Stub out RegAllocGreedy.

[oota-llvm.git] / lib / CodeGen / LiveIntervalUnion.h

diff --git a/lib/CodeGen/LiveIntervalUnion.h b/lib/CodeGen/LiveIntervalUnion.h
index 2068149ca0ca6881a06a0f265e56367a5af8602b..0c9a13a606c7f1c7d7304ee47f5a6c9a87369bce 100644 (file)
--- a/lib/CodeGen/LiveIntervalUnion.h
+++ b/lib/CodeGen/LiveIntervalUnion.h
@@ -75,6 +75,7 @@ public:
   // by their starting position.
   SegmentIter begin() { return Segments.begin(); }
   SegmentIter end() { return Segments.end(); }
+  bool empty() { return Segments.empty(); }
 
   // Add a live virtual register to this union and merge its segments.
   void unify(LiveInterval &VirtReg);