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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 // class num_put<charT, OutputIterator>
     13 
     14 // iter_type put(iter_type s, ios_base& iob, char_type fill, void* v) const;
     15 
     16 #include <locale>
     17 #include <ios>
     18 #include <cassert>
     19 #include <streambuf>
     20 #include "test_iterators.h"
     21 
     22 typedef std::num_put<char, output_iterator<char*> > F;
     23 
     24 class my_facet
     25     : public F
     26 {
     27 public:
     28     explicit my_facet(std::size_t refs = 0)
     29         : F(refs) {}
     30 };
     31 
     32 int main()
     33 {
     34     const my_facet f(1);
     35     {
     36         std::ios ios(0);
     37         void* v = 0;
     38         char str[50];
     39         output_iterator<char*> iter = f.put(output_iterator<char*>(str), ios, '*', v);
     40         std::string ex(str, iter.base());
     41         assert(ex == "0x0" || ex == "(nil)");
     42     }
     43 }
     44