eliminate uses of cerr()


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79834 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/SystemZ/SystemZISelLowering.cpp b/lib/Target/SystemZ/SystemZISelLowering.cpp
index ef60536..701bff6 100644
--- a/lib/Target/SystemZ/SystemZISelLowering.cpp
+++ b/lib/Target/SystemZ/SystemZISelLowering.cpp
@@ -34,6 +34,7 @@
 #include "llvm/Target/TargetOptions.h"
 #include "llvm/Target/TargetLoweringObjectFile.h"
 #include "llvm/Support/Debug.h"
+#include "llvm/Support/raw_ostream.h"
 #include "llvm/ADT/VectorExtras.h"
 using namespace llvm;
 
@@ -289,7 +290,7 @@
       switch (LocVT.getSimpleVT().SimpleTy) {
       default:
 #ifndef NDEBUG
-        cerr << "LowerFormalArguments Unhandled argument type: "
+        errs() << "LowerFormalArguments Unhandled argument type: "
              << LocVT.getSimpleVT().SimpleTy
              << "\n";
 #endif