1 // Simple test for a fuzzer. The fuzzer must find the string "Hi!".
2 #include <cstdint>
3 #include <cstdlib>
4 #include <cstddef>
5 #include <iostream>
6 
7 static volatile int Sink;
8 static volatile int *Null = 0;
9 
LLVMFuzzerTestOneInput(const uint8_t * Data,size_t Size)10 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
11   if (Size > 0 && Data[0] == 'H') {
12     Sink = 1;
13     if (Size > 1 && Data[1] == 'i') {
14       Sink = 2;
15       if (Size > 2 && Data[2] == '!') {
16         std::cout << "Found the target, dereferencing NULL\n";
17         *Null = 1;
18       }
19     }
20   }
21   return 0;
22 }
23 
24