LLVM  4.0.0
BufferOverflowOnInput.cpp
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1 // This file is distributed under the University of Illinois Open Source
2 // License. See LICENSE.TXT for details.
3 
4 // Simple test for a fuzzer. The fuzzer must find the string "Hi!".
5 #include <assert.h>
6 #include <cstdint>
7 #include <cstdlib>
8 #include <cstddef>
9 #include <iostream>
10 
11 static volatile bool SeedLargeBuffer;
12 
13 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
14  assert(Data);
15  if (Size >= 4)
16  SeedLargeBuffer = true;
17  if (Size == 3 && SeedLargeBuffer && Data[3]) {
18  std::cout << "Woops, reading Data[3] w/o crashing\n";
19  exit(1);
20  }
21  return 0;
22 }
23 
static volatile bool SeedLargeBuffer
int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size)
assert(ImpDefSCC.getReg()==AMDGPU::SCC &&ImpDefSCC.isDef())