YAMLParser: silence warning about tautological comparison on unsigned-char platforms.
No functionality change. llvm-svn: 155280
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@ -658,7 +658,7 @@ std::string yaml::escape(StringRef Input) {
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EscapedInput += "\\r";
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else if (*i == 0x1B)
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EscapedInput += "\\e";
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else if (*i >= 0 && *i < 0x20) { // Control characters not handled above.
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else if ((unsigned char)*i < 0x20) { // Control characters not handled above.
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std::string HexStr = utohexstr(*i);
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EscapedInput += "\\x" + std::string(2 - HexStr.size(), '0') + HexStr;
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} else if (*i & 0x80) { // UTF-8 multiple code unit subsequence.
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