Files
clang-p2996/compiler-rt/test/fuzzer/CounterTest.cpp
George Karpenkov 10ab2ace13 Move libFuzzer to compiler_rt.
Resulting library binaries will be named libclang_rt.fuzzer*, and will
be placed in Clang toolchain, allowing redistribution.

Differential Revision: https://reviews.llvm.org/D36908

llvm-svn: 311407
2017-08-21 23:25:50 +00:00

19 lines
480 B
C++

// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
// Test for a fuzzer: must find the case where a particular basic block is
// executed many times.
#include <iostream>
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
int Num = 0;
for (size_t i = 0; i < Size; i++)
if (Data[i] == 'A' + i)
Num++;
if (Num >= 4) {
std::cerr << "BINGO!\n";
exit(1);
}
return 0;
}