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// { dg-options "-Wno-deprecated" }
#include <backward/hashtable.h>
#include <utility>
struct modulo2_hash
{
size_t operator()(int const key) const
{
return key % 2;
}
};
struct modulo2_eq
{
bool operator()(int const left, int const right) const
{
return left % 2 == right % 2;
}
};
int main()
{
typedef std::_Select1st<std::pair<int const, int> > extract_type;
typedef
__gnu_cxx::hashtable<std::pair<int const, int>, int, modulo2_hash,
extract_type, modulo2_eq, std::allocator<int> >
table_type;
table_type table(4, modulo2_hash(), modulo2_eq(), extract_type(),
std::allocator<int>());
table.insert_equal(std::make_pair(2, 1));
table_type::iterator it(table.insert_equal(std::make_pair(4, 2)));
table.erase(it->first);
}
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