1 files changed, 2 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/DebugHandlerBase.h b/llvm/lib/CodeGen/AsmPrinter/DebugHandlerBase.h
index cd02c4446a7..b8bbcec133f 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DebugHandlerBase.h
+++ b/llvm/lib/CodeGen/AsmPrinter/DebugHandlerBase.h
@@ -38,12 +38,10 @@ protected:
   MachineModuleInfo *MMI;
 
   /// Previous instruction's location information. This is used to
-  /// determine label location to indicate scope boundaries in debug info.
-  /// We track the previous instruction's source location (if not line 0),
-  /// whether it was a label, and its parent BB.
+  /// determine label location to indicate scope boundries in dwarf
+  /// debug info.
   DebugLoc PrevInstLoc;
   MCSymbol *PrevLabel = nullptr;
-  const MachineBasicBlock *PrevInstBB = nullptr;
 
   /// This location indicates end of function prologue and beginning of
   /// function body.