diff --git a/llvm/lib/CodeGen/AsmPrinter/WinCodeViewLineTables.h b/llvm/lib/CodeGen/AsmPrinter/WinCodeViewLineTables.h
index a5b399f..43d1a43 100644
--- a/llvm/lib/CodeGen/AsmPrinter/WinCodeViewLineTables.h
+++ b/llvm/lib/CodeGen/AsmPrinter/WinCodeViewLineTables.h
@@ -52,11 +52,13 @@
   struct InstrInfoTy {
     StringRef Filename;
     unsigned LineNumber;
+    unsigned ColumnNumber;
 
-    InstrInfoTy() : LineNumber(0) {}
+    InstrInfoTy() : LineNumber(0), ColumnNumber(0) {}
 
-    InstrInfoTy(StringRef Filename, unsigned LineNumber)
-        : Filename(Filename), LineNumber(LineNumber) {}
+    InstrInfoTy(StringRef Filename, unsigned LineNumber, unsigned ColumnNumber)
+        : Filename(Filename), LineNumber(LineNumber),
+          ColumnNumber(ColumnNumber) {}
   };
   DenseMap<MCSymbol *, InstrInfoTy> InstrInfo;