llvm-project/compiler-rt/test/fuzzer/SimpleTestStdio.cpp

27 lines
634 B
C++

// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
// Simple test for a fuzzer. The fuzzer must find the string "Hi!".
#include <assert.h>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
static volatile int Sink;
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] == '!') {
fprintf(stderr, "BINGO; Found the target, exiting\n");
exit(0);
}
}
}
return 0;
}