1 files changed, 9 insertions, 0 deletions
diff --git a/include/clang/CodeGen/BackendUtil.h b/include/clang/CodeGen/BackendUtil.h
index abcef8130d..193a0fb4d9 100644
--- a/include/clang/CodeGen/BackendUtil.h
+++ b/include/clang/CodeGen/BackendUtil.h
@@ -19,6 +19,7 @@ namespace clang {
   class Diagnostic;
   class CodeGenOptions;
   class TargetOptions;
+  class Decl;
   
   enum BackendAction {
     Backend_EmitAssembly,  ///< Emit native assembly files
@@ -32,6 +33,14 @@ namespace clang {
   void EmitBackendOutput(Diagnostic &Diags, const CodeGenOptions &CGOpts,
                          const TargetOptions &TOpts, llvm::Module *M,
                          BackendAction Action, llvm::raw_ostream *OS);
+
+  /// \brief Determines if the decl can be CodeGen'ed or deserialized from PCH
+  /// lazily, only when used; this is only relevant for function or file scoped
+  /// var definitions.
+  ///
+  /// \returns true if the function/var must be CodeGen'ed/deserialized even if
+  /// it is not used.
+  bool DeclIsRequiredFunctionOrFileScopedVar(const Decl *D);
 }
 
 #endif