From: Kazu Hirata <kazu@google.com>
Date: Wed, 30 Nov 2022 16:57:05 +0000 (-0800)
Subject: [Basic] Fix a warning
X-Git-Tag: upstream/17.0.6~25855
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=eef7054f331b18c695a278704a6dd0b31dcd2be0;p=platform%2Fupstream%2Fllvm.git

[Basic] Fix a warning

This patch fixes:

  clang/lib/Basic/SourceManager.cpp:1292:19: error: comparison of
  integers of different signs: 'long' and 'unsigned long'
  [-Werror,-Wsign-compare]
---

diff --git a/clang/lib/Basic/SourceManager.cpp b/clang/lib/Basic/SourceManager.cpp
index f61dc0f..a5f673f 100644
--- a/clang/lib/Basic/SourceManager.cpp
+++ b/clang/lib/Basic/SourceManager.cpp
@@ -1289,7 +1289,7 @@ LineOffsetMapping LineOffsetMapping::get(llvm::MemoryBufferRef Buffer,
 
   // scan sizeof(Word) bytes at a time for new lines.
   // This is much faster than scanning each byte independently.
-  if (End - Start > sizeof(Word)) {
+  if ((unsigned long)(End - Start) > sizeof(Word)) {
     do {
       Word = llvm::support::endian::read64(Buf, llvm::support::little);
       // no new line => jump over sizeof(Word) bytes.