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Diffstat (limited to 'test/fuzzer/BadStrcmpTest.cpp')
-rw-r--r-- | test/fuzzer/BadStrcmpTest.cpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/fuzzer/BadStrcmpTest.cpp b/test/fuzzer/BadStrcmpTest.cpp new file mode 100644 index 000000000..ba2b068f7 --- /dev/null +++ b/test/fuzzer/BadStrcmpTest.cpp @@ -0,0 +1,19 @@ +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. + +// Test that we don't creash in case of bad strcmp params. +#include <cstddef> +#include <cstdint> +#include <cstring> + +static volatile int Sink; + +extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { + if (Size != 10) return 0; + // Data is not zero-terminated, so this call is bad. + // Still, there are cases when such calles appear, see e.g. + // https://bugs.llvm.org/show_bug.cgi?id=32357 + Sink = strcmp(reinterpret_cast<const char*>(Data), "123456789"); + return 0; +} + |