95 lines
2.4 KiB
C++
95 lines
2.4 KiB
C++
// -*- C++ -*-
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//===-------------------------- typeindex ---------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP_TYPEINDEX
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#define _LIBCPP_TYPEINDEX
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/*
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typeindex synopsis
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namespace std
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{
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class type_index
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{
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public:
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type_index(const type_info& rhs);
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bool operator==(const type_index& rhs) const;
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bool operator!=(const type_index& rhs) const;
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bool operator< (const type_index& rhs) const;
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bool operator<=(const type_index& rhs) const;
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bool operator> (const type_index& rhs) const;
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bool operator>=(const type_index& rhs) const;
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size_t hash_code() const;
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const char* name() const;
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};
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template <>
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struct hash<type_index>
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: public unary_function<type_index, size_t>
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{
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size_t operator()(type_index index) const;
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};
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} // std
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*/
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#include <__config>
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#include <typeinfo>
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#include <__functional_base>
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#pragma GCC system_header
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_LIBCPP_BEGIN_NAMESPACE_STD
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class _LIBCPP_VISIBLE type_index
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{
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const type_info* __t_;
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public:
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_LIBCPP_INLINE_VISIBILITY
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type_index(const type_info& __y) : __t_(&__y) {}
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_LIBCPP_INLINE_VISIBILITY
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bool operator==(const type_index& __y) const {return *__t_ == *__y.__t_;}
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_LIBCPP_INLINE_VISIBILITY
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bool operator!=(const type_index& __y) const {return *__t_ != *__y.__t_;}
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_LIBCPP_INLINE_VISIBILITY
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bool operator< (const type_index& __y) const {return __t_->before(*__y.__t_);}
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_LIBCPP_INLINE_VISIBILITY
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bool operator<=(const type_index& __y) const {return !__y.__t_->before(*__t_);}
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_LIBCPP_INLINE_VISIBILITY
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bool operator> (const type_index& __y) const {return __y.__t_->before(*__t_);}
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_LIBCPP_INLINE_VISIBILITY
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bool operator>=(const type_index& __y) const {return !__t_->before(*__y.__t_);}
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_LIBCPP_INLINE_VISIBILITY
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size_t hash_code() const {return __t_->hash_code();}
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_LIBCPP_INLINE_VISIBILITY
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const char* name() const {return __t_->name();}
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};
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template <class _Tp> struct _LIBCPP_VISIBLE hash;
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template <>
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struct _LIBCPP_VISIBLE hash<type_index>
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: public unary_function<type_index, size_t>
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{
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_LIBCPP_INLINE_VISIBILITY
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size_t operator()(type_index __index) const {return __index.hash_code();}
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};
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_LIBCPP_END_NAMESPACE_STD
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#endif // _LIBCPP_TYPEINDEX
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