From: George Burgess IV <george.burgess.iv@gmail.com>
Date: Thu, 16 Jun 2016 02:30:33 +0000 (+0000)
Subject: [Lex] Try to fix a 'comparison is always false' warning. NFC.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=50c5f439016ff04f7575e8f6c0a3c4c49564d342;p=clang

[Lex] Try to fix a 'comparison is always false' warning. NFC.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@272867 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Lex/PPDirectives.cpp b/lib/Lex/PPDirectives.cpp
index 7c7c8f2a18..77f118fd3c 100644
--- a/lib/Lex/PPDirectives.cpp
+++ b/lib/Lex/PPDirectives.cpp
@@ -162,7 +162,7 @@ static bool warnByDefaultOnWrongCase(StringRef Include) {
   SmallString<32> LowerInclude{Include};
   for (char &Ch : LowerInclude) {
     // In the ASCII range?
-    if (Ch < 0 || Ch > 0x7f)
+    if (static_cast<unsigned char>(Ch) > 0x7f)
       return false; // Can't be a standard header
     // ASCII lowercase:
     if (Ch >= 'A' && Ch <= 'Z')