a0457c02b3
Summary: As requested by @filcab in https://reviews.llvm.org/D50251#1280267 Reviewers: filcab, vsk, #sanitizers, vitalybuka Reviewed By: filcab, #sanitizers, vitalybuka Subscribers: vitalybuka, kubamracek, dberris, llvm-commits, filcab Tags: #sanitizers Differential Revision: https://reviews.llvm.org/D53869 llvm-svn: 345661
28 lines
651 B
C++
28 lines
651 B
C++
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
|
|
// Test for implicit-integer-sign-change.
|
|
#include <assert.h>
|
|
#include <climits>
|
|
#include <cstddef>
|
|
#include <cstdint>
|
|
#include <cstdlib>
|
|
#include <iostream>
|
|
|
|
static volatile uint32_t Sink;
|
|
static volatile int32_t Storage = -1;
|
|
|
|
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
|
|
assert(Data);
|
|
if (Size > 0 && Data[0] == 'H') {
|
|
Sink = 1;
|
|
if (Size > 1 && Data[1] == 'i') {
|
|
Sink = 2;
|
|
if (Size > 2 && Data[2] == '!') {
|
|
Sink = Storage; // 'sign change'.
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|