1 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s 2 3 struct X1 { 4 X1(); 5 }; 6 7 struct X2 { 8 X2(); 9 ~X2(); 10 }; 11 12 void vararg(...); 13 f(X1 x1,X2 x2)14void f(X1 x1, X2 x2) { 15 vararg(x1); // okay 16 vararg(x2); // expected-error{{cannot pass object of non-trivial type 'X2' through variadic function; call will abort at runtime}} 17 } 18 19 20 namespace PR11131 { 21 struct S; 22 23 S &getS(); 24 25 void f(...); 26 g()27 void g() { 28 (void)sizeof(f(getS())); 29 } 30 } 31