MIR Parser: Report an error when a stack object is redefined.

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

diff --git a/lib/CodeGen/RegAllocBase.h b/lib/CodeGen/RegAllocBase.h
index b333c36bff92c308ac180789ea8205e597c756af..659b8f505a229fd277a69726cd519a64e7f9852b 100644 (file)
--- a/lib/CodeGen/RegAllocBase.h
+++ b/lib/CodeGen/RegAllocBase.h
@@ -34,8 +34,8 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef LLVM_CODEGEN_REGALLOCBASE
-#define LLVM_CODEGEN_REGALLOCBASE
+#ifndef LLVM_LIB_CODEGEN_REGALLOCBASE_H
+#define LLVM_LIB_CODEGEN_REGALLOCBASE_H
 
 #include "llvm/CodeGen/LiveInterval.h"
 #include "llvm/CodeGen/RegisterClassInfo.h"
@@ -96,6 +96,9 @@ protected:
   // Use this group name for NamedRegionTimer.
   static const char TimerGroupName[];
 
+  /// Method called when the allocator is about to remove a LiveInterval.
+  virtual void aboutToRemoveInterval(LiveInterval &LI) {}
+
 public:
   /// VerifyEnabled - True when -verify-regalloc is given.
   static bool VerifyEnabled;
@@ -106,4 +109,4 @@ private:
 
 } // end namespace llvm
 
-#endif // !defined(LLVM_CODEGEN_REGALLOCBASE)
+#endif