[libFuzzer] Delete llvm/lib/Fuzzer

Summary: Code is already in compiler-rt

Reviewers: kcc

Subscribers: krytarowski, llvm-commits, hiraditya

Differential Revision: https://reviews.llvm.org/D38912

llvm-svn: 315937

1 files changed, 0 insertions, 52 deletions

diff --git a/llvm/lib/Fuzzer/FuzzerExtFunctionsDlsym.cpp b/llvm/lib/Fuzzer/FuzzerExtFunctionsDlsym.cpp
deleted file mode 100644
index 06bddd5de38..00000000000
--- a/llvm/lib/Fuzzer/FuzzerExtFunctionsDlsym.cpp
+++ /dev/null
@@ -1,52 +0,0 @@
-//===- FuzzerExtFunctionsDlsym.cpp - Interface to external functions ------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-// Implementation for operating systems that support dlsym(). We only use it on
-// Apple platforms for now. We don't use this approach on Linux because it
-// requires that clients of LibFuzzer pass ``--export-dynamic`` to the linker.
-// That is a complication we don't wish to expose to clients right now.
-//===----------------------------------------------------------------------===//
-#include "FuzzerDefs.h"
-#if LIBFUZZER_APPLE
-
-#include "FuzzerExtFunctions.h"
-#include "FuzzerIO.h"
-#include <dlfcn.h>
-
-using namespace fuzzer;
-
-template <typename T>
-static T GetFnPtr(const char *FnName, bool WarnIfMissing) {
-  dlerror(); // Clear any previous errors.
-  void *Fn = dlsym(RTLD_DEFAULT, FnName);
-  if (Fn == nullptr) {
-    if (WarnIfMissing) {
-      const char *ErrorMsg = dlerror();
-      Printf("WARNING: Failed to find function \"%s\".", FnName);
-      if (ErrorMsg)
-        Printf(" Reason %s.", ErrorMsg);
-      Printf("\n");
-    }
-  }
-  return reinterpret_cast<T>(Fn);
-}
-
-namespace fuzzer {
-
-ExternalFunctions::ExternalFunctions() {
-#define EXT_FUNC(NAME, RETURN_TYPE, FUNC_SIG, WARN)                            \
-  this->NAME = GetFnPtr<decltype(ExternalFunctions::NAME)>(#NAME, WARN)
-
-#include "FuzzerExtFunctions.def"
-
-#undef EXT_FUNC
-}
-
-} // namespace fuzzer
-
-#endif // LIBFUZZER_APPLE