diff options
| -rw-r--r-- | AK/Checked.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/AK/Checked.h b/AK/Checked.h index 062fb962f4..9514a8fb9d 100644 --- a/AK/Checked.h +++ b/AK/Checked.h @@ -234,6 +234,25 @@ public: return *this; } + template<typename U, typename V, typename X> + static bool multiplication_would_overflow(U u, V v) + { + Checked checked; + checked = u; + checked *= v; + return checked.has_overflow(); + } + + template<typename U, typename V, typename X> + static bool multiplication_would_overflow(U u, V v, X x) + { + Checked checked; + checked = u; + checked *= v; + checked *= x; + return checked.has_overflow(); + } + private: T m_value; bool m_overflow { false }; |