43 lines · cpp
1// RUN: %clang_cc1 -fsyntax-only -verify %s2 3// PR66474class C {5 // After the error, the rest of the tokens inside the default arg should be6 // skipped, avoiding a "expected ';' after class" after 'undecl'.7 void m(int x = undecl + 0); // expected-error {{use of undeclared identifier 'undecl'}}8};9 10typedef struct Inst {11 void m(int x=0);12} *InstPtr;13 14struct X {15 void f(int x = 1:); // expected-error {{unexpected end of default argument expression}}16};17 18// PR1365719struct T {20 template <typename A, typename B> struct T1 { enum {V};};21 template <int A, int B> struct T2 { enum {V}; };22 template <int, int> static int func(int);23 24 25 void f1(T1<int, int> = T1<int, int>());26 void f2(T1<int, double> = T1<int, double>(), T2<0, 5> = T2<0, 5>());27 void f3(int a = T2<0, (T1<int, int>::V > 10) ? 5 : 6>::V, bool b = 4<5 );28 void f4(bool a = 1 < 0, bool b = 2 > 0 );29 void f5(bool a = 1 > T2<0, 0>::V, bool b = T1<int,int>::V < 3, int c = 0);30 void f6(bool a = T2<0,3>::V < 4, bool b = 4 > T2<0,3>::V);31 void f7(bool a = T1<int, bool>::V < 3);32 void f8(int = func<0,1<2>(0), int = 1<0, T1<int,int>(int) = 0);33};34 35struct S { 36 void f(int &r = error); // expected-error {{use of undeclared identifier 'error'}}37};38 39struct U {40 void i(int x = ) {} // expected-error{{expected expression}}41 typedef int *fp(int x = ); // expected-error{{default arguments can only be specified for parameters in a function declaration}}42};43