Add note that this is for old bytecode files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17991 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Bytecode/Reader/Reader.cpp b/lib/Bytecode/Reader/Reader.cpp
index bbf69520881cceba1097c906922f09cc5c527ddf..e08656822d7fcbec25921a6094434b9b787954f3 100644 (file)
--- a/lib/Bytecode/Reader/Reader.cpp
+++ b/lib/Bytecode/Reader/Reader.cpp
@@ -1449,7 +1449,7 @@ Constant *BytecodeReader::ParseConstantValue(unsigned TypeID) {
     return Result;
   }
 
-  case Type::PointerTyID: {  // ConstantPointerRef value...
+  case Type::PointerTyID: {  // ConstantPointerRef value (backwards compat).
     const PointerType *PT = cast<PointerType>(Ty);
     unsigned Slot = read_vbr_uint();