xref: /netbsd-src/tests/usr.bin/cc/t_asan_heap_overflow.sh (revision bf6dc715c6905c9ce92e0a05b79fa93d2809b49a)
1*bf6dc715Smgorny#	$NetBSD: t_asan_heap_overflow.sh,v 1.3 2019/01/29 19:56:37 mgorny Exp $
29f0bdbd9Skamil#
3*bf6dc715Smgorny# Copyright (c) 2018, 2019 The NetBSD Foundation, Inc.
49f0bdbd9Skamil# All rights reserved.
59f0bdbd9Skamil#
69f0bdbd9Skamil# This code is derived from software contributed to The NetBSD Foundation
79f0bdbd9Skamil# by Siddharth Muralee.
89f0bdbd9Skamil#
99f0bdbd9Skamil# Redistribution and use in source and binary forms, with or without
109f0bdbd9Skamil# modification, are permitted provided that the following conditions
119f0bdbd9Skamil# are met:
129f0bdbd9Skamil# 1. Redistributions of source code must retain the above copyright
139f0bdbd9Skamil#    notice, this list of conditions and the following disclaimer.
149f0bdbd9Skamil# 2. Redistributions in binary form must reproduce the above copyright
159f0bdbd9Skamil#    notice, this list of conditions and the following disclaimer in the
169f0bdbd9Skamil#    documentation and/or other materials provided with the distribution.
179f0bdbd9Skamil#
189f0bdbd9Skamil# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
199f0bdbd9Skamil# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
209f0bdbd9Skamil# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
219f0bdbd9Skamil# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
229f0bdbd9Skamil# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
239f0bdbd9Skamil# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
249f0bdbd9Skamil# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
259f0bdbd9Skamil# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
269f0bdbd9Skamil# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
279f0bdbd9Skamil# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
289f0bdbd9Skamil# POSSIBILITY OF SUCH DAMAGE.
299f0bdbd9Skamil#
309f0bdbd9Skamil
31*bf6dc715SmgornyASAN_CODE='
329f0bdbd9Skamil#include <stdio.h>
339f0bdbd9Skamil#include <stdlib.h>
349f0bdbd9Skamil#include <string.h>
359f0bdbd9Skamilint foo(int);
36*bf6dc715Smgorny#ifndef PIC_MAIN
379f0bdbd9Skamilint foo(int index) { int *x = (int *)malloc(20); int res = x[index * 4]; free(x); return res;}
38*bf6dc715Smgorny#endif
39*bf6dc715Smgorny#ifndef PIC_FOO
409f0bdbd9Skamilint main(int argc, char **argv) {foo(argc + 19); printf("CHECK\n"); exit(0);}
41*bf6dc715Smgorny#endif
42*bf6dc715Smgorny'
439f0bdbd9Skamil
44*bf6dc715Smgornyasan_test_case heap_overflow "Heap Overflow example" heap-buffer-overflow
459f0bdbd9Skamil
469f0bdbd9Skamilatf_init_test_cases()
479f0bdbd9Skamil{
48*bf6dc715Smgorny	asan_add_test_cases heap_overflow
499f0bdbd9Skamil}
50