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/X86/AsmPrinter/X86ATTAsmPrinter.cpp b/lib/Target/X86/AsmPrinter/X86ATTAsmPrinter.cpp
index 0b55a12..565f09f 100644
--- a/lib/Target/X86/AsmPrinter/X86ATTAsmPrinter.cpp
+++ b/lib/Target/X86/AsmPrinter/X86ATTAsmPrinter.cpp
@@ -23,6 +23,7 @@
 #include "llvm/CallingConv.h"
 #include "llvm/DerivedTypes.h"
 #include "llvm/Module.h"
+#include "llvm/MDNode.h"
 #include "llvm/Type.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/StringExtras.h"
@@ -974,6 +975,8 @@
 
   std::string name = Mang->getValueName(GVar);
   Constant *C = GVar->getInitializer();
+  if (isa<MDNode>(C))
+    return;
   const Type *Type = C->getType();
   unsigned Size = TD->getTypeAllocSize(Type);
   unsigned Align = TD->getPreferredAlignmentLog(GVar);