Class MovedFrom

dnn/test/common/small_vector.cpp:894–903

}

struct MovedFrom {
    bool has_value;
    MovedFrom() : has_value(true) {}
    MovedFrom(MovedFrom&& m) : has_value(m.has_value) { m.has_value = false; }
    MovedFrom& operator=(MovedFrom&& m) {
        has_value = m.has_value;
        m.has_value = false;
        return *this;
    }
};

TEST(SmallVectorTest, MidInsert) {
    SmallVector<MovedFrom, 3> v;