Add a LangOptions member to IdentifierResolver.
Make Sema pass the LangOptions to IdentifierResolver's constructor.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@56015 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/IdentifierResolver.cpp b/lib/Sema/IdentifierResolver.cpp
index 7943295..8c0c4d6 100644
--- a/lib/Sema/IdentifierResolver.cpp
+++ b/lib/Sema/IdentifierResolver.cpp
@@ -134,7 +134,9 @@
 // IdentifierResolver Implementation
 //===----------------------------------------------------------------------===//
 
-IdentifierResolver::IdentifierResolver() : IdDeclInfos(new IdDeclInfoMap) {}
+IdentifierResolver::IdentifierResolver(const LangOptions &langOpt)
+    : LangOpt(langOpt), IdDeclInfos(new IdDeclInfoMap) {
+}
 IdentifierResolver::~IdentifierResolver() {
   delete IdDeclInfos;
 }
diff --git a/lib/Sema/IdentifierResolver.h b/lib/Sema/IdentifierResolver.h
index 4d2f0dd..82c4f06 100644
--- a/lib/Sema/IdentifierResolver.h
+++ b/lib/Sema/IdentifierResolver.h
@@ -221,10 +221,12 @@
   /// The decl must already be part of the decl chain.
   void RemoveDecl(NamedDecl *D);
 
-  IdentifierResolver();
+  explicit IdentifierResolver(const LangOptions &LangOpt);
   ~IdentifierResolver();
 
 private:
+  const LangOptions &LangOpt;
+
   class IdDeclInfoMap;
   IdDeclInfoMap *IdDeclInfos;
 
diff --git a/lib/Sema/Sema.cpp b/lib/Sema/Sema.cpp
index 2b8127b..f43264d 100644
--- a/lib/Sema/Sema.cpp
+++ b/lib/Sema/Sema.cpp
@@ -81,7 +81,8 @@
 }
 
 Sema::Sema(Preprocessor &pp, ASTContext &ctxt, ASTConsumer &consumer)
-  : PP(pp), Context(ctxt), Consumer(consumer), CurContext(0), CurBlock(0) {
+  : PP(pp), Context(ctxt), Consumer(consumer), CurContext(0), CurBlock(0),
+    IdResolver(pp.getLangOptions()) {
   
   // Get IdentifierInfo objects for known functions for which we
   // do extra checking.