Add some documentation, to make it so the next person doens't select

the wrong function.  :-)

llvm-svn: 76752

diff --git a/clang/include/clang/Analysis/CFG.h b/clang/include/clang/Analysis/CFG.h
index 90b6cdc08dcf6948aecff8630fde2a265d514bbc..34dedc074a0d55376e500532aa452dabd144b50c 100644 (file)
--- a/clang/include/clang/Analysis/CFG.h
+++ b/clang/include/clang/Analysis/CFG.h
@@ -280,6 +280,8 @@ public:
   BlkExprNumTy  getBlkExprNum(const Stmt* S);
   unsigned      getNumBlkExprs();
   
+  /// getNumBlockIDs - Returns the total number of BlockIDs allocated (which
+  /// start at 0).
   unsigned getNumBlockIDs() const { return NumBlockIDs; }
 
   //===--------------------------------------------------------------------===//