YAMLParser: silence warning about tautological comparison on unsigned-char platforms.

No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@155280 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2012-04-21 10:51:42 +00:00
parent f0ae38ef2e
commit 2ddb84506c

View File

@ -658,7 +658,7 @@ std::string yaml::escape(StringRef Input) {
EscapedInput += "\\r";
else if (*i == 0x1B)
EscapedInput += "\\e";
else if (*i >= 0 && *i < 0x20) { // Control characters not handled above.
else if ((unsigned char)*i < 0x20) { // Control characters not handled above.
std::string HexStr = utohexstr(*i);
EscapedInput += "\\x" + std::string(2 - HexStr.size(), '0') + HexStr;
} else if (*i & 0x80) { // UTF-8 multiple code unit subsequence.