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Diffstat (limited to 'libcxx/test/std/containers/Emplaceable.h')
-rw-r--r-- | libcxx/test/std/containers/Emplaceable.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/libcxx/test/std/containers/Emplaceable.h b/libcxx/test/std/containers/Emplaceable.h new file mode 100644 index 00000000000..34dd326203b --- /dev/null +++ b/libcxx/test/std/containers/Emplaceable.h @@ -0,0 +1,54 @@ +//===----------------------------------------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef EMPLACEABLE_H +#define EMPLACEABLE_H + +#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES + +class Emplaceable +{ + Emplaceable(const Emplaceable&); + Emplaceable& operator=(const Emplaceable&); + + int int_; + double double_; +public: + Emplaceable() : int_(0), double_(0) {} + Emplaceable(int i, double d) : int_(i), double_(d) {} + Emplaceable(Emplaceable&& x) + : int_(x.int_), double_(x.double_) + {x.int_ = 0; x.double_ = 0;} + Emplaceable& operator=(Emplaceable&& x) + {int_ = x.int_; x.int_ = 0; + double_ = x.double_; x.double_ = 0; + return *this;} + + bool operator==(const Emplaceable& x) const + {return int_ == x.int_ && double_ == x.double_;} + bool operator<(const Emplaceable& x) const + {return int_ < x.int_ || (int_ == x.int_ && double_ < x.double_);} + + int get() const {return int_;} +}; + +namespace std { + +template <> +struct hash<Emplaceable> + : public std::unary_function<Emplaceable, std::size_t> +{ + std::size_t operator()(const Emplaceable& x) const {return x.get();} +}; + +} + +#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES + +#endif // EMPLACEABLE_H |