changes to make it compatible with 64bit gcc

llvm-svn: 2791
diff --git a/llvm/lib/Target/Sparc/SparcRegInfo.cpp b/llvm/lib/Target/Sparc/SparcRegInfo.cpp
index 6aa4d81..96ff5ad 100644
--- a/llvm/lib/Target/Sparc/SparcRegInfo.cpp
+++ b/llvm/lib/Target/Sparc/SparcRegInfo.cpp
@@ -22,6 +22,7 @@
 #include <iostream>
 #include <values.h>
 using std::cerr;
+using std::vector;
 
 UltraSparcRegInfo::UltraSparcRegInfo(const UltraSparc &tgt)
   : MachineRegInfo(tgt), UltraSparcInfo(&tgt), NumOfIntArgRegs(6),