QtCreator does not find usages in BOOST_FOREACH

#include <boost/foreach.hpp>
#include <vector>

struct Test
{
    int field;
    int fun(void) { return 0;};
};


int main()
{

    Test t;
    int k1 = t.field;
    int v1 = t.fun();

    std::vector<Test> vec;

    BOOST_FOREACH(Test & s, vec)
    {
        int k2 = s.field;
        int v2 = s.fun();
    }

    return 0;
}