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// PR c++/54170
// { dg-do run { target c++11 } }
#include <cassert>
struct A;
typedef A* ptr;
typedef int (A::*pmf) (int);
typedef int (A::*pdm);
int total;
void add(int n)
{
total += n;
}
template <typename RType, typename Callable>
RType Call(Callable native_func, int arg)
{
return native_func(arg);
}
template <typename RType>
RType do_test(int delta)
{
return Call<RType>([=](int delta) { add(delta); return nullptr; }, delta);
}
template <typename RType>
void test()
{
total = 0;
assert (!do_test<RType>(5));
assert (total == 5);
assert (!do_test<RType>(20));
assert (total == 25);
assert (!do_test<RType>(-256));
assert (total == -231);
}
int main()
{
test<ptr>();
test<pdm>();
test<pmf>();
}
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