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author | George Karpenkov <ekarpenkov@apple.com> | 2017-08-21 23:25:50 +0000 |
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committer | George Karpenkov <ekarpenkov@apple.com> | 2017-08-21 23:25:50 +0000 |
commit | 0c8339c8aab25f1156558e9e2082b4b124dc2327 (patch) | |
tree | 4f04d28abce4cbaa73fbba2b64f56af353e0f08b /test/fuzzer/AbsNegAndConstant64Test.cpp | |
parent | 1a32c939c5eece22f3ca6cf70bd05a1527bc0970 (diff) |
Move libFuzzer to compiler_rt.
Resulting library binaries will be named libclang_rt.fuzzer*, and will
be placed in Clang toolchain, allowing redistribution.
Differential Revision: https://reviews.llvm.org/D36908
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@311407 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/fuzzer/AbsNegAndConstant64Test.cpp')
-rw-r--r-- | test/fuzzer/AbsNegAndConstant64Test.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/test/fuzzer/AbsNegAndConstant64Test.cpp b/test/fuzzer/AbsNegAndConstant64Test.cpp new file mode 100644 index 000000000..abeb784e9 --- /dev/null +++ b/test/fuzzer/AbsNegAndConstant64Test.cpp @@ -0,0 +1,24 @@ +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. + +// abs(x) < 0 and y == Const puzzle, 64-bit variant. +#include <cstddef> +#include <cstdint> +#include <cstdio> +#include <cstdlib> +#include <cstring> + +extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { + if (Size < 16) return 0; + int64_t x; + uint64_t y; + memcpy(&x, Data, sizeof(x)); + memcpy(&y, Data + sizeof(x), sizeof(y)); + if (llabs(x) < 0 && y == 0xbaddcafedeadbeefULL) { + printf("BINGO; Found the target, exiting; x = 0x%lx y 0x%lx\n", x, y); + fflush(stdout); + exit(1); + } + return 0; +} + |