Merge remote-tracking branch 'origin/swift-4.1-branch' into stable
diff --git a/lib/Frontend/InitHeaderSearch.cpp b/lib/Frontend/InitHeaderSearch.cpp
index 4bde9d0..1d7c8a0 100644
--- a/lib/Frontend/InitHeaderSearch.cpp
+++ b/lib/Frontend/InitHeaderSearch.cpp
@@ -485,7 +485,6 @@
     if (triple.isOSDarwin()) {
       AddPath("/System/Library/Frameworks", System, true);
       AddPath("/Library/Frameworks", System, true);
-      AddPath("/System/Library/PrivateFrameworks", System, true);
     }
   }
 }