1// { dg-do compile }
2// { dg-options "-fgnu-tm -O0" }
3
4namespace std {
5template<typename _CharT> struct char_traits;
6
7template<typename _Tp> class allocator {
8};
9
10template<typename _Tp> struct less {
11    bool operator()(const _Tp& __x, const _Tp& __y) const {
12        return __x < __y;
13    }
14};
15
16template <typename _Key, typename _Compare = std::less<_Key> > class map {
17public:
18    _Compare _M_key_compare;
19    bool find(const _Key& __x) {
20        return _M_key_compare(__x, __x);
21    }
22};
23
24template<typename _CharT, typename _Traits = char_traits<_CharT>, typename _Alloc = allocator<_CharT> > class basic_string {
25public:
26    bool compare(const basic_string& __str) const {
27        return 0;
28    }
29    void key ();
30};
31
32typedef basic_string<char> string;
33
34template<typename _CharT, typename _Traits>
35inline bool operator<(const basic_string<_CharT, _Traits>& __lhs, const basic_string<_CharT, _Traits>& __rhs) {
36    return __lhs.compare(__rhs);
37}
38
39template class basic_string<char>;
40
41}
42
43std::map<std::string> units;
44
45__attribute__((transaction_callable))
46void get(const std::string &name) {
47    units.find(name);
48}
49
50// { dg-final { scan-assembler "_ZGTtNKSs7compareERKSs:" } }
51