Changes for 64bit gcc


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2799 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llc/llc.cpp b/tools/llc/llc.cpp
index 1ef8144..4f98e55 100644
--- a/tools/llc/llc.cpp
+++ b/tools/llc/llc.cpp
@@ -22,6 +22,7 @@
 #include <memory>
 #include <fstream>
 using std::string;
+using std::cerr;
 
 static cl::String InputFilename ("", "Input filename", cl::NoFlags, "-");
 static cl::String OutputFilename("o", "Output filename", cl::NoFlags, "");