[modules] Consistently construct a buffer as input to build the module.

This means the main file for modules will always be a virtual one.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@165591 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 0 deletions

diff --git a/include/clang/Basic/Module.h b/include/clang/Basic/Module.h
index a53f87d7b7..faaca22bd0 100644
--- a/include/clang/Basic/Module.h
+++ b/include/clang/Basic/Module.h
@@ -290,6 +290,10 @@ public:
   submodule_iterator submodule_end()   { return SubModules.end(); }
   submodule_const_iterator submodule_end() const { return SubModules.end(); }
   
+  static StringRef getModuleInputBufferName() {
+    return "<module-includes>";
+  }
+
   /// \brief Print the module map for this module to the given stream. 
   ///
   void print(llvm::raw_ostream &OS, unsigned Indent = 0) const;