| 1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
| 2 | |
| 3 | void f0(int i, int j, int k = 3); |
| 4 | void f0(int i, int j, int k); |
| 5 | void f0(int i, int j = 2, int k); |
| 6 | void f0(int i, int j, int k); |
| 7 | void f0(int i = 1, // expected-note{{previous definition}} |
| 8 | int j, int k); |
| 9 | void f0(int i, int j, int k); // want 2 decls before next default arg |
| 10 | void f0(int i, int j, int k); |
| 11 | |
| 12 | namespace N0 { |
| 13 | void f0(int, int, int); // expected-note{{candidate}} |
| 14 | |
| 15 | void test_f0_inner_scope() { |
| 16 | f0(); // expected-error{{no matching}} |
| 17 | } |
| 18 | } |
| 19 | |
| 20 | void test_f0_outer_scope() { |
| 21 | f0(); // okay |
| 22 | } |
| 23 | |
| 24 | void f0(int i = 1, // expected-error{{redefinition of default argument}} |
| 25 | int, int); |
| 26 | |
| 27 | template<typename T> void f1(T); // expected-note{{previous}} |
| 28 | |
| 29 | template<typename T> |
| 30 | void f1(T = T()); // expected-error{{cannot be added}} |
| 31 | |
| 32 | |
| 33 | namespace N1 { |
| 34 | // example from C++03 standard |
| 35 | // FIXME: make these "f2"s into "f"s, then fix our scoping issues |
| 36 | void f2(int, int); |
| 37 | void f2(int, int = 7); |
| 38 | void h() { |
| 39 | f2(3); // OK, calls f(3, 7) |
| 40 | void f(int = 1, int); // expected-error{{missing default argument}} |
| 41 | } |
| 42 | |
| 43 | void m() |
| 44 | { |
| 45 | void f(int, int); // expected-note{{'f' declared here}} |
| 46 | f(4); // expected-error{{too few arguments to function call}} |
| 47 | void f(int, int = 5); // expected-note{{previous definition}} |
| 48 | f(4); // okay |
| 49 | void f(int, int = 5); // expected-error{{redefinition of default argument}} |
| 50 | } |
| 51 | |
| 52 | void n() |
| 53 | { |
| 54 | f2(6); // okay |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | |
| 59 | namespace PR18432 { |
| 60 | |
| 61 | struct A { |
| 62 | struct B { |
| 63 | static void Foo (int = 0); |
| 64 | }; |
| 65 | |
| 66 | // should not hide default args |
| 67 | friend void B::Foo (int); |
| 68 | }; |
| 69 | |
| 70 | void Test () |
| 71 | { |
| 72 | A::B::Foo (); |
| 73 | } |
| 74 | |
| 75 | } // namespace |
| 76 | |
| 77 | namespace pr12724 { |
| 78 | |
| 79 | void func_01(bool param = true); |
| 80 | class C01 { |
| 81 | public: |
| 82 | friend void func_01(bool param); |
| 83 | }; |
| 84 | |
| 85 | void func_02(bool param = true); |
| 86 | template<typename T> |
| 87 | class C02 { |
| 88 | public: |
| 89 | friend void func_02(bool param); |
| 90 | }; |
| 91 | C02<int> c02; |
| 92 | |
| 93 | void func_03(bool param); |
| 94 | template<typename T> |
| 95 | class C03 { |
| 96 | public: |
| 97 | friend void func_03(bool param); |
| 98 | }; |
| 99 | void func_03(bool param = true); |
| 100 | C03<int> c03; |
| 101 | |
| 102 | void main() { |
| 103 | func_01(); |
| 104 | func_02(); |
| 105 | func_03(); |
| 106 | } |
| 107 | |
| 108 | } // namespace pr12724 |
| 109 | |