Fix handling of UTF-8 characters in string constants

2022-01-12 20:05:49 +01:00 · 2022-01-12 20:05:49 +01:00 · 2388be23a3
parent 772884eb09
commit 2388be23a3
1 changed files with 1 additions and 1 deletions
--- a/exprtk.hpp
+++ b/exprtk.hpp
@ -175,7 +175,7 @@ namespace exprtk

      inline bool is_valid_string_char(const char_t c)
      {
-         return std::isprint(static_cast<uchar_t>(c)) ||
+         return !std::iscntrl(static_cast<uchar_t>(c)) ||
                is_whitespace(c);
      }