1 // RUN: %clang_cc1 -fsyntax-only -verify %s 2 3 // Don't crash. 4 5 template<typename,typename=int,typename=int>struct basic_string; 6 7 typedef basic_string<char> string; 8 9 10 11 template<typename aT,typename,typename oc> 12 struct basic_string 13 { 14 int us; 15 basic_string(const aT*,const oc&a=int()); 16 17 int _S_construct(); 18 19 int _S_construct(int); 20 21 _S_construct(); // expected-error {{requires}} 22 }; 23 24 template<typename _CharT,typename _Traits,typename _Alloc> 25 basic_string<_CharT,_Traits,_Alloc>::basic_string(const _CharT*,const _Alloc&) 26 :us(_S_construct) 27 {string a;} 28 29 struct runtime_error{runtime_error(string);}; 30 31 struct system_error:runtime_error{ // expected-note {{to match}} 32 system_error():time_error("" // expected-error 3 {{expected}} expected-note {{to match}} 33