blob: be51d37e8fe2290f021d715d2a2d99cc9f59be7f [file] [log] [blame]
Roman Lebedeva06ad182019-01-15 09:44:27 +00001// This file is distributed under the University of Illinois Open Source
2// License. See LICENSE.TXT for details.
3
4// Test for alignment assumption failure.
5
6#include <assert.h>
7#include <climits>
8#include <cstddef>
9#include <cstdint>
10#include <cstdlib>
11#include <iostream>
12
13static volatile int32_t Sink;
14
15extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
16 assert(Data);
17 if (Size > 0 && Data[0] == 'H') {
18 Sink = 1;
19 if (Size > 1 && Data[1] == 'i') {
20 Sink = 2;
21 if (Size > 2 && Data[2] == '!') {
22 __builtin_assume_aligned(Data + 1, 0x8000);
23 }
24 }
25 }
26 return 0;
27}