Remove the unset, unused return value of

ASTReader::ReadMacroRecord(). No functionality change.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@136893 91177308-0d34-0410-b5e6-96231b3b80d8

include/clang/Serialization/ASTReader.h

@@ -1589,7 +1589,7 @@ public:
   Expr *ReadSubExpr();
 
   /// \brief Reads the macro record located at the given offset.
-  PreprocessedEntity *ReadMacroRecord(Module &F, uint64_t Offset);
+  void ReadMacroRecord(Module &F, uint64_t Offset);
 
   /// \brief Reads the preprocessed entity located at the current stream
   /// position.

lib/Serialization/ASTReader.cpp

@@ -1413,7 +1413,7 @@ bool ASTReader::ReadBlockAbbrevs(llvm::BitstreamCursor &Cursor,
   }
 }
 
-PreprocessedEntity *ASTReader::ReadMacroRecord(Module &F, uint64_t Offset) {
+void ASTReader::ReadMacroRecord(Module &F, uint64_t Offset) {
   assert(PP && "Forgot to set Preprocessor ?");
   llvm::BitstreamCursor &Stream = F.MacroCursor;
 
@@ -1430,14 +1430,14 @@ PreprocessedEntity *ASTReader::ReadMacroRecord(Module &F, uint64_t Offset) {
     unsigned Code = Stream.ReadCode();
     switch (Code) {
     case llvm::bitc::END_BLOCK:
-      return 0;
+      return;
 
     case llvm::bitc::ENTER_SUBBLOCK:
       // No known subblocks, always skip them.
       Stream.ReadSubBlockID();
       if (Stream.SkipBlock()) {
         Error("malformed block record in AST file");
-        return 0;
+        return;
       }
       continue;
 
@@ -1461,12 +1461,12 @@ PreprocessedEntity *ASTReader::ReadMacroRecord(Module &F, uint64_t Offset) {
       // of the definition of the macro we were looking for. We're
       // done.
       if (Macro)
-        return 0;
+        return;
 
       IdentifierInfo *II = getLocalIdentifier(F, Record[0]);
       if (II == 0) {
         Error("macro must have a name in AST file");
-        return 0;
+        return;
       }
       SourceLocation Loc = ReadSourceLocation(F, Record[1]);
       bool isUsed = Record[2];
@@ -1530,7 +1530,7 @@ PreprocessedEntity *ASTReader::ReadMacroRecord(Module &F, uint64_t Offset) {
   }
   }
   
-  return 0;
+  return;
 }
 
 PreprocessedEntity *ASTReader::LoadPreprocessedEntity(Module &F) {