[PATCH] D38981: Added SpecialCastList fuzzer.

[Mitch Phillips via Phabricator via llvm-commits]

hctim updated this revision to Diff 119238.
hctim added a comment.

- morehouse@ comments.


https://reviews.llvm.org/D38981

Files:
  tools/llvm-special-case-list-fuzzer/CMakeLists.txt
  tools/llvm-special-case-list-fuzzer/DummySpecialCaseListFuzzer.cpp
  tools/llvm-special-case-list-fuzzer/special-case-list-fuzzer.cpp


Index: tools/llvm-special-case-list-fuzzer/special-case-list-fuzzer.cpp
===================================================================
--- /dev/null
+++ tools/llvm-special-case-list-fuzzer/special-case-list-fuzzer.cpp
@@ -0,0 +1,26 @@
+//===--- special-case-list-fuzzer.cpp - Fuzzer for special case lists -----===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Support/MemoryBuffer.h"
+#include "llvm/Support/SpecialCaseList.h"
+
+#include <cstdlib>
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
+  std::unique_ptr<llvm::MemoryBuffer> Buf = llvm::MemoryBuffer::getMemBuffer(
+      llvm::StringRef(reinterpret_cast<const char *>(Data), Size), "", false);
+
+  if (!Buf)
+    return 0;
+
+  std::string Error;
+  llvm::SpecialCaseList::create(Buf.get(), Error);
+
+  return 0;
+}
Index: tools/llvm-special-case-list-fuzzer/DummySpecialCaseListFuzzer.cpp
===================================================================
--- /dev/null
+++ tools/llvm-special-case-list-fuzzer/DummySpecialCaseListFuzzer.cpp
@@ -0,0 +1,19 @@
+//===--- DummySpecialCaseListFuzzer.cpp -----------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// Implementation of main so we can build and test without linking libFuzzer.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/FuzzMutate/FuzzerCLI.h"
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
+int main(int argc, char *argv[]) {
+  return llvm::runFuzzerOnInputs(argc, argv, LLVMFuzzerTestOneInput);
+}
Index: tools/llvm-special-case-list-fuzzer/CMakeLists.txt
===================================================================
--- /dev/null
+++ tools/llvm-special-case-list-fuzzer/CMakeLists.txt
@@ -0,0 +1,8 @@
+set(LLVM_LINK_COMPONENTS
+  Support
+  FuzzMutate
+)
+
+add_llvm_fuzzer(llvm-special-case-list-fuzzer
+  special-case-list-fuzzer.cpp
+  DUMMY_MAIN DummySpecialCaseListFuzzer.cpp)


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