Add a -cc1-level option -fmodule-name=<name>, which will be used when
building modules.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@144680 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/LangOptions.cpp b/lib/Basic/LangOptions.cpp
index 5f479db..991992a 100644
--- a/lib/Basic/LangOptions.cpp
+++ b/lib/Basic/LangOptions.cpp
@@ -26,5 +26,7 @@
 #define BENIGN_ENUM_LANGOPT(Name, Type, Bits, Default, Description) \
   Name = Default;
 #include "clang/Basic/LangOptions.def"
+  
+  CurrentModule.clear();
 }