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      1 //===----------------------------------------------------------------------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is dual licensed under the MIT and the University of Illinois Open
      6 // Source Licenses. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 
     10 // <locale>
     11 
     12 // template <class charT> class collate_byname
     13 
     14 // long hash(const charT* low, const charT* high) const;
     15 
     16 //   This test is not portable
     17 
     18 #include <locale>
     19 #include <string>
     20 #include <cassert>
     21 
     22 #include "platform_support.h" // locale name macros
     23 
     24 int main()
     25 {
     26     std::locale l(LOCALE_en_US_UTF_8);
     27     {
     28         std::string x1("1234");
     29         std::string x2("12345");
     30         const std::collate<char>& f = std::use_facet<std::collate<char> >(l);
     31         assert(f.hash(x1.data(), x1.data() + x1.size())
     32             != f.hash(x2.data(), x2.data() + x2.size()));
     33     }
     34     {
     35         std::wstring x1(L"1234");
     36         std::wstring x2(L"12345");
     37         const std::collate<wchar_t>& f = std::use_facet<std::collate<wchar_t> >(l);
     38         assert(f.hash(x1.data(), x1.data() + x1.size())
     39             != f.hash(x2.data(), x2.data() + x2.size()));
     40     }
     41 }
     42