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-rw-r--r--src/StringUtils.h10
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;