[CodeGen] Fix inconsistent declaration parameter name

llvm-svn: 337200
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.h b/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.h
index 08c6f45..69696f6 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.h
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.h
@@ -98,7 +98,7 @@
   /// corresponds to the MDNode mapped with the subprogram DIE.
   DenseMap<DIE *, const DINode *> ContainingTypeMap;
 
-  DwarfUnit(dwarf::Tag, const DICompileUnit *CU, AsmPrinter *A, DwarfDebug *DW,
+  DwarfUnit(dwarf::Tag, const DICompileUnit *Node, AsmPrinter *A, DwarfDebug *DW,
             DwarfFile *DWU);
 
   bool applySubprogramDefinitionAttributes(const DISubprogram *SP, DIE &SPDie);
@@ -187,7 +187,7 @@
 
   /// Add a dwarf op address data and value using the form given and an
   /// op of either DW_FORM_addr or DW_FORM_GNU_addr_index.
-  void addOpAddress(DIELoc &Die, const MCSymbol *Label);
+  void addOpAddress(DIELoc &Die, const MCSymbol *Sym);
 
   /// Add a label delta attribute data and value.
   void addLabelDelta(DIE &Die, dwarf::Attribute Attribute, const MCSymbol *Hi,
@@ -203,7 +203,7 @@
   void addDIETypeSignature(DIE &Die, uint64_t Signature);
 
   /// Add block data.
-  void addBlock(DIE &Die, dwarf::Attribute Attribute, DIELoc *Block);
+  void addBlock(DIE &Die, dwarf::Attribute Attribute, DIELoc *Loc);
 
   /// Add block data.
   void addBlock(DIE &Die, dwarf::Attribute Attribute, DIEBlock *Block);
@@ -260,7 +260,7 @@
                                  bool SkipSPAttributes = false);
 
   /// Find existing DIE or create new DIE for the given type.
-  DIE *getOrCreateTypeDIE(const MDNode *N);
+  DIE *getOrCreateTypeDIE(const MDNode *TyNode);
 
   /// Get context owner's DIE.
   DIE *getOrCreateContextDIE(const DIScope *Context);
@@ -342,7 +342,7 @@
 private:
   void constructTypeDIE(DIE &Buffer, const DIBasicType *BTy);
   void constructTypeDIE(DIE &Buffer, const DIDerivedType *DTy);
-  void constructTypeDIE(DIE &Buffer, const DISubroutineType *DTy);
+  void constructTypeDIE(DIE &Buffer, const DISubroutineType *CTy);
   void constructSubrangeDIE(DIE &Buffer, const DISubrange *SR, DIE *IndexTy);
   void constructArrayTypeDIE(DIE &Buffer, const DICompositeType *CTy);
   void constructEnumTypeDIE(DIE &Buffer, const DICompositeType *CTy);