Silencing a -Wsign-compare warning; NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@247986 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index f8d6f785a10126b5942e1e7a3ee94568239d4395..f38f26cd6365cb043f8d9321c9ec684a7ddea8b5 100644 (file)
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -3274,7 +3274,7 @@ std::error_code BitcodeReader::parseModule(bool Resume,
     case bitc::MODULE_CODE_ALIAS:
     case bitc::MODULE_CODE_ALIAS_OLD: {
       bool NewRecord = BitCode == bitc::MODULE_CODE_ALIAS;
-      if (Record.size() < (3 + NewRecord))
+      if (Record.size() < (3 + (unsigned)NewRecord))
         return error("Invalid record");
       unsigned OpNum = 0;
       Type *Ty = getTypeByID(Record[OpNum++]);