diff --git a/clang/lib/Frontend/CompilerInstance.cpp b/clang/lib/Frontend/CompilerInstance.cpp
index 3b69fa2..da663fe 100644
--- a/clang/lib/Frontend/CompilerInstance.cpp
+++ b/clang/lib/Frontend/CompilerInstance.cpp
@@ -720,7 +720,7 @@
   //
   // FIXME: We shouldn't need to do this, the target should be immutable once
   // created. This complexity should be lifted elsewhere.
-  getTarget().setForcedLangOptions(getLangOpts());
+  getTarget().adjust(getLangOpts());
 
   // rewriter project will change target built-in bool type from its default. 
   if (getFrontendOpts().ProgramAction == frontend::RewriteObjC)