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Diffstat (limited to 'test/fuzzer/PrintFuncTest.cpp')
-rw-r--r-- | test/fuzzer/PrintFuncTest.cpp | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/test/fuzzer/PrintFuncTest.cpp b/test/fuzzer/PrintFuncTest.cpp new file mode 100644 index 000000000000..d41b46239245 --- /dev/null +++ b/test/fuzzer/PrintFuncTest.cpp @@ -0,0 +1,39 @@ +// 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 <cstddef> +#include <cstdint> +#include <cstdlib> +#include <iostream> + +extern "C" { +__attribute__((noinline)) +void FunctionC(const uint8_t *Data, size_t Size) { + if (Size > 3 && Data[3] == 'Z') { + static bool PrintedOnce = false; + if (!PrintedOnce) { + std::cout << "BINGO\n"; + PrintedOnce = true; + } + } +} + +__attribute__((noinline)) +void FunctionB(const uint8_t *Data, size_t Size) { + if (Size > 2 && Data[2] == 'Z') + FunctionC(Data, Size); +} +__attribute__((noinline)) +void FunctionA(const uint8_t *Data, size_t Size) { + if (Size > 1 && Data[1] == 'U') + FunctionB(Data, Size); +} +} + +extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { + if (Size > 0 && Data[0] == 'F') + FunctionA(Data, Size); + return 0; +} + |