LLVM  4.0.0
ShrinkControlFlowTest.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 // Test that we can find the minimal item in the corpus (3 bytes: "FUZ").
5 #include <cstdint>
6 #include <cstdlib>
7 #include <cstddef>
8 #include <cstring>
9 #include <cstdio>
10 
11 static volatile int Sink;
12 
13 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
14  int8_t Ids[256];
15  memset(Ids, -1, sizeof(Ids));
16  for (size_t i = 0; i < Size; i++)
17  if (Ids[Data[i]] == -1)
18  Ids[Data[i]] = i;
19  int F = Ids[(unsigned char)'F'];
20  int U = Ids[(unsigned char)'U'];
21  int Z = Ids[(unsigned char)'Z'];
22  if (F >= 0 && U > F && Z > U) {
23  Sink++;
24  //fprintf(stderr, "IDS: %d %d %d\n", F, U, Z);
25  }
26  return 0;
27 }
28 
int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size)
size_t i
#define F(x, y, z)
Definition: MD5.cpp:51
static volatile int Sink