Add support to preserve type info for the variables that are removed by the optimizer.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103798 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.h b/lib/CodeGen/AsmPrinter/DwarfDebug.h
index 56282a3..48a5262 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.h
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.h
@@ -545,7 +545,7 @@
   bool extractScopeInformation();
   
   /// collectVariableInfo - Populate DbgScope entries with variables' info.
-  void collectVariableInfo();
+  void collectVariableInfo(const MachineFunction *);
   
 public:
   //===--------------------------------------------------------------------===//