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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 // <string>
     11 
     12 // template<class charT, class traits, class Allocator>
     13 //   bool operator!=(const basic_string<charT,traits,Allocator>& lhs, const charT* rhs);
     14 
     15 #include <string>
     16 #include <cassert>
     17 
     18 #include "min_allocator.h"
     19 
     20 template <class S>
     21 void
     22 test(const S& lhs, const typename S::value_type* rhs, bool x)
     23 {
     24     assert((lhs != rhs) == x);
     25 }
     26 
     27 int main()
     28 {
     29     {
     30     typedef std::string S;
     31     test(S(""), "", false);
     32     test(S(""), "abcde", true);
     33     test(S(""), "abcdefghij", true);
     34     test(S(""), "abcdefghijklmnopqrst", true);
     35     test(S("abcde"), "", true);
     36     test(S("abcde"), "abcde", false);
     37     test(S("abcde"), "abcdefghij", true);
     38     test(S("abcde"), "abcdefghijklmnopqrst", true);
     39     test(S("abcdefghij"), "", true);
     40     test(S("abcdefghij"), "abcde", true);
     41     test(S("abcdefghij"), "abcdefghij", false);
     42     test(S("abcdefghij"), "abcdefghijklmnopqrst", true);
     43     test(S("abcdefghijklmnopqrst"), "", true);
     44     test(S("abcdefghijklmnopqrst"), "abcde", true);
     45     test(S("abcdefghijklmnopqrst"), "abcdefghij", true);
     46     test(S("abcdefghijklmnopqrst"), "abcdefghijklmnopqrst", false);
     47     }
     48 #if __cplusplus >= 201103L
     49     {
     50     typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
     51     test(S(""), "", false);
     52     test(S(""), "abcde", true);
     53     test(S(""), "abcdefghij", true);
     54     test(S(""), "abcdefghijklmnopqrst", true);
     55     test(S("abcde"), "", true);
     56     test(S("abcde"), "abcde", false);
     57     test(S("abcde"), "abcdefghij", true);
     58     test(S("abcde"), "abcdefghijklmnopqrst", true);
     59     test(S("abcdefghij"), "", true);
     60     test(S("abcdefghij"), "abcde", true);
     61     test(S("abcdefghij"), "abcdefghij", false);
     62     test(S("abcdefghij"), "abcdefghijklmnopqrst", true);
     63     test(S("abcdefghijklmnopqrst"), "", true);
     64     test(S("abcdefghijklmnopqrst"), "abcde", true);
     65     test(S("abcdefghijklmnopqrst"), "abcdefghij", true);
     66     test(S("abcdefghijklmnopqrst"), "abcdefghijklmnopqrst", false);
     67     }
     68 #endif
     69 }
     70