File: bug487993.cpp

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// the original issue ocurred with Eigen3
// this is roughly the same using a simple struct
// 
#include <cassert>
#include <memory>
//#include <iostream>

struct Test
{
    alignas(16) double array[16];
};

int main()
{
    std::unique_ptr<Test> test = std::make_unique<Test>();
    //std::cerr << "test " << test.get() << ' ' << (reinterpret_cast<size_t>(test.get()) & 0xfUL) << '\n';
    assert((reinterpret_cast<size_t>(test.get()) & 0xfUL) == 0);
}