26.valarray.members.stdcxx-313.cpp

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#include <cassert>
#include <cstdlib>
#include <cstring>
#include <new>
#include <valarray>
 
 
void* operator new (std::size_t s) throw (std::bad_alloc)
{
    return std::memset (std::malloc (s), 0x55, s);
}
 
void operator delete (void *ptr) throw ()
{
    std::free (ptr);
}
 
 
struct S {
    const S* const self;
    S (): self (this) { }
    S (const S &s): self (this) { assert (&s == s.self); }
    ~S () { assert (this == self); }
    S& operator= (const S &s) {
        assert (this == self && &s == s.self);
        return *this;
    }
};
 
 
S foo (S s) { return s; }
S bar (const S &s) { return s; }
 
 
int main ()
{
    const std::valarray<S> a (2);
 
    a.apply (foo);
    a.apply (bar);
}