Include appropriate file

llvm-svn: 2379
diff --git a/llvm/lib/CodeGen/RegAlloc/PhyRegAlloc.h b/llvm/lib/CodeGen/RegAlloc/PhyRegAlloc.h
index 3c4f98a..5c27700 100644
--- a/llvm/lib/CodeGen/RegAlloc/PhyRegAlloc.h
+++ b/llvm/lib/CodeGen/RegAlloc/PhyRegAlloc.h
@@ -33,6 +33,8 @@
 #include "llvm/CodeGen/RegClass.h"
 #include "llvm/CodeGen/LiveRangeInfo.h"
 #include <deque>
+#include <map>
+
 class MachineCodeForMethod;
 class MachineRegInfo;
 class FunctionLiveVarInfo;