Strip llvm.dbg.lv also.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104236 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/IPO/StripSymbols.cpp b/lib/Transforms/IPO/StripSymbols.cpp
index 310e4a2..6bc8e66 100644
--- a/lib/Transforms/IPO/StripSymbols.cpp
+++ b/lib/Transforms/IPO/StripSymbols.cpp
@@ -229,6 +229,12 @@
     NMD->eraseFromParent();
   }
   
+  NMD = M.getNamedMetadata("llvm.dbg.lv");
+  if (NMD) {
+    Changed = true;
+    NMD->eraseFromParent();
+  }
+  
   unsigned MDDbgKind = M.getMDKindID("dbg");
   for (Module::iterator MI = M.begin(), ME = M.end(); MI != ME; ++MI) 
     for (Function::iterator FI = MI->begin(), FE = MI->end(); FI != FE;