Don't record nested macro expansions in the preprocessing record,

it can only bring pain when dealing with preprocessor abuse (see: boost).

rdar://10898986

llvm-svn: 151427

clang/lib/Frontend/CompilerInstance.cpp

@@ -257,8 +257,7 @@ void CompilerInstance::createPreprocessor() {
   }
 
   if (PPOpts.DetailedRecord)
-    PP->createPreprocessingRecord(
-                                  PPOpts.DetailedRecordIncludesNestedMacroExpansions);
+    PP->createPreprocessingRecord();
 
   InitializePreprocessor(*PP, PPOpts, getHeaderSearchOpts(), getFrontendOpts());