1 files changed, 19 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 184ba15dd62..7a2d72d1b7b 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -1979,3 +1979,22 @@ bool Sema::CheckOverloadedOperatorDeclaration(FunctionDecl *FnDecl) {
 
   return false;
 }
+
+Sema::DeclTy *Sema::ActOnLinkageSpec(SourceLocation Loc,
+                                     const char *Lang, unsigned StrSize,
+                                     DeclTy *D) {
+  LinkageSpecDecl::LanguageIDs Language;
+  Decl *dcl = static_cast<Decl *>(D);
+  if (strncmp(Lang, "\"C\"", StrSize) == 0)
+    Language = LinkageSpecDecl::lang_c;
+  else if (strncmp(Lang, "\"C++\"", StrSize) == 0)
+    Language = LinkageSpecDecl::lang_cxx;
+  else {
+    Diag(Loc, diag::err_bad_language);
+    return 0;
+  }
+  
+  // FIXME: Add all the various semantics of linkage specifications
+  return LinkageSpecDecl::Create(Context, Loc, Language, dcl);
+}
+