diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index b8b5011..c929b49 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -670,6 +670,9 @@
       Res.push_back("-fobjc-gc-only");
     }
   }
+  if (!Opts.ObjCInferRelatedResultType)
+    Res.push_back("-fno-objc-infer-related-result-type");
+  
   if (Opts.AppleKext)
     Res.push_back("-fapple-kext");
   
@@ -1485,6 +1488,9 @@
   else if (Args.hasArg(OPT_fobjc_gc))
     Opts.setGCMode(LangOptions::HybridGC);
   
+  if (Args.hasArg(OPT_fno_objc_infer_related_result_type))
+    Opts.ObjCInferRelatedResultType = 0;
+  
   if (Args.hasArg(OPT_fapple_kext)) {
     if (!Opts.CPlusPlus)
       Diags.Report(diag::warn_c_kext);