[llvm-commits] CVS: llvm/include/llvm/ADT/CStringMap.h

[Chris Lattner]

Changes in directory llvm/include/llvm/ADT:

CStringMap.h updated: 1.2 -> 1.3
---
Log message:

add a method


---
Diffs of the changes:  (+8 -0)

 CStringMap.h |    8 ++++++++
 1 files changed, 8 insertions(+)


Index: llvm/include/llvm/ADT/CStringMap.h
diff -u llvm/include/llvm/ADT/CStringMap.h:1.2 llvm/include/llvm/ADT/CStringMap.h:1.3
--- llvm/include/llvm/ADT/CStringMap.h:1.2	Sun Oct 29 17:47:01 2006
+++ llvm/include/llvm/ADT/CStringMap.h	Sun Oct 29 21:14:15 2006
@@ -86,6 +86,14 @@
     return static_cast<ValueTy*>(TheTable[BucketNo].Item);
   }
   
+  /// GetKeyForValueInMap - Given a value that is inserted into this map, return
+  /// the string that corresponds to it.  This is an efficient operation that
+  /// is provided by CStringMap.  The string is live as long as the value is in
+  /// the map.
+  static const char *GetKeyForValueInMap(const ValueTy &Val) {
+    return reinterpret_cast<const char*>(&Val+1);
+  }
+  
   /// GetOrCreateValue - Look up the specified key in the table.  If a value
   /// exists, return it.  Otherwise, default construct a value, insert it, and
   /// return.