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asan_unsafe_fail1.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" ) func main() { a := 1 b := 2 c := add(a, b) d := a + b fmt.Println(c, d) } //go:noinline func add(a1, b1 int) int { // The arguments. // When -asan is enabled, unsafe.Pointer(&a1) conversion is escaping. var p *int = (*int)(unsafe.Add(unsafe.Pointer(&a1), 1*unsafe.Sizeof(int(1)))) *p = 10 // BOOM return a1 + b1 }
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