mirror of
https://github.com/golang/go
synced 2024-11-07 08:36:28 -07:00
3ee426aefa
Add asan tests to check the use of Go with -asan option. Currenly, the address sanitizer in Go only checks for error memory access to heap objects. TODO: Enable check for error memory access to global objects. Updates #44853. Change-Id: I83579f229f117b5684a369fc8f365f4dea140648 Reviewed-on: https://go-review.googlesource.com/c/go/+/298615 Trust: fannie zhang <Fannie.Zhang@arm.com> Run-TryBot: fannie zhang <Fannie.Zhang@arm.com> Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Go Bot <gobot@golang.org> Reviewed-by: Ian Lance Taylor <iant@golang.org>
35 lines
608 B
Go
35 lines
608 B
Go
// Copyright 2021 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
|
|
|
|
/*
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
|
|
int *p;
|
|
int* f() {
|
|
int i;
|
|
p = (int *)malloc(5*sizeof(int));
|
|
for (i = 0; i < 5; i++) {
|
|
p[i] = i+10;
|
|
}
|
|
return p;
|
|
}
|
|
*/
|
|
import "C"
|
|
import (
|
|
"fmt"
|
|
"unsafe"
|
|
)
|
|
|
|
func main() {
|
|
a := C.f()
|
|
q5 := (*C.int)(unsafe.Add(unsafe.Pointer(a), 4*5))
|
|
// Access to C pointer out of bounds.
|
|
*q5 = 100
|
|
// We shouldn't get here; asan should stop us first.
|
|
fmt.Printf("q5: %d, %x\n", *q5, q5)
|
|
}
|