Add a "Modules" language option, which subsumes the previous

"AutoModuleImport" preprocessor option and is tied to -fmodules.

llvm-svn: 147448

clang/lib/Frontend/InitPreprocessor.cpp

@@ -627,10 +627,6 @@ void clang::InitializePreprocessor(Preprocessor &PP,
   InitializeFileRemapping(PP.getDiagnostics(), PP.getSourceManager(),
                           PP.getFileManager(), InitOpts);
 
-  // Specify whether the preprocessor should replace #include/#import with
-  // module imports when plausible.
-  PP.setAutoModuleImport(InitOpts.AutoModuleImport);
-
   // Emit line markers for various builtin sections of the file.  We don't do
   // this in asm preprocessor mode, because "# 4" is not a line marker directive
   // in this mode.