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go/misc/cgo/testsanitizers/testdata/asan3_fail.go
fanzha02 3ee426aefa cmd/dist: add asan tests in misc/cgo/testsanitizers package
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>
2021-11-02 06:21:44 +00:00

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486 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>
void test(int *a) {
// Access Go pointer out of bounds.
int c = a[5]; // BOOM
// We shouldn't get here; asan should stop us first.
printf("a[5]=%d\n", c);
}
*/
import "C"
func main() {
cIntSlice := []C.int{200, 201, 203, 203, 204}
C.test(&cIntSlice[0])
}