diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
index 32a7d1a..f3b8beb 100644
--- a/lib/Driver/Driver.cpp
+++ b/lib/Driver/Driver.cpp
@@ -16,6 +16,7 @@
 #include "clang/Driver/DriverDiagnostic.h"
 #include "clang/Driver/Job.h"
 #include "clang/Driver/Options.h"
+#include "clang/Driver/SanitizerArgs.h"
 #include "clang/Driver/Tool.h"
 #include "clang/Driver/ToolChain.h"
 #include "llvm/ADT/ArrayRef.h"
@@ -2051,3 +2052,10 @@
 
   return std::make_pair(IncludedFlagsBitmask, ExcludedFlagsBitmask);
 }
+
+const SanitizerArgs &
+Driver::getOrParseSanitizerArgs(const ArgList &Args) const {
+  if (!SanitizerArguments.get())
+    SanitizerArguments.reset(new SanitizerArgs(*this, Args));
+  return *SanitizerArguments.get();
+}