1 files changed, 10 insertions, 0 deletions
diff --git a/include/llvm/Analysis/DebugInfo.h b/include/llvm/Analysis/DebugInfo.h
index 01c1dec..b8a6ce3 100644
--- a/include/llvm/Analysis/DebugInfo.h
+++ b/include/llvm/Analysis/DebugInfo.h
@@ -94,6 +94,7 @@ namespace llvm {
     bool isVariable() const;
     bool isSubprogram() const;
     bool isGlobalVariable() const;
+    bool isScope() const;
   };
 
   /// DISubrange - This is used to represent ranges, for array bounds.
@@ -118,6 +119,15 @@ namespace llvm {
     }
   };
 
+  /// DIScope - A base class for various scopes.
+  class DIScope : public DIDescriptor {
+  public:
+    explicit DIScope(MDNode *N = 0) : DIDescriptor (N) {
+      if (DbgNode && !isScope())
+        DbgNode = 0;
+    }
+  };
+
   /// DICompileUnit - A wrapper for a compile unit.
   class DICompileUnit : public DIDescriptor {
   public: