[PATCH] D36882: [clang-proto-fuzzer] Allow user-specified compiler arguments.

[Matt Morehouse via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL311185: [clang-proto-fuzzer] Allow user-specified compiler arguments. (authored by morehouse).

Changed prior to commit:
  https://reviews.llvm.org/D36882?vs=111713&id=111715#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D36882

Files:
  cfe/trunk/tools/clang-fuzzer/ExampleClangProtoFuzzer.cpp


Index: cfe/trunk/tools/clang-fuzzer/ExampleClangProtoFuzzer.cpp
===================================================================
--- cfe/trunk/tools/clang-fuzzer/ExampleClangProtoFuzzer.cpp
+++ cfe/trunk/tools/clang-fuzzer/ExampleClangProtoFuzzer.cpp
@@ -20,9 +20,25 @@
 
 #include "src/libfuzzer/libfuzzer_macro.h"
 
+#include <cstring>
+
 using namespace clang_fuzzer;
 
+static std::vector<const char *> CLArgs;
+
+extern "C" int LLVMFuzzerInitialize(int *argc, char ***argv) {
+  CLArgs.push_back("-O2");
+  for (int I = 1; I < *argc; I++) {
+    if (strcmp((*argv)[I], "-ignore_remaining_args=1") == 0) {
+      for (I++; I < *argc; I++)
+        CLArgs.push_back((*argv)[I]);
+      break;
+    }
+  }
+  return 0;
+}
+
 DEFINE_BINARY_PROTO_FUZZER(const Function& input) {
   auto S = FunctionToString(input);
-  HandleCXX(S, {"-O2"});
+  HandleCXX(S, CLArgs);
 }


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