// -*- C++ -*- //===------------------------- hash_set ------------------------------------===// // // 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 _LIBCPP_EXT_HASH #define _LIBCPP_EXT_HASH #pragma GCC system_header #include <string> #include <cstring> namespace __gnu_cxx { using namespace std; template <typename _Tp> struct _LIBCPP_TYPE_VIS_ONLY hash { }; template <> struct _LIBCPP_TYPE_VIS_ONLY hash<const char*> : public unary_function<const char*, size_t> { _LIBCPP_INLINE_VISIBILITY size_t operator()(const char *__c) const _NOEXCEPT { return __do_string_hash(__c, __c + strlen(__c)); } }; template <> struct _LIBCPP_TYPE_VIS_ONLY hash<char *> : public unary_function<char*, size_t> { _LIBCPP_INLINE_VISIBILITY size_t operator()(char *__c) const _NOEXCEPT { return __do_string_hash<const char *>(__c, __c + strlen(__c)); } }; template <> struct _LIBCPP_TYPE_VIS_ONLY hash<char> : public unary_function<char, size_t> { _LIBCPP_INLINE_VISIBILITY size_t operator()(char __c) const _NOEXCEPT { return __c; } }; template <> struct _LIBCPP_TYPE_VIS_ONLY hash<signed char> : public unary_function<signed char, size_t> { _LIBCPP_INLINE_VISIBILITY size_t operator()(signed char __c) const _NOEXCEPT { return __c; } }; template <> struct _LIBCPP_TYPE_VIS_ONLY hash<unsigned char> : public unary_function<unsigned char, size_t> { _LIBCPP_INLINE_VISIBILITY size_t operator()(unsigned char __c) const _NOEXCEPT { return __c; } }; template <> struct _LIBCPP_TYPE_VIS_ONLY hash<short> : public unary_function<short, size_t> { _LIBCPP_INLINE_VISIBILITY size_t operator()(short __c) const _NOEXCEPT { return __c; } }; template <> struct _LIBCPP_TYPE_VIS_ONLY hash<unsigned short> : public unary_function<unsigned short, size_t> { _LIBCPP_INLINE_VISIBILITY size_t operator()(unsigned short __c) const _NOEXCEPT { return __c; } }; template <> struct _LIBCPP_TYPE_VIS_ONLY hash<int> : public unary_function<int, size_t> { _LIBCPP_INLINE_VISIBILITY size_t operator()(int __c) const _NOEXCEPT { return __c; } }; template <> struct _LIBCPP_TYPE_VIS_ONLY hash<unsigned int> : public unary_function<unsigned int, size_t> { _LIBCPP_INLINE_VISIBILITY size_t operator()(unsigned int __c) const _NOEXCEPT { return __c; } }; template <> struct _LIBCPP_TYPE_VIS_ONLY hash<long> : public unary_function<long, size_t> { _LIBCPP_INLINE_VISIBILITY size_t operator()(long __c) const _NOEXCEPT { return __c; } }; template <> struct _LIBCPP_TYPE_VIS_ONLY hash<unsigned long> : public unary_function<unsigned long, size_t> { _LIBCPP_INLINE_VISIBILITY size_t operator()(unsigned long __c) const _NOEXCEPT { return __c; } }; } #endif // _LIBCPP_EXT_HASH