No need to code gen MDNodes



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74150 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp b/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
index 98e4860..a78ca30 100644
--- a/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
+++ b/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
@@ -17,6 +17,7 @@
 #include "AlphaInstrInfo.h"
 #include "AlphaTargetMachine.h"
 #include "llvm/Module.h"
+#include "llvm/MDNode.h"
 #include "llvm/Type.h"
 #include "llvm/Assembly/Writer.h"
 #include "llvm/CodeGen/AsmPrinter.h"
@@ -222,6 +223,8 @@
 
   std::string name = Mang->getValueName(GVar);
   Constant *C = GVar->getInitializer();
+  if (isa<MDNode>(C))
+    return;
   unsigned Size = TD->getTypeAllocSize(C->getType());
   unsigned Align = TD->getPreferredAlignmentLog(GVar);