers/testdata/asan_global4_fail.go
// Copyright 2022 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
import (
"fmt"
"unsafe"
)
var intGlo int
func main() {
r := bar(&intGlo)
fmt.Printf("r value is %d", r)
}
func bar(a *int) int {
p := (*int)(unsafe.Add(unsafe.Pointer(a), 1*unsafe.Sizeof(int(1))))
if *p == 10 { // BOOM
fmt.Println("its value is 10")
}
return *p
}
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