1*0a6a1f1dSLionel Sambuc //===----------------------------------------------------------------------===// 2*0a6a1f1dSLionel Sambuc // 3*0a6a1f1dSLionel Sambuc // The LLVM Compiler Infrastructure 4*0a6a1f1dSLionel Sambuc // 5*0a6a1f1dSLionel Sambuc // This file is dual licensed under the MIT and the University of Illinois Open 6*0a6a1f1dSLionel Sambuc // Source Licenses. See LICENSE.TXT for details. 7*0a6a1f1dSLionel Sambuc // 8*0a6a1f1dSLionel Sambuc //===----------------------------------------------------------------------===// 9*0a6a1f1dSLionel Sambuc 104684ddb6SLionel Sambuc #ifndef TEST_HASH_H 114684ddb6SLionel Sambuc #define TEST_HASH_H 124684ddb6SLionel Sambuc 134684ddb6SLionel Sambuc #include <cstddef> 144684ddb6SLionel Sambuc #include <type_traits> 154684ddb6SLionel Sambuc 164684ddb6SLionel Sambuc template <class C> 174684ddb6SLionel Sambuc class test_hash 184684ddb6SLionel Sambuc : private C 194684ddb6SLionel Sambuc { 204684ddb6SLionel Sambuc int data_; 214684ddb6SLionel Sambuc public: data_(data)224684ddb6SLionel Sambuc explicit test_hash(int data = 0) : data_(data) {} 234684ddb6SLionel Sambuc 244684ddb6SLionel Sambuc std::size_t operator()254684ddb6SLionel Sambuc operator()(typename std::add_lvalue_reference<const typename C::argument_type>::type x) const 264684ddb6SLionel Sambuc {return C::operator()(x);} 274684ddb6SLionel Sambuc 284684ddb6SLionel Sambuc bool operator==(const test_hash& c) const 294684ddb6SLionel Sambuc {return data_ == c.data_;} 304684ddb6SLionel Sambuc }; 314684ddb6SLionel Sambuc 324684ddb6SLionel Sambuc #endif // TEST_HASH_H 33