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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 charT* lhs, const basic_string<charT,traits,Allocator>& rhs);
     14 
     15 #include <string>
     16 #include <cassert>
     17 
     18 #include "min_allocator.h"
     19 
     20 template <class S>
     21 void
     22 test(const typename S::value_type* lhs, const S& 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("abcde", S(""), false);
     36     test("abcde", S("abcde"), false);
     37     test("abcde", S("abcdefghij"), true);
     38     test("abcde", S("abcdefghijklmnopqrst"), true);
     39     test("abcdefghij", S(""), false);
     40     test("abcdefghij", S("abcde"), false);
     41     test("abcdefghij", S("abcdefghij"), false);
     42     test("abcdefghij", S("abcdefghijklmnopqrst"), true);
     43     test("abcdefghijklmnopqrst", S(""), false);
     44     test("abcdefghijklmnopqrst", S("abcde"), false);
     45     test("abcdefghijklmnopqrst", S("abcdefghij"), false);
     46     test("abcdefghijklmnopqrst", S("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("abcde", S(""), false);
     56     test("abcde", S("abcde"), false);
     57     test("abcde", S("abcdefghij"), true);
     58     test("abcde", S("abcdefghijklmnopqrst"), true);
     59     test("abcdefghij", S(""), false);
     60     test("abcdefghij", S("abcde"), false);
     61     test("abcdefghij", S("abcdefghij"), false);
     62     test("abcdefghij", S("abcdefghijklmnopqrst"), true);
     63     test("abcdefghijklmnopqrst", S(""), false);
     64     test("abcdefghijklmnopqrst", S("abcde"), false);
     65     test("abcdefghijklmnopqrst", S("abcdefghij"), false);
     66     test("abcdefghijklmnopqrst", S("abcdefghijklmnopqrst"), false);
     67     }
     68 #endif
     69 }
     70