[llvm-commits] [llvm] r138107 - /llvm/trunk/include/llvm/ADT/IntervalMap.h

[Jakob Stoklund Olesen]

Author: stoklund
Date: Fri Aug 19 17:04:19 2011
New Revision: 138107

URL: http://llvm.org/viewvc/llvm-project?rev=138107&view=rev
Log:
Add IntervalMap::const_iterator::atBegin().

It returns true when operator--() can be called.

Modified:
    llvm/trunk/include/llvm/ADT/IntervalMap.h

Modified: llvm/trunk/include/llvm/ADT/IntervalMap.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/ADT/IntervalMap.h?rev=138107&r1=138106&r2=138107&view=diff
==============================================================================
--- llvm/trunk/include/llvm/ADT/IntervalMap.h (original)
+++ llvm/trunk/include/llvm/ADT/IntervalMap.h Fri Aug 19 17:04:19 2011
@@ -1335,6 +1335,9 @@
   /// valid - Return true if the current position is valid, false for end().
   bool valid() const { return path.valid(); }
 
+  /// atBegin - Return true if the current position is the first map entry.
+  bool atBegin() const { return path.atBegin(); }
+
   /// start - Return the beginning of the current interval.
   const KeyT &start() const { return unsafeStart(); }