17 lines · cpp
1// RUN: %clang_cc1 -std=c++11 -verify %s2 3// A function that is explicitly defaulted shall4// [...]5// -- not have default arguments6struct DefArg {7 static DefArg &&make();8 DefArg(int n = 5) = default; // expected-error {{an explicitly-defaulted default constructor cannot have default arguments}}9 DefArg(const DefArg &DA = make()) = default; // expected-error {{an explicitly-defaulted default constructor cannot have default arguments}}10 DefArg(const DefArg &DA, int k = 3) = default; // expected-error {{an explicitly-defaulted copy constructor cannot have default arguments}}11 DefArg(DefArg &&DA = make()) = default; // expected-error {{an explicitly-defaulted default constructor cannot have default arguments}}12 DefArg(DefArg &&DA, int k = 3) = default; // expected-error {{an explicitly-defaulted move constructor cannot have default arguments}}13 DefArg &operator=(const DefArg&, int k = 4) = default; // expected-error {{parameter of overloaded 'operator=' cannot have a default argument}}14 DefArg &operator=(DefArg&&, int k = 4) = default; // expected-error {{parameter of overloaded 'operator=' cannot have a default argument}}15 ~DefArg(int k = 5) = default; // expected-error {{destructor cannot have any parameters}}16};17