1 files changed, 23 insertions, 1 deletions

diff --git a/include/llvm/Analysis/DebugInfo.h b/include/llvm/Analysis/DebugInfo.h
index 232804e57d..a6ccc29e79 100644
--- a/include/llvm/Analysis/DebugInfo.h
+++ b/include/llvm/Analysis/DebugInfo.h
@@ -99,6 +99,7 @@ namespace llvm {
     bool isGlobalVariable() const;
     bool isScope() const;
     bool isCompileUnit() const;
+    bool isNameSpace() const;
     bool isLexicalBlock() const;
     bool isSubrange() const;
     bool isEnumerator() const;
@@ -218,7 +219,7 @@ namespace llvm {
     virtual ~DIType() {}
 
     DIDescriptor getContext() const     { return getDescriptorField(1); }
-    StringRef getName() const         { return getStringField(2);     }
+    StringRef getName() const           { return getStringField(2);     }
     DICompileUnit getCompileUnit() const{ return getFieldAs<DICompileUnit>(3); }
     unsigned getLineNumber() const      { return getUnsignedField(4); }
     uint64_t getSizeInBits() const      { return getUInt64Field(5); }
@@ -470,6 +471,22 @@ namespace llvm {
     StringRef getFilename() const  { return getContext().getFilename(); }
   };
 
+  /// DINameSpace - A wrapper for a C++ style name space.
+  class DINameSpace : public DIScope { 
+  public:
+    explicit DINameSpace(MDNode *N = 0) : DIScope(N) {
+      if (DbgNode && !isNameSpace())
+        DbgNode = 0;
+    }
+
+    DIScope getContext() const     { return getFieldAs<DIScope>(1);      }
+    StringRef getName() const      { return getStringField(2);           }
+    StringRef getDirectory() const { return getContext().getDirectory(); }
+    StringRef getFilename() const  { return getContext().getFilename();  }
+    DICompileUnit getCompileUnit() const { return getFieldAs<DICompileUnit>(3); }
+    unsigned getLineNumber() const { return getUnsignedField(4);         }
+  };
+
   /// DILocation - This object holds location information. This object
   /// is not associated with any DWARF tag.
   class DILocation : public DIDescriptor {
@@ -624,6 +641,11 @@ namespace llvm {
     /// with the specified parent context.
     DILexicalBlock CreateLexicalBlock(DIDescriptor Context);
 
+    /// CreateNameSpace - This creates new descriptor for a namespace
+    /// with the specified parent context.
+    DINameSpace CreateNameSpace(DIDescriptor Context, StringRef Name,
+                                DICompileUnit CU, unsigned LineNo);
+
     /// CreateLocation - Creates a debug info location.
     DILocation CreateLocation(unsigned LineNo, unsigned ColumnNo,
                               DIScope S, DILocation OrigLoc);