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Est-ce un bogue dans std :: gcd?
Je suis tombé sur ce comportement std::gcdque j'ai trouvé inattendu: #include <iostream> #include <numeric> int main() { int a = -120; unsigned b = 10; //both a and b are representable in type C using C = std::common_type<decltype(a), decltype(b)>::type; C ca = std::abs(a); C cb = b; std::cout << a …