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Detect overflow using a long long for the computation result.

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Closes #1306
This commit is contained in:
Maxime Coste 2017-07-19 17:55:48 +02:00
parent d3f438810e
commit f87afbcb65
1 changed files with 2 additions and 2 deletions
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4
src/input_handler.cc
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@ -235,8 +235,8 @@ public:
} }
else if (cp and isdigit(*cp)) else if (cp and isdigit(*cp))
{ {
int new_val = m_params.count * 10 + *cp - '0'; long long new_val = (long long)m_params.count * 10 + *cp - '0';
if (new_val < 0) if (new_val > std::numeric_limits<int>::max())
context().print_status({ "parameter overflowed", get_face("Error") }); context().print_status({ "parameter overflowed", get_face("Error") });
else else
m_params.count = new_val; m_params.count = new_val;