diff options
Diffstat (limited to '')
| -rw-r--r-- | src/StringUtils.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/StringUtils.h b/src/StringUtils.h index b5fc58a2d..62767d007 100644 --- a/src/StringUtils.h +++ b/src/StringUtils.h @@ -158,7 +158,7 @@ bool StringToInteger(const AString & a_str, T & a_Num) return false; } result *= 10; - T digit = a_str[i] - '0'; + T digit = static_cast<T>(a_str[i] - '0'); if (std::numeric_limits<T>::max() - digit < result) { return false; @@ -168,6 +168,12 @@ bool StringToInteger(const AString & a_str, T & a_Num) } else { + // Unsigned result cannot be signed! + if (!std::numeric_limits<T>::is_signed) + { + return false; + } + for (size_t size = a_str.size(); i < size; i++) { if ((a_str[i] < '0') || (a_str[i] > '9')) @@ -179,7 +185,7 @@ bool StringToInteger(const AString & a_str, T & a_Num) return false; } result *= 10; - T digit = a_str[i] - '0'; + T digit = static_cast<T>(a_str[i] - '0'); if (std::numeric_limits<T>::min() + digit > result) { return false; |