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Cast character to unsigned for comparison

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This commit is contained in:
Tobias Kux
2020-05-27 13:15:31 +02:00
parent d70d06ae41
commit 23051df2c7
2 changed files with 2 additions and 2 deletions
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2
single_include/nlohmann/json.hpp
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@ -9456,7 +9456,7 @@ scan_number_done:
std::string result;
for (const auto c : token_string)
{
if ('\x00' <= c and c <= '\x1F')
if (static_cast<unsigned char>(c) <= '\x1F')
{
// escape control characters
std::array<char, 9> cs{{}};