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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
include/nlohmann/detail/input/lexer.hpp
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@ -1367,7 +1367,7 @@ scan_number_done:
std::string result; std::string result;
for (const auto c : token_string) for (const auto c : token_string)
{ {
if ('\x00' <= c and c <= '\x1F') if (static_cast<unsigned char>(c) <= '\x1F')
{ {
// escape control characters // escape control characters
std::array<char, 9> cs{{}}; std::array<char, 9> cs{{}};

2
single_include/nlohmann/json.hpp
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@ -9456,7 +9456,7 @@ scan_number_done:
std::string result; std::string result;
for (const auto c : token_string) for (const auto c : token_string)
{ {
if ('\x00' <= c and c <= '\x1F') if (static_cast<unsigned char>(c) <= '\x1F')
{ {
// escape control characters // escape control characters
std::array<char, 9> cs{{}}; std::array<char, 9> cs{{}};