From 71d5a2540a98c81f5bcaeb48805e0e2881f530ef Mon Sep 17 00:00:00 2001 From: Dimitry Andric Date: Sun, 16 Apr 2017 16:01:22 +0000 Subject: Vendor import of llvm trunk r300422: https://llvm.org/svn/llvm-project/llvm/trunk@300422 --- lib/Fuzzer/test/BadStrcmpTest.cpp | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 lib/Fuzzer/test/BadStrcmpTest.cpp (limited to 'lib/Fuzzer/test/BadStrcmpTest.cpp') diff --git a/lib/Fuzzer/test/BadStrcmpTest.cpp b/lib/Fuzzer/test/BadStrcmpTest.cpp new file mode 100644 index 000000000000..159cd7ea5f70 --- /dev/null +++ b/lib/Fuzzer/test/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 +#include +#include + +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(Data), "123456789"); + return 0; +} + -- cgit v1.2.3